HomeMy WebLinkAbout246 Pleasant St (S2.0)GENERAL STRUCTURAL NOTES AND OUTLINE SPECIFICATIONS
GENERAL
1. REFER TO THE PROJECT SPECIFICATIONS AND THE STATE OF MASSACHUSETTS
STATE BUILDING CODE FOR MATERIAL AND WORKMANSHIP NOT SPECIFIED HEREIN.
2. STRUCTURAL DRAWINGS SHALL BE USED IN CONJUNCTION WITH ARCHITECTURAL,
MECHANICAL AND ELECTRICAL DRAWINGS AND SPECIFICATIONS. THESE DRAWINGS AND
SPECIFICATIONS SHALL BE REFEREED TO FOR SIZE AND LOCATION OF OPENINGS, VENTS,
PIPES, INSERTS, HANGERS AND THE LIKE. PRINCIPAL OPENINGS THROUGH THE FRAMING
ARE SHOWN ON THESE DRAWINGS, HOWEVER, THE GENERAL CONTRACTOR SHALL PROVIDE
FOR ALL OPENINGS WHETHER OR NOT SHOWN ON THE STRUCTURAL DRAWINGS, AND SHALL
VERIFY SIZE AND LOCATION OF ALL OPENINGS WITH THE MECHANICAL CONTRACTOR. ANY
DEVIATION FROM THE OPENINGS SHOWN ON THE STRUCTURAL DRAWINGS SHALL BE BROUGHT
TO THE ATTENTION OF THE STRUCTURAL ENGINEER FOR APPROVAL. OPENINGS IN SLABS
AND WALLS LESS THAN 12' IN SIZE ARE GENERALLY NOT INDICATED. CUTTING OF
OPENINGS AFTER PLACEMENT OF CONCRETE SHALL HOT BE PERMITTED. REFER TO TYPICAL
DETAILS FOR REINFORCING REQUIRED AROUND SLEEVES.
3. ALL METHODS OF CONSTRUCTION, NOTES, ETC., INDICATED ON THE DRAWINGS ARE
TO BE CONSIDERED TYPICAL FOR ALL SIMILAR CONDITIONS.
4. THE CONTRACTOR SHALL VERIFY ALL DIMENSIONS AND CONDITIONS IN THE FIELD
PRIOR TO COMMENCING WORK. THE ARCHITECT SHALL BE NOTIFIED OF ANY
DISCREPANCIES WHICH MAY EXIST.
S. THE CONTRACTOR SHALL REVIEW AND SUBMIT SHOP DRAWINGS AND RECEIVE APPROVAL
BEFORE FABRICATION OF MATERIAL SHOP DRAWINGS SHALL NOT BE SUBMITTED FOR
APPROVAL WITHOUT THE CONTRACTORS FULL REVIEW AND COORDINATION, ANNOTATED AND
SIGNED AS SUCH. ERECTION SHALL BE MADE FROM THE APPROVED SHOP DRAWINGS ONLY.
STRUCTURAL DRAWINGS MAY NOT BE USED AS SHOP DRAWINGS.
6. THE GENERAL CONTRACTOR SHALL FURNISH AND PLACE ALL NECESSARY SUPPORTS,
WHETHER TEMPORARY OR PERMANENT, AS REQUIRED FOR THE SAFE COMMENCEMENT OF THE
WORK. TEMPORARY SUPPORTS SHALL BE MAINTAINED IN PLACE UNTIL PERMANENT SUPPORTS
ARE INSTALLED.
7. THE CONTRACTOR SHALL NOTIFY THE ARCHITECT AND/OR THE TESTING AGENCY
WITHIN A REASONABLE TIMI , OF ACTIVITIES ON SITE WHICH REQUIRE THEIR
PRESENCE. OBSERVATIONS BY THE ARCHITECT AND INSPECTION BY THE TESTING
AGENCY ARE MANDATORY AND THE SCOPE OF THESE WILL BE PREARRANGED BY THE
ARCHITECT AT THE START OF CONSTRUCTION.
8. DESIGN LOADS:
LIVE LOADS:
ROOF LOADS (SNOW) -----------30 PSF
LIVING SPACES ---------------40 PSF
SLEEPING ROOMS -------------30 PSF
ATTIC ---------------------40 PSF
DECKS AND BALCONIES --------40 PSF
FOUNDATIONS
1. FOUNDATIONS SHALL BE CARRIED TO FIRM UNDISTURBED OR ENGINEERED MATERIALS
CAPABLE OF SUSTAINING A BEARING PRESSURE OF 1.5 TONS PER SQUARE FOOT, TO BE
VERIFIED ON THE JOB. FILL MATERIALS ON SITE, WHEN REMOVED, SHALL BE REPLACED
WITH APPROVED ENGINEERED FILL, PLACED IN 6- LIFTS AND COMPACTED TO 95%
MAXIMUM DRY DENSITY AS DETERMINED BY ASTM D-1557.
2. FOOTING EXCAVATIONS SHALL BE FINISHED BY HAND, PROOF ROLLED WHERE REQUIRED
AND SHALL BE APPROVED BY THE GEOTECHNICAL ENGINEER BEFORE THE PLACEMENT OF
CONCRETE.
3. NO FOOTINGS TO BE PLACED IN WATER OR ON FROZEN GROUND.
4. BOTTOM OF FOOTING ELEVATIONS SHOWN ON THE DRAWINGS ARE PROVISIONAL UNTIL
CONDITION OF THE SOIL IS VERIFIED IN THE FIELD AT ALL LOCATIONS.
5. IF WATER IS ENCOUNTERED, MACHINE EXCAVATE TO CORRECT LEVELS AND INSTALL
CRUSHED COMPACTED STONE OR LEAN CONCRETE; TRENCH DRAIN AND PUMP WHERE
REQUIRED. CONTRACTOR SHALL PROVIDE CONTINUOUS DRAINAGE BY MECHANICAL METHODS
TO CONTROL SURFACE AND UNDERGROUND WATER AS REQUIRED DURING CONSTