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SECTION 14 2100 - TRACTION ELEVATORS
PRE-QUALIFIED SUB TRADES ONLY
PART 1 - GENERAL
1.1 GENERAL PROVISIONS
A. Attention is directed to the General Conditions, Document 00 1116 Pre-Qualified Sub Trades Only
and all Sections and drawings which are hereby made a part of this Section of the Specifications.
B. All Work shall be in strict conformance with ASME A17.1:2013, MA 524 CMR and all related
Codes.
1.2 DESCRIPTION OF WORK
A. Provide labor, materials and equipment necessary to complete the work of this section, to install
and maintain the two (2): Simplex Control, Machine Room Less (M.R.L.) Electric Traction
Elevators, Dennis-Yarmouth Intermediate Middle School (DYIMS), Massachusetts.
B. Sustainable Design Intent: Comply with project requirements intended to achieve sustainable
design, measured and documented according to the LEED Green Building Rating System of the
US Green Building Council. Refer to SUSTAINABLE DESIGN REQUIREMENTS for certification
level and certification requirements.
C. The Elevator Contractor shall bear the responsibility of coordinating all his work, in conjunction
with required related work specified elsewhere, for a complete elevator installation that will
conform with all safety and handicap access codes.
D. In general, the elevator contractor shall be responsible for, but not limited to the following:
1. The work to be performed under this Section 14 2100.
2. Provide a complete Elevator installation in accordance with all codes and regulations.
3. Complete and final clean down of elevator equipment, control rooms, hoistways and pits
at the completion of all building construction work prior to Building usage.
E. The requirements on the Drawings shall apply to the Work of this Section.
1. Drawing Section:
a. VT-01: Elevator 1 – Hoistway & Section
b. VI-02: Elevator 2 – Hoistway & Section
F. Labor, materials, equipment and services necessary for complete safe installation included in this
specification section 14 2100.
1. General Provisions for MRL Traction Elevator Work.
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2. Hoistway Equipment for MRL Traction Elevator Work.
3. Control Room Equipment for MRL Traction Elevator Work.
4. Operating System for MRL Traction Elevator Work.
5. Signal System for Traction Elevator Work.
6. Medical Emergency for Traction Elevator Work.
7. Telephone Monitoring System
8. Communication System for Traction Elevator Work.
9. Car Equipment for Traction Elevator Work.
10. Doors and Door Equipment for Traction Elevator Work.
11. Cameras: Hoistway wiring, properly marked for future installation of cameras (Cameras
provided by others).
12. Elevator Flooring for Elevator Work.
13. Elevator Signage in accordance with A17.1:2.29 for Traction Elevator Work.
14. Elevator Pit Ladder.
15. Emergency Battery Rescue for traction MRL Elevator.
G. Shop drawings and samples.
H. Record "As-Built" drawings.
1. As herein noted.
I. Items to Be Furnished Only: Furnish the following items for installation by the designated
Sections.
1. Lintels, sleeves, anchors, rail bracket inserts and similar items for elevators.
1.3 Related Work by Others:
1.4 The following items are not included in this Section and will be performed under the designated Sections:
1. Metal Fabrications for supports for hoisting machines and for elevator door sills.
2. Electrical for telephone service to elevator machine room.
3. Electrical for electrical service for elevators to and including disconnect switches at
machine room door and hoistway overhead.
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4. Single phase disconnects for car lighting and car fan.
5. Circuitry in 3-Phase disconnect for recognition of manual shut down vs. loss of power shut
down.
6. Indicated or required chases, openings.
7. Finish painting except as noted.
8. Guarding, protecting hoistway during construction.
9. Storage space for tools, materials.
10. Electric power for testing, adjusting equipment.
11. Metal gratings.
12. Sump hole, Sump pumps, removable gratings.
13. Grouting under entrance sills.
14. Smoke detectors.
15. Signal from fire alarm system.
16. Telephone raceway systems.
17. Temperature and Humidity Control for machinery spaces, machine rooms, control spaces
and control rooms to maintain 50 to 90 degrees in accordance with Code.
18. Temperature and Humidity Control for Hoistways.
1.4 REFERENCES
A. Labor, materials, equipment services necessary for complete safe installation in
conformity with:
1. American National Standard, Safety Code for Elevators and Escalators
(ANSI/ASME A17.1) as amended by 524 CMR Article 35, current edition.
Installation to be in accordance with A17.1 2013 Edition and MA 524 CMR, 6-1-
2018.
2. MA 521 CMR, AAB.
3. MA 527 CMR, Electrical Code.
4. MA 780 State Board of Building Regulations and Standards: The Massachusetts
State Building Code.
5. National Building Code (NBC).
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6. Uniform Building Code (UBC).
7. American National Standard Specifications for Making Buildings and Facilities
Accessible to and Usable by Physically Handicapped People (ANSI A117.1), 521
CMR, and Americans with Disabilities Act (ADA).
8. Seismic provisions in conformance with ANSI/ASME A17.1, and MA 524 CMR
Seismic Risk Zone 2.
9. All Local and national codes having jurisdiction.
10. Authorities having jurisdiction.
1.5 SUSTAINABLE DESIGN REQUIRMENTS
A. Materials, products and procedures within this Section shall contribute to the Project’s
sustainable design goals, including those defined by the USGBC’s LEED v4 for New
Construction and Section 01 8113 (Sustainable Design Requirements).
B. Refer to Section 01 8113 (Sustainable Design Requirements) for the project’s target
certification level and specific certification requirements. The Contractor shall ensure that
the requirements related to the project’s sustainability design goals are implemented to
the fullest extent. Substitutions, or other changes to the work proposed by the Contractor
or their Subcontractors, shall not be allowed if such changed compromise the
aforementioned environmental goals and LEED certification
1.6 DEFINITIONS
A. Specifications are of simplified form and include incomplete sentences. Omission of
words or phrases, such as "The Contractor shall," "shall be," "Provide," "a," "an," "the,"
and "all" have been omitted for brevity.
B. Additional Definitions:
1. "Approved," "satisfactory," "accepted," or "directed": as approved, satisfactory,
accepted or directed by or to Engineer and/or Owner.
2. "Callback:" In contract service, a customer request which requires a check of an
elevator other than the regularly scheduled examination.
3. “Completion, Final”: Full completion, including all punch list items
4. “Completion, Substantial”: Completion of all work. Certification by the
Department of Public Safety and return of full use by Owner. (Final one-year
warranty commences at Final Completion)
5. "Concealed": embedded in masonry or other construction, installed in furred
spaces, within double partitions or hung ceilings, in trenches, in crawl spaces or
in enclosures.
6. "Exposed": not installed underground or "concealed" as defined above.
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7. "Indicated," "shown," or "noted": as indicated, shown or noted on drawings or
specifications.
8. “M.R.L.”: Machine Roomless Elevator.
9. "Install": to erect, mount and connect complete with related accessories.
10. "Provide": to supply, install and connect up complete and ready for safe and
regular operation particular work referred to unless specifically indicated
otherwise.
11. “Repair:” A scheduled work order as a result of a ‘callback’, or recommendation,
etc.
12. "Similar or "equal" of approved Bidder, equal in materials, weight, size, design,
and efficiency or specified product, conforming with Base Bid Manufacturer"
approved by Engineer and Owner.
13. "Supply": to purchase, procure, acquire and deliver complete with related
accessories.
14. "Wiring": conduit, fittings, wire, junction and outlet boxes, switches, cutouts,
receptacles and related items.
15. "Work": labor, materials, equipment, apparatus, controls, accessories, and other
items required for proper and complete installation.
1.8 PRODUCT SUBMITTALS
A. Product Data: Include capacities, sizes, performances, operations, safety features, finishes, and
similar information. Include product data for the following:
1. Cab enclosures and hoistway entrances.
2. Operation, control, and signal systems.
B. Shop Drawings: Show plans, elevations, sections, and large-scale details indicating service at
each landing, equipment layout, coordination with building structure, relationships with other
construction, and locations of equipment and signals. Include large-scale layout of car control
station and standby power operation control panel. Indicate variations from specified
requirements, maximum dynamic and static loads imposed on building structure at points of
support, and maximum and average power demands.
1.9 Shop Drawings - Hoistway:
1. Dimensional drawings indicating:
a. Hoistway and equipment.
b. Supports of equipment.
c. Reactions.
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d. Weights of equipment.
e. Electrical and BTU data.
B. Shop Drawings - Control Room:
1. Dimensional layout indicating:
a. Machine room and equipment.
b. Electrical data.
c. Clearances around equipment.
d. Weights and supports for equipment.
e. Reactions.
f. BTU Data
C. Manufacturer Certificates: Signed by elevator manufacturer certifying that hoistway, pit, and
machine room layout and dimensions, as shown on Drawings, and electrical service, as shown
and specified, are adequate for elevator system being provided.
D. Full cab details showing final finishes.
E. Samples for Verification: For exposed finishes of cars, hoistway doors and frames, and signal
equipment; 3-inch-square samples of sheet materials; and 4-inch lengths of running trim
numbers.
F. Qualification Data: For Installer.
1.10 COORDINATION
A. Coordinate installation of sleeves, block outs, and items that are embedded in concrete or
masonry for elevator equipment. Furnish templates and installation instructions and deliver to
project site in time for installation.
B. Coordinate sequence of elevator installation with other work to avoid delaying the work.
C. Coordinate locations and dimensions of other work relating to elevator including entrance sills;
and electrical service, electrical outlets, lights, and switches in pits and machine rooms.
1.11 QUALITY ASSURANCE
A. Installer Qualifications: Elevator manufacturer or manufacturer’s authorized representative who is
trained and approved for installation of units required for this Project.
B. Regulatory Requirements: Comply with ASME A17.1 and Massachusetts Elevator Code.
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C. Accessibility Requirements: Comply with Section 4.10 in the U.S. Architectural & Transportation
Barriers Compliance Board’s “Americans with Disabilities Act (ADA), Accessibility Guidelines for
Buildings and Facilities (ADAAG) and the Massachusetts Architectural Access Board.
D. Fire-Rated Hoistway Entrance Assemblies: Door and frame assemblies complying with NFPA 80
that are listed and labeled by a testing and inspecting agency acceptable to authorities having
jurisdiction, for fire-protection ratings indicated, based on testing at as close to neutral pressure as
possible according to NFPA 252.
1.12 DELIVERY, STORAGE, AND HANDLING
A. Deliver, store and handle materials, components, and equipment in manufacturer’s protective
packaging.
B. Store materials, components, and equipment off of ground, under cover, and in a dry location.
Handle according to manufacturer’s written recommendations to prevent damage, deterioration,
or soiling.
1.13 CLOSE OUT SUBMITTAL
A. Provide project manual for approval which shall contain; but not be limited to:
1. Fina detail of all submittals: hoistway, machine, fixtures, cab, doors, frames, etc.
2. Controller detail and wiring detail corrected to incorporate any filed or final changes.
3. Reference for all major components.
4. Copy of Certificate of Use.
B. Operations and Maintenance Data: To include emergency, operation, and maintenance manuals.
C. Inspection and Acceptance Certificates.
D. Warranty: Warranty specified in this Section.
E. Continuing Maintenance Proposal: Service Agreement specified in this Section.
F. Complete project manual and all detail and documentation to also be electronic and furnished on
flash drive.
G. Elevator Keys
1. Provide six (6) sets of keys for Owner’s use; namely, Independent Key, fan and light,
telephone monitoring and any designated car access key as applicable.
1.14 WARRANTY
A. Special Manufacturer’s Warranty: Manufacturer’s standard form in which manufacturer agrees to
repair, restore, or replace defective elevator work within specified warranty period.
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1. Warranty Period: One year from date of State acceptance testing and Certification of final
elevator. This is considered Substantial Completion.
1.15 MAINTENANCE SERVICE
A. Full Maintenance Service:
1. Include in base bid lump sum price for initial full preventive maintenance service during
warranty period by trained mechanics for period of:
a. 12 months after completion and certification of final elevator.
b. Warranty and preventative maintenance program shall commence at substantial
completion of each elevator under this Section 14 2100 and shall continue in
effect until one year after substantial completion and acceptance of final elevator.
1) Monthly maintenance tasking shall be conducted.
2. To commence upon completion and acceptance of all elevator work.
3. Maintenance Control Program:
a. Elevator Contractor to provide a Maintenance Control Program (MCP) in
accordance with A17.1-2013.
b. The MCP shall provide a schedule for monthly preventive maintenance tasking.
c. The MCP shall serve as a comprehensive guide for the preventive maintenance
tasking to be performed.
d. Compliance with all required monthly, quarterly and annual full preventive
maintenance tasking must be clearly demonstrated to the Owner/Owner’s
representative.
e. The MCP shall include, but not be limited to, examinations, tests, cleaning,
lubrication, adjustments, repairs and all required attention to all elevator
components and shall provide a plan to ensure that the elevators are maintained
correctly.
4. Cost adjusted to reflect warranty.
a. For the purpose of this agreement and subsequent adjustments, the straight time
hourly rate for elevator mechanics shall equal the actual hourly rate paid to the
elevator mechanics plus the fringe benefits granted in lieu of, or in addition to,
hourly rate increases. Fringe benefits include, but are not limited to, pensions,
vacations, paid holidays, group life insurance, sickness and accident insurance,
and hospitalization insurance.
b. Any change in prices under this provision shall not result in the payment of more
than the maximum price permitted by any applicable legally issued government
regulations in effect at the time such adjustment is made.
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B. Schedule of Preventive Maintenance
1. Full Service Contract: Following is provided as a guideline and shall include; but not be
limited to the following: Monthly and systematically examine, adjust, lubricate, clean and
when conditions warrant, repair or replace, including but not limited to, the following
equipment:
a. Machine: Gearless M.R.L. Machine: all components.
b. Brake pulley, brake coil, brake pins, brake contacts, linings and all other brake
components.
c. Motor and Solid-State Drive: Entire Unit consisting of but not limited to motor
windings, armature fields, rotating elements, commutators, brushes, brush
holders, bearings, field coils, rotators, stator slip rings.
d. Controller, Selector and Dispatching Equipment: all components including all
relays, solid state components, resistors, condensers, transformers, contacts,
leads, dashpots, computer devices, steel selector tape (wire or cable),
mechanical or electrical timing devices, mechanical and electrical driving
equipment, coils, magnet frames, contact switch assemblies, springs, solenoids,
resistance grids, hoistway vanes, magnets and inductors.
e. Governor: including governor sheave, shaft assembly gears, bearing contacts,
jaws, and pit tension assembly.
f. Sheaves: including deflector, secondary compensating sheaves, shafts,
bearings, grease retainers, compensating sheave frame, contacts, rails and hold-
down devices.
g. Hoistway door equipment including but not limited to interlocks or locks and
contacts hoistway door hangers and tracks, bottom door gibs, cams, rollers, and
auxiliary door closing devices for power operated doors.
h. Hoistway limit switches, slow down switches, leveling switches and associated
cams, vanes, and electronic components.
i. Car Door Restrictors.
j. Guide shoes including rollers or replaceable gibs.
k. Automatic power operated door operators, door protective devices, car door
hangers, tracks, car door contacts and all related equipment.
l. Traveling cables.
m. Elevator control wiring in car, hoistway and machine room.
n. Seismic Controls
o. Car and counterweight safety mechanism and load weighing equipment.
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p. Hoist cables, flat belts, governor cables compensating cables and compensating
chains, including replacing, shortening and adjustment of tension on all cables
and belts.
1) Monitoring devices for flat belts shall remain the property of the Owner.
q. Buffers.
r. Emergency Battery Rescue and battery.
s. Fixture contacts, pushbuttons, key switches, locks, lamps and sockets of button
stations (car and corridor), traveling lanterns, position landing (car and corridor),
direction indicators (car and landing).
t. The guide rails shall be kept free of rust. Rails shall be kept dry. Renew guide
shoe rollers as required to insure smooth and satisfactory operation.
u. Examine and make necessary adjustments or repairs to the following necessary
equipment including relamping of signal equipment: corridor lanterns, car and
corridor position indicators, car stations, annunciator station, electric door
operators, intercom systems, interlocks, door hangers, safety edges.
v. Examine regularly and systematically all safety devices and governors and
conduct an annual load test, and each fifth year perform a full load, full speed test
of safety mechanism, overhead speed governors, car and counterweight buffers.
The car balance shall be checked and governor set. If required, the governor
shall be recalibrated and sealed for proper tripping speed.
w. Conduct Pre-Inspection Worksheet prior to testing.
x. Annual and or five-year weight state safety test of all safety devices including
$400.00 permit filing fee. All tests shall be performed in accordance with the
provisions of the American national Standard, Safety code for Elevators and
Escalators, (ANSI/ASME A17.1), Current Edition.
y. Monthly Firefighters’ testing in accordance with ASME A17.1: 8.6 - “All elevators
provided with firefighters’ emergency operation shall be subjected monthly to
Phase I. Recall by use of the Firefighters’ Key switch and a minimum of one-floor
operation on Phase II.”
z. Repair or replace conductor cables and hoistway and control room elevator
wiring.
aa. Maintain all elevator equipment in hoistway, control room, and pit in a clean
orderly condition, free of dirt, dust and debris.
bb. Furnish lubricants compounded specifically for elevator usage.
2. The Elevator Contractor shall not be required to install new attachments on the elevators
whether or not recommended or directed by insurance companies or by governmental
authorities, not to make any replacements with parts of a different design. The Contractor
shall not be required to make renewals or repairs necessitated by reason of negligence or
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misuse of the equipment or by reason of any other cause beyond the Contractor's control
except ordinary wear and tear unless the Contractor receives just compensation.
3. The Elevator Contractor shall not be responsible for the following items of elevator
equipment: car enclosure (including removable panels, door panels, car gates, plenum
chambers, hung ceilings, light diffusers, light tubes and bulbs, handrails, mirrors and
carpets): hoistway enclosure: hoistway doors, frames and sills.
a. Should failure of the doors be due to a condition with hoistway door rollers, gibs,
etc., Elevator Contractor shall be responsible for corrective action.
4. All work is to be performed during regular working hours of regular working days.
Emergency calls shall be answered at all hours of the day or night. Should overtime work
be required, the Owner will pay only the actual amount of the premium portion of the
wage; the Contractor will pay the basic hourly rate.
5. The Contractor shall check the dispatching system and make necessary tests to ensure
that all circuits and time settings are properly adjusted, and that the system performs as
designed and installed.
C. Maintenance Responsibility:
1. The Contractor shall keep the elevator maintained to operate at the original contract
speed, maintaining the original performance time, including acceleration and retardation
as designed and installed by the manufacturer. The door operation shall be adjusted as
required to maintain the original door opening and door closing times, within legal limits.
2. The Owner reserves the right to make inspections and tests as and when deemed
advisable. If it is found that the elevator and associated equipment are deficient either
electrically or mechanically, the Contractor will be notified of these deficiencies in writing,
and it shall be his responsibility to make the necessary corrections within 30 days after his
receipt of such notice. In the event that the deficiencies have not been corrected within
30 days, the Owner may terminate the Contract and employ a contractor to make the
corrections at the original Contractor’s expense.
a. Elevator Contractor shall be responsible for all related costs and cost differences.
3. Approximately three months prior to the end of the contract term, the Owner will make a
thorough maintenance inspection of all elevators covered under the contract.
a. Access to elevator equipment to be provided by Elevator Contractor.
4. At the conclusion of this inspection, the Owner shall give the Contractor written notice of
any deficiencies found. The Contractor shall be responsible for correction of these
deficiencies within 30 days after receipt of such notice.
5. No less than three months prior to the end of the final one-year Maintenance / Warranty
period, file a $400.00 test permit on each elevator and conduct annual state safety test (or
five-year load test, as applicable) in the presence of the state elevator inspector. Any
cited violation is the responsibility of the Elevator Contractor and all work is to be
completed prior to the completion of the maintenance/warranty period.
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a. It is the Elevator Contractor’s responsibility to ensure that new Certificates of Use
are posted within the Elevators prior to the end of the final one-year maintenance
/ warranty period.
D. Work Not Included In Full Maintenance Contract shall consist of the following:
1. The Elevator Contractor shall be required and shall receive additional compensation to
install new attachments or make any replacements with parts of a different design on the
elevator as recommended or directed by insurance companies or by governmental
authorities. These items shall be handled as a Compensated Repair.
a. Elevator Contractor shall be required to provide a proposal with full detail on
pricing for labor and material.
2. The contractor shall not be required to make renewals or repairs necessitated by reason
of negligence or misuse of the equipment or by reason of any other cause beyond the
Contractor's control except ordinary wear and tear unless the Contractor receives just
compensation.
3. The Elevator Contractor shall not be responsible for the following items of elevator
equipment: car enclosure (including removable panels, door panels, plenum chambers,
hung ceilings, light diffuses, light tubes and bulbs, handrails, mirrors and carpets):
hoistway enclosure, hoistway doors, frames and sills.
a. If it is determined that damage to doors is due to maintenance deficiencies in
roller, gib, etc. these items may be the responsibility of the elevator contractor.
E. Maintenance and Call Back Service:
1. All maintenance and call back work is to be performed during regular working hours of
regular working days.
2. Emergency call backs shall be answered at all hours of the day or night.
a. Straight time callbacks included in the scope of the contract.
b. Overtime, weekend and holiday callbacks shall be billed at Bonus Time Only.
3. Emergency call back response to be within one (1) hour for standard call back issues and
for entrapments or unsafe conditions within one (1) hour on site.
a. For Entrapments, Contractor shall maintain communication with Owner regarding
status of arrival.
F. Repair Work and Compensation for Repair Work:
1. Repair Work:
a. The Contractor will begin on site within 24 hours all necessary repairs and
replacements due to ordinary wear and tear.
2. Compensation for Repair Work:
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a. All Repair Work will be performed where possible during regular working hours of
regular working days (8:00 a.m. to 4:30 p.m., Monday through Friday). No
additional compensation will be paid for Repair Work performed during these
working hours.
b. When Repair Work must be performed outside of these working hours, prior
approval shall be obtained from the Owner. When Repair Work is performed at
the request of the Owner outside these working hours, the Contractor's
compensation will be increased by only the following amounts:
1) In the case of materials, no additional amount will be allowed.
2) In the case of labor, only the premium (Bonus time only) portion of the
Contractor's standard overtime billing rate will be billed.
c. A separate monthly invoice under this Article will consist solely of the cost of labor
for Repair Work as determined in this Article.
d. When Repair Work is performed for the convenience of the Contractor outside of
these working hours, the Contractor's compensation will not be increased.
3. Access to Records:
a. The Contractor will provide, when requested, all records and documents in
possession of the Contractor, relating to labor expended and material used in the
Performance of Repair Work, for which the Contractor has been or is to be
compensated according to the method described in the paragraph above. Such
records and documents will be limited to time tickets and records or replacement
parts with the published price lists of the Contractor.
4. Repair Work Procedures:
a. Whenever any Repair Work is to be performed by the contractor that will require
additional compensation, an estimate of the additional compensation and out-of-
service time will be submitted to the Owner, who will give written approval to the
contractor.
b. In case of an emergency, verbal approval from the owner will suffice.
c. Such approval of the Repair Work, in accordance with the terms of this
agreement, will entitle the Contractor to compensation in addition to the monthly
payments for maintenance if the work is to be performed in other than regular
hours.
d. The Contractor will, as a condition of payment for such work, furnish to the Owner
at the end of each week daily time slips showing (1) the time and number of each
workman employed on such work, (2) the number of hours daily which he is
employed thereon, and (3) a brief description of the nature of the work performed.
Such weekly time slips are for the purpose of enabling the Owner to determine
the accuracy of the amounts to be paid to the Contractor for Overtime Repair
Work.
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G. Extra Work and compensation for Extra Work:
1. Extra Work Definition:
a. The Owner will pay the contractor, in addition to the monthly price for
maintenance, for such proportion of the material and labor cost of any repairs and
replacements that are necessitated directly by negligence, misuse, accidents, fire,
flood, vandalism or abuse which are not the fault of the Contractor.
2. Replacement of Materials for Extra Work:
a. Where it is necessary for the Contractor to replace any item of material during the
performance of Extra Work under this agreement, the contractor will first submit
to the Owner for approval the name of the item or items, the quantity needed, and
the material price that the Owner is to be billed. In case of an emergency, verbal
approval from the Owner will suffice.
3. Compensation for Extra Work:
a. The Owner and the contractor will mutually determine the amount of payment for
Extra Work by the Contractor. The amount of payment shall be calculated based
on the material and labor used to perform the Extra Work.
b. The separate monthly invoice under this Article will consist of the cost of repairs
or replacement as noted above.
c. When Extra Work is performed for the convenience of the contractor outside of
the regular working hours of regular working days, the Contractor's compensation
shall be limited to the straight-time portion of labor cost. The Contractor will be
compensated for overtime hours only upon prior approval by the Owner.
4. Access to Records for Extra Work:
a. The Contractor will provide, when requested, all records and documents in
possession of the Contractor directly relating to labor expended and materials
used in the Performance of Extra Work (time and material basis) for which the
contractor has been or is to be compensated, according to the method described
above.
b. Such records and documents will be limited to time tickets and records of
replacement parts with the published price lists of the Contractor. Certification of
other costs will be provided by independent auditors of the contractor's and
Owner's mutual choosing at the Owner's request. This audit will be compensated
for separately by the Owner.
c. If certain materials manufactured by the Contractor do not appear on the
published price lists, the Contractor may be requested to display evidence that
the charges to the Owner are comparable to those that are being offered to other
similar customers of the Contractor.
5. Extra Work Procedures:
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a. Whenever any extra work is to be performed by the contractor, an estimate of
additional compensation and out-of-service time will be submitted to the Owner,
who will give approval to the contractor prior to start of Extra Work.
b. Such approval of the work, in accordance with the terms of this agreement may
entitle the Contractor to additional compensation.
c. The Contractor will, as a condition to payment for such work, furnish to the
Owner, for the purpose of auditing, at the end of each week, daily time slips
showing (1) the number of hours daily which the Contractor has employed
thereon, and (2) a brief description of the nature of the work performed, and a list
of material used. Such weekly time slips are for the purpose of enabling the
Owner to determine the accuracy of the amounts to be paid to the Contractor.
1.16 DIAGNOSTIC TOOLS AND SUPPORT
A. All diagnostic tooling and support is to be provided to the Owner.
B. Prior to seeking final acceptance of the project, the Contractor shall deliver to the Owner any
specialized tools required to perform diagnostic evaluations, adjustments, and/or programming
changes on any microprocessor-based control equipment installed by the Contractor. All such
tools shall become the property of the Owner.
1. Owner’s diagnostic tools shall be configured to perform all levels of diagnostics, systems
adjustment and software program changes which are available to the Contractor.
2. Owner’s diagnostic tools that require periodic re-calibration and/or re-initiation shall be
performed by the Contractor at no additional cost to the Owner for a period equal to the
term of the maintenance agreement from the date of the final acceptance of the project.
3. The Contractor shall provide a temporary replacement, at no additional cost to the Owner,
during those intervals in which the Owner might find it necessary to surrender a diagnostic
tool for re-calibration, re-initiation or repair.
C. Contractor shall deliver to the Owner, printed instructions, access codes, passwords or other
proprietary information necessary to interface with the microprocessor-control equipment.
1.17 SCHEDULE
A. Elevator Number: #1 & #2
1. Detail #1: VT.01: Hoistway & Section
#2: VT.01: Hoistway & Section
2. Type:Passenger (MRL)
3. Contract Load in Pounds: #1= 3,500 lbs.
#2= 2,500 lbs.
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4. Contract Speed in FPM: 150
5. Number of Stops: Two (2)
6. Number of Openings: Two (2)
7. Control Room Location: Adjacent; Located at Level 1
8. Machine Location: Overhead, In Hoistway (M.R.L.)
Rail Supported Machine
9. Machine Type: AC Gearless M.R.L Traction
10. Type of Motor Drive: Regenerative ACVF
11. Car and Hoistway Door Type: Single Speed Side Opening
12. Opening: 3’-6” wide x 7’-0” high
13. Call Registration Indication: Car and Hall Buttons, LED Lights
14. Car Operating Panel: Main, Vandal Proof
15. Car Position Indicator: Digital, In Car Station
16. Corridor Position and Direction Indicator:At Main Landing
17. Car Traveling Lantern: Yes, Vandal Resistant
18. Hall Push Button Stations: One (1) Each Landing
19. Emergency Communication: ADA Telephone
20. Medical Emergency #1: Required
#2: Not Required
21. Communications Failure Monitoring: Required
22. Emergency Source: Traction Battery Rescue
23. Firefighters’ Service: Required
24. Camera Wiring: Required in traveling cable
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PART 2 - PRODUCTS
2.1 GENERAL
A. The work and material specified pertains to the elevators unless otherwise noted.
B. Seismic Design Protection
1. Elevator to be designed to provide protection during seismic activity. The elevator safety
requirements for Seismic Risk Zone 2 as described in ASME A17.1 Part 8.4 and MA 524
CMR, Section 35.00, to include, but not limited to the following:
a. Guarding of equipment.
1) Rope retainers on drive, deflector, governor, governor tension sheave to
inhibit the displacement of ropes.
2) Snag Points:
a) Snag points created by rail brackets, rail clip bolts, fishplates,
names and similar devices shall be provided with guards to
prevent snagging of compensating ropes or chains, governor
ropes, hoist cables and traveling cables.
b. Machinery and Sheave Beams, Supports and Foundations
1) Beams and Supports:
2) Anchor all overhead beams and supports to prevent overturning and
displacement.
3) Secure machines, control panels, machine beams, sheaves to building
structure.
4) All fastenings including bolts used to attach equipment to the supporting
structure shall be designed to withstand seismic forces acting
simultaneously with elevator operation.
5) Counterweight restrictors
c. Seismic Loading to be calculated as outlined by Code.
d. Special emergency operation and signaling devices as detailed in Code.
C. Provide framing to support elevator hoisting machine and deflector sheaves from the building
structure.
D. Inserts: Furnish required concrete and masonry inserts and similar anchorage devices for
installing guide rails, machinery and other components of elevator work where installation of
devices is specified in another section.
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2.2 DESCRIPTION – HOISTWAY EQUIPMENT
A. Complete hoistway, pit and car equipment with required appurtenances.
2.3 HOISTWAY EQUIPMENT AND MATERIAL
A. Guide rails:
1. Car and counterweight, planned steel, standard T-section.
2. Extend from pit floor to underside of concrete slab at top of hoistway.
B. Guides:
1. Mount on top and bottom of car and counterweight frame.
2. Roller type:
a. Three, balls bearing, rubber or composition tire wheels, with adjustable springs or
other method subject to review, to maintain rail contact.
b. Suitable for operation on dry unlubricated guide rails.
C. Cables:
1. Hoist cables or belts:
a. Industry standard traction steel wire rope or flat belt.
1) Monitoring units to review status of belts’ steel core, belt faults and belt
status shall remain in place and shall be the property of the owner.
b. Pre-cut to required lengths.
2. Governor cables:
a. Minimum 3/8 in. steel or Equal.
b. Secure ends to car safety operating mechanism and where noted to
counterweight safety operating mechanism.
c. Pass over governor sheave above and tension device in pit.
D. Sheaves and supporting members:
1. Sheaves: deflector overhead, under-slung, cast iron machined rim grooves and hub.
2. Supporting members: structural beams or channels.
E. Buffers:
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1. Buffers, Car and Counterweight.
2. Provide on pedestals as required.
3. Stroke: as required by Code.
4. Pipe struts and braces as required.
5. Locate in pit under car and counterweight.
6. Mount on continuous channels secured to guide rails.
F. Pit Ladder:
1. Provide and install a pit access ladder in strict accordance with A17.1:2.2.4.
a. Ensure a clear distance of not less than 4½ inches from centerline of rungs,
cleats, or steps to nearest permanent object.
G. Counterweights:
1. Equal to weight of complete elevator plus Code required percent of specified load.
2. Consisting of:
a. Structural steel channel frame.
b. Cast iron or steel subweights.
c. Minimum two tie rods, full height of arbor, passing through and arranged to
secure subweights. Nuts secured with cotter pins.
d. Guards as required by Code.
H. Governor and Safety:
1. Governor:
a. Tension Type.
b. Switch to interrupt power to elevator.
c. Cable sheave.
d. Spring applied cable jaws held by governor cable tension.
e. Cable driven.
f. Remote Set.
2. Governor Cable:
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a. Continuous.
b. Run from safety tripping lever of safety, over governor sheave, weighted
tensioning sheave and back to lever.
c. Pass through governor jaws.
d. Tension maintained by tensioning sheave.
3. When governor attains tripping speed:
a. Switch shall open, interrupting power to elevator.
b. Governor jaws shall grip governor cable.
c. Cable, when pulled through jaws shall not be damaged or deformed.
4. Car Safety:
a. Flexible guide clamp, self-resetting.
b. Actuated by governor cable.
c. Bolted to elevator frame.
d. Located under elevator.
e. Operable in down travel.
f. Engage both sides of guide rails with equal force.
g. Force sufficient to stop fully loaded elevator from tripping speed.
I. Automatic terminal stopping devices:
1. To stop car at top and bottom landings.
2. Independent of regular operating device.
3. Provide final limit switches.
a. To stop car that has traveled beyond zone of normal stopping devices.
b. Prevent operation of elevator until reset.
c. Operated by elevator car.
J. Pit stop switch:
1. Provide Emergency Stop Switch in pit adjacent to point of access to pit.
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2. Additional stop switches to be provided in accordance with code.
a. Where more than one switch is provided, they shall be wired in series.
K. Fascia: Galvanized sheet steel shall be provided.
L. Guide rails:
1. Installation:
a. Erect plumb and parallel, maximum deviation 1/8 inch.
b. Support to prevent distortion by eccentric loading or application of safety devices.
c. Provide rail backing when bracket spacing exceed 14 feet - 0 inches or Code
recommended maximum.
d. Supply inserts as required or noted. Installation under Related Work Specified
Elsewhere.
2.4 CONTROL ROOM AND HOISTWAY EQUIPMENT
A. Elevator machines, controls, motor drives, and appurtenances.
B. Quality assurance:
1. Speed regulation.
a. The controller system shall provide smooth acceleration and deceleration with
1/8- inch leveling accuracy at all landings from no load to full load in the elevator,
under normal or unloading conditions.
b. The speed of the elevator shall not vary plus or minus 5 percent under loading
conditions.
2. Rate of change:
a. Variable voltage control: constant.
b. Independent of car operating devices.
3. Speed: plus or minus five percent of specified.
C. Machine:
1. Machine: Alternating Current Permanent Magnet (ACPM) Gearless mounted at top of
hoistway.
2. Bedplate: Cast iron or steel in one piece or heavy structural steel shapes welded
together.
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3. Bearings:
a. Anti-friction metal sleeve, ball or roller type.
b. Self-lubricating.
c. Oil reservoirs and gauges.
d. Capped filler openings.
e. Drain plugs.
4. Sheaves: hard alloy cast iron or steel, smooth turned grooves and flanges.
5. Brake:
a. Disc braking system.
6. Hoisting Motors:
a. Variable voltage variable frequency AC current type, designed for this control.
b. Alternating Current Permanent Magnet. (ACPM)
c. High starting torque with low starting current.
d. IEEE standard for 50 deg. C, Class A insulation, 30-minute rating.
7. Vibration elimination and sound reduction: neoprene isolators or rubber-in-shear with
maximum ¼” static deflection to isolate from floor.
D. Solid State Motor Drives:
1. It is the intent of this specification to provide Regenerative, AC motor drives for elevator
as follows:
a. Provide elevator with a solid-state motor drive, providing variable voltage and
regenerative power controls by means of devices that can control current without
moving parts and that use static switching by means of solid-state devices.
1) A regenerative (Power-Back) means shall be provided to return power to
the AC line during dynamic braking.
b. The drive shall be capable of producing full torque at zero speed and shall not
require DC injection braking in order to control car deceleration.
c. The drive shall be capable of controlling the machine and motor.
d. The drive shall have built-in motor overload protection. External overload is not
required.
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e. The drive shall have the capability of being adjusted or programmed to achieve
the required motor voltage, current, and frequency to properly match the
characteristics of the AC elevator hoist motor and shall not create excessive
audible noise from the elevator motor.
f. The drive shall be heavy-duty, capable of delivering sufficient current required to
accelerate the elevator to contact speed with rated load. The drive shall provide
speed regulation appropriate to the motor type.
g. A contactor shall be used to disconnect the hoist motor from the output of the
drive unit each time the elevator stops. This contactor shall be monitored and the
elevator shall not start again if the contactor has not returned to the de-energized
position when the elevator stops. The controller shall provide step-less
acceleration and deceleration and provide smooth operation at all speeds.
h. Provide visual (LED) indications of driving and braking operation and correct
incoming power.
i. Provide in sequence: a zero-speed electrical stop signal; brake set signal; and
motor contactor turn off signal.
j. Provide means to prevent peaks or spikes from feeding back into the building
power systems.
E. Controller and Selector:
1. It is the intent of this specification to provide a solid-state control system for the controller.
The system shall utilize isolated solid-state input/output interface for the majority of
signals. It is understood, where required by the Code, relays and/or contacts are to be
utilized for safety and power control considerations. The use of relays as input and/or
output devices are not acceptable.
2. All controller components shall be designed to provide the required operation as herein
specified.
3. All assemblies, power supplies, switches, relays and other items shall be securely
mounted on a substantial, self-supporting steel frame of angles or channels and shall be
totally enclosed with covers in a floor mounted cabinet or wall mounted. Equipment shall
not be mounted on any of the covers.
4. All controller switches and relays shall be magnet operated with contacts of design and
material to ensure maximum conductivity, long life and reliable operation without
overheating or excessive wear and shall provide a wiping action to prevent sticking due to
fusion.
5. Where time delay relays are used in the circuits, they shall be of an acceptable design
that is reliable and consistent, such as condenser timing or electronic timing. No dashpot
time relays shall be used.
6. Each device on all panels shall be properly identified by name, letter, or standard symbol
which shall be neatly stencil painted (or otherwise marked), in an indelible and legible
manner, on device or panel. Identification marking shall be coordinated with identical
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markings used on wiring diagrams. The ampere rating shall be marked adjacent to all
fuse holders. All spare conductors shall be neatly formed, laced, and identified.
7. Safety switch shall cut off current, automatically apply brake and stop car upon current
failure and/or upon operation of any electrical safety device.
8. It must be possible to determine car position, movement, location and direction of the
elevator from the control room.
F. Machine Location:
1. Overhead Hoistway Installation:
a. Provide steel beams, channels and bearing plates to support machine,
governors, rope hitches, buffers and (as required) compensating cable sheaves.
b. Fasten beams and channels to supports.
c. Mount machine directly in hoistway.
2. Rail Supported Machine Application.
G. Wiring and Traveling Cable:
1. From control panels and relay panels to equipment from hoistway junction box to elevator.
Provide transformer for required relay panel control voltage.
2. Install in metal wireways and raceways without outlet boxes as specified under Electrical
Work, except for trail cables and short connections.
3. Traveling cables: Underwriters, labeled, fire and moisture resistant outer braid and steel
supporting strand. Provide minimum 10 percent spares, not less than 6 wires.
a. The swing of the traveling cables shall be checked when the elevator is running
and all shields and pads necessary to prevent chafing shall be installed. The loop
in the traveling cable shall be not less than 2 feet.
4. Branch circuit and control wiring: TEW or THW insulation, 600 volts.
5. Telephone wiring: shall meet telephone company requirements. In traveling cable from
hoistway junction box to car. From hoistway junction box to terminal box in machine room.
Provide 20 or 22 Gauge shielded pairs.
6. From shaft riser to door interlocks, type SF-2 or equivalent; maximum operating
temperature, 392-degree F. (200-degree C). Terminations shall be insulated to maintain
integrity of wiring.
7. Install short connections (nonmoist locations) in flexible conduit.
8. Conduit: galvanized steel.
9. Install green ground wire.
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10. Additional Wiring Requirements:
a. Provide wiring provisions for camera installation.
1) 1-18/2 stranded unshielded pair.
2) 1-18/2 stranded shielded twisted pair.
3) Or as confirmed.
a) Wiring to be properly secured and marked for future installation
of camera.
H. Control Systems
1. Simplex Selective Operation:
a. Pressure of corridor button, other than landing at which car is standing, shall start
car and cause car to stop at first landing for which call was registered,
corresponding to direction of car travel.
b. Car shall stop at all landings for which calls are registered, corresponding to
direction of travel.
c. Call registered for opposite direction of car travel shall remain registered and be
answered after car has completed its calls in direction of travel.
d. If no car buttons are pressed and car starts UP in response to several DOWN
calls, car shall answer highest DOWN call first and then reverse to collect other
DOWN calls.
e. Registration of car button call shall cause car to start.
f. Time limit relay shall hold car a few seconds at landing to enable passengers to
enter and leave car. When car has answered farthest call, this interval shall
permit car button call to be registered to establish direction of travel, even though
corridor call is registered for opposite direction of travel.
g. It shall be impossible to start a car unless car door is closed and all hoistway
doors are locked in closed position.
h. Doors open automatically when car stops at a landing.
i. Doors close at a predetermined interval after opening unless:
1) Closing is interrupted by door reversing device.
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2) DOOR OPEN button is pressed.
j. Pressing of corridor button at floor where car is standing shall open doors.
k. Key Operated Emergency stop switch: interrupts power supply and applies brake
independent of regular operating device.
l. Key operated inspection switch: takes car out of normal operation and gives
elevator contractor full control over starting, stopping and direction of car travel
from car top inspection system. Car shall travel at inspection speed and shall not
respond to corridor calls.
m. Key operated independent service switch: takes car out of normal operation and
gives attendant full control over starting, stopping and direction of car travel from
car buttons only. Car shall travel at contract speed and shall not respond to
corridor calls.
2. System Computer:
a. Provide computer control microprocessor-based car controller.
b. Latching circuitry (outputs) shall be of a fail-safe design which turns off all the
outputs in the event of a processor malfunction.
c. Diagnostic Tools: Elevator Contractor shall provide all diagnostic tools and
documentation required for the adjustment, troubleshooting and reprogramming
of the elevator system upon completion, including:
1. Passwords or identification codes required to gain access to each
software program in order to perform diagnostics or program changes.
2. A complete dictionary of fault codes with recommended steps for
resolution, in sequence from highest to lowest probable cause.
3. If belted suspension means are employed, a permanent, self-calibration
device shall be provided to accurately monitor and routinely communicate
the condition of all belts. This device shall become property of the Owner
regardless of maintenance provided.
I. Special Operating Features:
1. In addition to the previously specified features the following special operating functions
shall be provided:
2. Load Dispatch – Car shall be dispatched immediately from the lobby floor when loaded to
predetermined percentage of rated capacity. The load detection device which initiates the
dispatching shall be independently adjustable.
3. Load Weighing Device – Provide car with automatic load - weighing device that shall:
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a. Operate at preset load of approximately 80 percent of full load.
b. Cause car to bypass corridor calls until passengers leaving car reduce load below
preset level.
4. Initiate dispatch of car at lower main terminal landing prior to elapse of normal dispatching
interval.
5. Load Bypass - Car shall bypass hall calls if loaded to a predetermined percentage of
rated capacity. The load detection device which initiates load bypass shall be
independently adjustable.
6. Designated Parking - The system shall provide for car to park as designated by the
Controller or to park at its last call.
7. False Car Call Canceling - if an excessive number of car calls have been registered and
the car has made two consecutive stops and the door photocell protective beams have
not been interrupted, all car calls shall be cancelled.
J. Ascending Car Overspeed and Unintended Car Movement Protection:
1. Ascending Car Overspeed and Unintended Car Movement Protection in keeping with
A17.1 section 2.19 entitled "Ascending Car Overspeed and Unintended Car Movement
Protection" and 2.19.3 Emergency Brake shall be provided.
2. As applicable to AC Gearless design.
3. Designed to prevent the car from striking the hoistway overhead structure and/or
unintended car movement away from the landing with the hoistway door not in the locked
position or the car door not in the closed position.
4. A mechanical device independent of the braking system used to retard or stop an elevator
should the car over speed or move in an unintended manner.
K. Components:
1. The microprocessor-based group dispatcher and communications network shall be
designed and installed to meet the following requirements:
a. Provisions shall be made in the dispatch computer or computers so that the
elevator system dispatching can be modified at a future time. The system shall
be so designed that the modifications to the software shall be all that is required
to revise the dispatching. It shall be further designed so that there will be
minimum shut down time should changes be required.
b. The latching circuitry (outputs) shall be of fail-safe design which turns off all the
outputs in the event of a processor malfunction.
c. Power Supplies: All power supplies utilized shall be UPS recognized. They shall
all have short-circuited protection.
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d. Frame: All assemblies, power supplies, chassis switches, relays, and other items
shall be securely mounted on a substantial, self-supporting steel frame. The
equipment shall be completely enclosed with covers. No equipment is to be
mounted on the covers.
e. Wiring: All factory wiring shall utilize UP labeled copper wires. All wiring
connections shall be neatly routed. All wiring connections to studs or terminals
shall be made by means of solder or solderless lugs.
f. Marking: All components shall be clearly and permanently identified adjacent to
each device and shall be identical to the wiring schematic.
g. All components (relays, fuses, P.C. board etc.) shall be permanently marked with
symbols as shown on drawings.
h. Provide extender boards when computing devices are used inside a computer
chassis so as to have access to the printed circuit cards utilized.
i. Electronic time delay devices shall use stable capacitor or crystals as the time
base.
j. Terminals shall be provided for a future connection to a computerized test
system. An adequate number of terminals shall be provided so as to monitor all
of the various functions of the elevators. These shall include but not be limited to
car positions, running functions up and down, door open and close hall and car
calls, door protective devices, safety circuits, elevator recapture, etc.
k. Printed Circuits and Related Hardware:
1) All printed circuit boards shall be fabricated with G10 glass epoxy
material with a minimum equivalent one-ounce copper.
2) All printed circuitry shall be coated with tin-lead.
3) All double-sided boards shall have plated-through holes.
4) All printed circuit board edge connections shall be hold plated.
5) All solid-state hardware and devices shall have built-in noise suppression
devices which provide a high level of noise immunity.
6) Power supplies shall have noise suppression devices provided.
7) All inputs from external devices (such as pushbuttons) and all outputs to
external devices (such as indicators, relays) shall be isolated with opto-
isolation modules.
8) The use of relays as input and/or output devices are not acceptable.
9) A separate regulated power supply shall be used for each computer
chassis.
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10) The control circuits shall be so designed so that one side of the power
supply is grounded to provide for testing.
11) Under no circumstances shall the safety circuits be affected by accidental
grounding of any part of the system.
12) In the event of a power failure or interruption, the system shall function
under emergency power operation as described in this Specification
Section.
13) System memory shall be provided so that data shall not be lost in the
event of a power failure or disturbance.
14) Required power will be furnished by others. Elevator Contractor shall
coordinate location and requirements with the Owner.
L. Top-of-car operation:
1. Operating device:
a. Up/Down, buttons, constant pressure type, Emergency Stop button, momentary
pressure type in accordance with Code.
1) When operated: car to travel at reduced speed.
M. Elevator Firefighters’ Service:
1. Phase I Emergency Recall Operation:
a. Provide operation and equipment as required by governing Code. ANSI A17.1
Current Edition as modified by 524 CMR, Section 35.00.
1) Elevator Contractor shall provide required elevator components and
direct wiring to receive signal from fire alarm system.
2) Fire alarm system devices, wiring, etc. are under Related Work Specified
Elsewhere.
b. Coordinate with fire alarm systems contractors.
2. Phase II Emergency In-car Operation:
a. Provide operation and equipment as required by governing Code.
3. Provide Firefighters’ Key Switch, Fire Hat Jewel and code required signage at main
landing.
a. Jewel shall be ‘Fire Hat’ signal.
4. Provide Firefighters’ Panel in car operating panel in accordance with code.
N. Medical Emergency Service: (Elevator #1 Only)
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a. Medical Emergency Service shall be provided on elevator #1.
b. Medical Emergency shall be in accordance with 524 CMR Section 35.00, 2.27.12.
c. Upon activation of Hall Medical Emergency Key Switch, elevator shall respond to call.
d. Medical Emergency Key Switches and Markings:
1) Elevator shall be controlled by a two-position key switch at the main floor and by a
similar key switch in the car operating panel.
2) The lock and key shall be in accordance with code, only elevator companies or
manufacturers authorized by the Massachusetts Department of Public Safety,
Elevator Section, may order this lock which is to be manufactured by Medeco
Security Locks, Inc. (Key number shall be 65W-2650-T101-26-R7).
3) The lock shall be arranged so that the switch shall be “off” when the key is in a
vertical position and it shall be “on” when the key is cut facing approximately 90°
to the right of the vertical.
4) The key shall only be removable in the “off” position.
5) Both locks shall be identified with the words “Medical Emergency” engraved
adjacent to the lock. The lettering shall be a minimum of 14 points with lettering
or background color blue.
e. Medical Emergency Operation:
1) When the designated main floor key is turned to the “on” position it shall activate
a continuous audible signal in the car which can be the same signal used for
fireman’s service. It shall also activate a visual signal in the car at the main floor
key call station that reads “Medical Emergency.” All car calls shall be cancelled
and unable to be registered. The car shall not accept any hall calls after this
service is activated.
f. Car Operation:
1) Upon entering the car, it shall not accept a car call until the car Medical
Emergency switch is turned to the “on” position. After turning that key on and
registering a call, the call shall automatically close its doors and proceed to the
call. All door zone detection devices shall be operative. If more than one call is
registered, it shall stop at the first call and cancel all others at which time a
second choice can be made.
2) Upon arriving at the desired floor, the doors shall open automatically and the EMT
shall remove his key when the switch is in the “off” position, the car shall then
remain at the floor and will not accept a call or move away from that floor until the
key is again turned on.
3) The car must be returned to the main floor on Medical Emergency service and
the key removed in its “off” position before returning the car to normal operation.
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4) If the car is on any form of special service such as inspection, firefighters, etc.,
when Medical Emergency service is initiated, the audible and visible signals in the
car shall be activated but the car shall not respond to the main floor Medical
Emergency call.
5) If the car has responded to a Medical Emergency call prior to a call from
fireman’s service, the Medical Emergency call for service shall not be overridden
by firefighters’ service call until it returns to the main floor but the fireman’s
service audible and visible signals shall be activated.
O. Emergency Battery Rescue:
1. Provide system for each elevator to return to a landing on Battery Rescue in the event of
power loss.
2. System to operate in accordance with manufacturer’s specifications.
P. Emergency car lighting and alarm bell system:
1. Consisting of rechargeable battery, charger, controls, light fixtures and bell.
a. Fixture integrated with car operation panel.
2. Automatically provide emergency lighting in car upon failure or abnormal interruption of
normal car lighting.
a. Function irrespective of position of car light switch.
b. Maintain minimum illumination of 0.2-foot candle at four feet above car floor and
at approximately one foot in front of car operating panel for not less than four
hours.
3. Automatically provide power to alarm bell.
a. Bell activated same as normal bell.
4. Battery, six volt minimum, sealed, lead acid or equal. Batteries using adapter type water
conserving or catalytic devices are not acceptable.
5. Charger capable of restoring battery to full charge within 18 hours after resumption of
normal power.
6. Provide external means for testing battery, lamps and bell.
7. Light to be located out of arms-length and of vandal proof design.
2.5 OPERATION PANELS AND SIGNAL FIXTURES:
A. All fixtures and buttons to be tamper proof, vandal resistant design. All lights for buttons and
signals to be LED. No plastic caps:
1. Faceplates:
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a. The faceplates of all hall fixtures shall be designated for flush mounting stainless
steel Class 302 with a No.4 satin finish, beveled edge design, and not less than
1/8 thick. Car operating panels shall be satin stainless steel.
b. Attach faceplates with spanner type security screws.
c. Provide on all faceplates engraved fire signs, capacity, speed and all other signs
required by code. There shall be no applied signage.
2. Pushbuttons:
a. Pushbuttons in car operating panel and hall button stations shall have contacts
and wearing parts of materials sized to meet the requirements of elevator service.
Buttons shall be so designed that a spring will take up the initial pressure when
contact is made and further pressing shall seat the button on or in the faceplate.
b. Landing call buttons and designated car buttons shall also serve as registered
call signal indicators and shall have their function indelibly and legibly identified.
c. Landing call buttons shall contain Up and Down arrow indications and car buttons
shall contain floor designations. When a landing call button is operated, the
button shall illuminate to indicate that the call has been registered. The signal
shall be extinguished when the car has served the registered call.
d. All lights shall be LED.
e. Car and hall buttons shall be tamperproof vandal resistant type, positive stop
design as approved.
3. Door Operating Buttons:
a. “Door Open” and “Door Close” buttons shall be provided in same faceplate as
operating buttons and shall be similar in size and design to floor buttons, but not
illuminated.
4. Boxes:
a. Provide a sheet metal containing box for each fixture with sufficient knockouts,
and grommets to receive cable. Box shall be minimum No.12 USSG and
adequately reinforced.
B. Car Operation Panel:
1. Car shall be equipped with Main Car Operating Panel containing all controls for the type
of operation specified. The top operating button shall not be more than 48 inches from the
car floor for front approach and 54” for side approach. All designations shall be engraved
and backfilled. No attached signs may be used. All lights to be LED.
2. Panel to be in accordance with ADA requirements.
3. Features to include, but not be limited to:
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a. Vandal Proof Design
b. Stop Switch (Keyed).
c. ALARM button.
d. Emergency Light Test Switch
e. Light switch.
f. Fan switch: two speed.
g. DOOR OPEN button.
h. DOOR CLOSE button
i. Key operated inspection switch.
j. Key operated independent service switch.
k. Fire-Emergency visual and audible signals.
l. Emergency telephone to be hands free ADA Type integral with car station
faceplate.
m. Firefighter's Operation Panel, engraved signage, visual and audible signals.
n. Medical Emergency Key Switch and Jewel (Elevator #1 Only)
o. Elevator Number and State I.D. number to be engraved on car operating panel.
p. All signage to be engraved.
1) No Smoking
2) Capacity
3) All other requirements.
q. Certificate Frame. Sized for MA Certificate of Use.
C. Car position and direction indicator.
1. Digital, LED lighting, in car station.
D. Alarm bells:
1. In pit:
a. Provide bell in elevator pit.
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b. Diameter: 6 inches.
c. Include wiring and transformers.
E. Traveling Lanterns:
1. All lights to be LED.
2. Provide in car jambs.
3. Vandal Resistant.
4. Satin stainless-steel fixture.
5. No plastic lenses.
6. One each side of car jamb.
F. Hoistway Access Switches:
1. Top landing.
2. Bottom landing.
3. Provide operation and equipment as required by Code.
G. Corridor Call Pushbuttons.
1. Call register type (Vandal Proof Design).
2. All lights to be LED.
3. Provide Firefighters’ Service Key Switch, engraved signage and fire hat jewel in hall
station at designated landing.
4. Elevator #1: Provide Medical Emergency Key Switch, Visual Signal and Audible Signal.
H. Corridor Indicators:
1. Mounted at minimum 72” centerline
2. All lights to be LED
2.6 COMMUNICATIONS
A. Two-Way Emergency Communication
1. Communication system, complete with all equipment and appurtenances:
a. Provide as integral part of car station an ADA push-button hands-free telephone
system.
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B. Elevator Communications Failure Monitoring System
C. Monitoring requirements shall be in accordance with A17,1-2013, Item 2.27.1.1.b.
D. Include in 1
st floor hall push button station monitoring control to ensure dedicated telephone line is
active.
a. Any failure of phone line shall cause the alarm to sound and visual signal to
illuminate.
b. Alarm can be temporarily disabled but shall reactivate within the next daily test if
phone line is not repaired.
2.7 CAR EQUIPMENT
A. Elevator car frame and platform:
1. Car frame and auxiliary supports.
a. Structural steel members.
b. Welded, riveted or bolted to form rigid unit.
2. Platform:
a. Designed for Class for loading specified.
b. Steel frame with steel subfloor or structural steel frame filled with:
c. Double wood flooring, each floor, minimum 3/4-inch-thick marine grade plywood.
d. Underside: fireproofed with minimum No. 27 USSG sheet steel.
e. Mount on neoprene pads.
f. Support pads with auxiliary steel frame, fastened to car frame forming isolated
cushion between car and frame.
3. Toe guard:
a. Minimum No. 16 USSG cold rolled sheet steel on entrance side.
b. Full width of entrance.
c. As required by Code.
4. Sill:
a. Extruded Aluminum, approved nonslip surface.
b. Length to accommodate door in fully open position.
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c. Minimum thickness 7/16 inch.
d. Grooves machine planed, minimum guide clearance.
e. Machine rabbetted to receive toe guard.
f. Securely fastened to platform.
g. Shimmed to be level.
h. Parallel to centerline elevator guide rails.
B. Cab Enclosure
1. Entrance columns, return panel and transom:
a. Full Width, reinforced transom.
b. #4 Satin Stainless Steel.
2. Cab Shell: 14 GA stainless steel shell with exterior applied sound deadening.
3. Cab Interior:
a. Walls:
1) Raised Panels finished in Non-Directional satin stainless steel with inlaid
stainless-steel bar in style and segmentation approved by the Architect.
2) Final design approved by Architect.
b. Reinforced strike jamb, entrance column, full width reinforced transom. Finish to
be #4 Satin Stainless Steel.
1) Minimum ¾” plywood backing.
2) Hoistway side to be fireproofed with minimum No. 26 USSG galvanized
sheet steel.
3) Required spacing to be provided for installation of finished flooring.
4. Canopy:
a. Minimum No. 12 USSG cold rolled stretcher leveled furniture steel.
b. Reinforced to support weight of five workmen minimum as required by Code.
c. Sound deadened.
d. Top emergency exit, concealed hinges, chain stops, hair line joints, operable from
top of car only.
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1) Lock and contact to prevent operation of car with exit door open.
2) Locked in accordance with MA 524 CMR (3502 key).
e. Provide guard rail at car tops.
1) Provide toe board in accordance with code.
5. Ventilation:
a. Grille of stainless steel of vandal resistant design as approved by Owner.
b. Provide two (2) speed fan.
c. Provide proper insulation to minimize sound and vibration.
1) Mount on isolated rubber grommets with diffuser and grille.
6. Handrails
a. #4 satin Stainless Steel.
b. General Requirements:
1) Provide on all walls.
2) Inconspicuous fastenings with backer plate.
3) 1” in diameter stainless steel spacers.
4) Fastenings shall not protrude from brackets or form rough edges.
5) Ends turned back to wall.
6) Height above finished floor to suit ADA code requirements.
7. Lighting and Ceiling Type
a. Provide high-efficiency, low profile, LED lighting.
b. Island type, low profile suspended ceiling.
1) #4 brushed stainless steel
c. Final design approved by Architect.
8. Pad hooks:
a. Provide on side and rear panels.
b. Aluminum.
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c. Threaded.
9. Protection pads:
a. Provide for sides and rear panels.
b. Pads shall be fitted, quilted, fire retardant canvas.
c. Adequately filled to provide proper protection.
d. Arrange stitching to prevent sagging.
e. Heavy duty eyelets properly spaced to suit pad hooks.
f. Color as selected by Architect.
10. Flooring:
a. Provide high resilient rubber flooring.
b. Install in accordance with Manufacturer’s instructions.
1) Provide proper underlayment.
2.8 DOORS AND DOOR EQUIPMENT
A. Passenger Elevator Entrances:
1. Frames shall be of mitered and welded construction for complete one-piece assembly. All
frames shall be securely fastened to fixing angles mounted in the hoistway and shall be of
14-gauge sheet steel.
2. Sills shall be extruded aluminum.
3. Doors: Entrance doors shall be of hollow metal construction with vertical internal channel
reinforcements.
4. Fire Rating: Entrance and doors shall be UL fire rated for 1 ½ hour.
5. Entrance Finish: #4 Satin Stainless Steel.
6. Entrance Markings Plates: Entrance jambs shall be marked with 4” x 4” plates having
raised floor markings with Braille located adjacent to the floor marking. Marking plates
shall be provided on both sides of the entrance.
a. Braille plates shall be in contrasting colors.
7. For multiple elevators, provide 3” identification in accordance with A17.1:2.29.
8. Elevator #1: Provide Medical Emergency signage on each side of jamb at main level.
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B. Hangers and tracks:
1. Cab and hoistway door: two-point suspension sheave type hangers with provisions for
vertical and lateral adjustment.
2. Hangers:
a. Resilient tread sheaves.
b. Sheave diameter: minimum (2¼ inch).
c. Ball or roller bearings.
d. Sealed to retain lubrication.
e. Mount sheaves on steel or malleable iron hangers.
f. Hangers mounted to door with two cap screws.
g. Hardened steel ball bearings up thrust roller: beneath each sheave with means
for fine vertical adjustment.
h. Hanger mounting brackets steel or malleable iron.
3. Tracks:
a. High carbon cold rolled or drawn steel.
b. Shaped and finished to permit free movement of sheaves.
c. Bottom of track: in contact with upthrust roller.
C. Door Control Features:
1. Door control to open doors automatically when car arrives at a landing in response to a
normal hall or car call.
D. Door Reversal Device:
1. Electronic detector:
a. Electronic type with enclosed antenna located on leading edge of car door
including tenite shields for each entrance. Edge shall contain colored lighting:
‘GREEN’ for open; ‘RED’ for close.
b. When detection zone is interrupted, doors:
1) Shall be prevented from closing from fully open position.
2) Shall stop and reverse from closing.
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3) Shall reopen only distance of detection zone.
4) Shall resume normal closing speed when zone is cleared.
c. Door-open time: to be less for car button call stop than corridor button call stop.
d. Door prevented from closing for 20 seconds will close at reduced speed and
cause buzzer to sound.
1) Nudging is to be deactivated unless requested by owner.
E. Door Operator:
1. For each cab opening: high speed master electric power door operator in a closed loop
design to automatically open and close cab and hoistway doors at landings. Closed loop
design.
2. Doors:
a. Smooth operation without slam or shock.
b. Mechanically or electrically checked in final movement in both directions.
c. Hoistway doors with sill mounted auxiliary closers to automatically close doors if
car leaves landing zone.
d. Car door equipped with Code required door restrictor.
e. Motion transmitted between doors: linkage, chain or cable gearing.
f. Pivot points: equipped with ball or roller bearings or bronze bushings.
g. Door operator shall function properly under prevailing building conditions.
F. Door Contact and Interlocks:
1. Electrical contact to prevent operation of elevator by normal operating devices, unless car
doors are closed.
2. Hoistway entrance with: positive electromechanical interlock to prevent normal operation
of elevator, unless all hoist way doors are locked in closed position.
3. Interlock to prevent opening hoist way doors from landing side, unless car is within
landing zone and is either stopping or stopped.
4. Interlocks: unlockable from elevator car in case of power failure.
5. Provide sill mounted auxiliary door closers.
6. Provide hoistway door unlocking devices as required by code.
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7. Bottom of doors: two demountable adjustable, non-metallic guides to fit sill grooves.
8. Provide required fire stops.
a. Turn down fire stops.
9. Provide hoistway door safety retainers, top and bottom, in accordance with code.
a. Refer to A17.1: 2.11.11.8
b. Prevents displacement of the door panel top and bottom when door panel is
subjected to force.
c. The retaining means shall not be subjected to wear or stress during normal door
operation or maintenance.
10. Install rubber bumpers on side opening doors; recessed astragals on center opening
doors.
11. Sight guards on doors formed of No. 16 USSG cold rolled furniture steel. Finish to match
doors.
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PART 3 - EXECUTION
3.1 INSTALLATION
A. All work performed shall be by competent, licensed and experienced personnel in their respective
trades. All workmanship and materials shall meet the Commonwealth of Massachusetts Board of
Elevator Regulations 524 CMR, ASME A17.1 and all regulatory codes.
B. Painting:
1. Paint:
a. Best grade for purpose; rust inhibitive.
b. Deliver in original sealed containers.
c. Apply in accordance with manufacturer's instructions.
d. Color: as directed by Engineer or Owner.
2. Preparation:
a. Clean, de-grease, de-burr.
3. Repair scratches and other damage in field. Use same prime and finish materials.
4. Structural steel, miscellaneous iron, sheet metal;
a. Prime and finish coat in factory.
5. Motors, Machinery.
a. Prime coat and finish coat in factory.
b. Finish to be smooth.
6. Prime coat and finish coat in factory; touch up in field. Control room equipment, pit
equipment and nonplated surfaces (not applicable to polished, milled surfaces, faces of
guide rails).
7. Repair scratches and other damage in field. Use same prime and finish materials.
3.2 EQUIPMENT
A. Elevator Control Room Designation:
1. Mount permanent sign: “MRL – CONTROL ROOM LOCATED ON XXXX”
a. Sign shall be mounted on the head jamb at the main floor elevator entrance.
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b. Sign shall be a minimum of ¾” high letters and shall be of a
contrasting color with that of the background.
B. Identification of Equipment
1. For buildings with multiple elevators, provide 3” in height elevator number on elevator
entrance at the designated level.
C. Elevator Machine Room door signage:
1. Provide in accordance with MA 524 CMR, June 1, 2018:
“Elevator Machine Room – No Storage Allowed” and on separate line:
“Danger – Access Only Allowed When Accompanied By A Massachusetts – Licensed
Elevator Mechanic”
2. Lettering shall be a minimum of ¾ inch high and shall be of contrasting color with that of
the background.
3.3 ADJUSTING AND CLEANING
A. All equipment shall be adjusted, prior to final testing, to obtain peak operation from all equipment.
1. Initial cleaning prior to State Acceptance Testing.
2. Final cleaning of all equipment prior to building residents’ usage of elevator.
B. Cleaning:
1. Brush, clean work prior to concealing and painting. Perform in stages, if directed.
2. Remove debris from inside and outside of materials and equipment.
3. All equipment shall be cleaned prior to final inspection.
4. Provide final clean down of hoistways, control rooms, cabs, pits and all equipment prior to
building usage.
3.4 FIELD QUALITY CONTROL
A. Tests:
1. Perform as required by Code and as hereinafter noted and in presence of:
a. Authorities having jurisdiction.
2. Provide required labor, material, equipment and connections.
3. Document results and submit for approval.
4. Repair or replace defective work, as directed.
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5. Pay for restoring or replacing damaged work of others, due to tests, as a result of the
Contractor's negligence.
B. Noise and vibration:
1. Due to faulty equipment or workmanship: correct required without additional charge.
2. Provide isolation for all panels, drive machines, drives, etc. Submit isolation details for
approval. Provide all sound suppression equipment to ensure noise and vibration free
operation.
C. Final Inspection:
1. When all work is completed, and tested to the satisfaction of the Contractor, the
Contractor shall notify the Owner and Engineer in writing that the elevator is ready for final
inspection and acceptance test. A testing and inspection date shall then be arranged.
The proper operation of every part of the elevator system and compliance with contract
requirements, including compliance with all applicable requirements of the Code, shall be
demonstrated. Furnish all test instruments and materials, required at the time of final
inspection.
2. The Contractor shall perform the following tests on each elevator at the time of pre-
inspection:
a. Test Period:
1) The elevator shall be subjected to a test for a period of one-hour
continuous run, with full specified load in the car. During the test run, the
car shall be stopped at all floors in both directions of travel for a standing
period of 10 seconds per floor.
b. Speed Load Tests:
1) The actual speed of the elevator car shall be determined in both
directions of travel with full contract load and with no load in the elevator
car. Speed shall be determined by applying a tachometer to the car
hoisting cables. The actual measured speed of elevator car with full load
in the UP direction shall be within 5 percent of rated speed. The
maximum difference in the actual measured speeds obtained under the
various conditions outlined between the "UP" and the "DOWN" directions
shall be checked.
c. Car Leveling Tests:
1) Elevator car leveling devices shall be tested for accuracy of landing at all
floors with no load in car, symmetrical load in car, and with full load in car,
in both directions of travel. Accuracy of floor landing (plus or minus 1/4
in.) shall be determined both before and after the full load run test.
d. Dynamic System Balancing Test:
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1) The car and counterweight suspension system shall be dynamically
balanced so that the total weight of the counterweight and its frame shall
be equal to the total weight of the unloaded car and its sling plus 40
percent of the contract load with an accuracy of plus or minus 50 pounds.
e. Five Year Type Elevator Safety Test:
f. Five-year elevator safety test shall be performed as required by Code. A metal
tag shall be attached to the safety-releasing carrier and the governor in a
permanent manner, giving the date of the safety test, type of safety test and the
name of the firm who performed the test.
g. After completion of the required safety test post Certificate of Use.
D. Final System Tests for Smoke Detection/Elevator Recall and Emergency Generator Operation:
After work is completed, conduct a final test of entire system under the supervision of the Alarm
Systems Contractor for the Building Alarm System as well as all applicable trades. This test is to
be also conducted under emergency power conditions.
E. Reinspection:
1. If any equipment is found to be damaged or defective, or if the performance of the
elevator does not conform with the requirements of the contract specifications or the
Safety Code, no approval or acceptance of elevators shall be issued until all defects
shave been corrected. When the repairs and adjustments have been completed and the
discrepancies corrected, the Engineer shall be notified and the elevator will be
reinspected. Rejected elevators shall not be used until they have been reinspected and
approved.
F. Prior to expiration of maintenance service included in contract, make a thorough check of all
equipment including but not limited to:
1. Car rails and Car sling
2. Car alignment.
3. Car and landing doors.
4. Make adjustments as required for a car ride acceptable to Owner.
G. Additional Requirements:
1. Testing of all elevator equipment prior to expiration of final one-year
Warranty/Maintenance period.
a. In sufficient time prior to the expiration of the Certificates of Use during the
warranty/ full preventive maintenance on the elevators, file required straight time
permits for annual and/or five-year weight safety test, firefighters’ testing,
emergency generator testing and all applicable testing of the elevator equipment.
b. Include in base bid all costs (permits, labor, load testing) to conduct this testing.
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c. Conduct Pre-Inspection Checklist prior to annual (or five-year full weight) State
Inspection.
d. Correction of all cited violations, including costs for filling repair permit(s), is to be
completed prior to expiration of final one-year warranty/maintenance term.
e. It is the Elevator Contractor’s responsibility to obtain and post the new Certificate
of Use in the Certificate Frame in each elevator.
H. Training
1. Provide a MA Licensed Elevator Technical to provide training to personnel on use of
authorized keys; including: light, fan, independent and telephone line monitoring system.
END OF SECTION
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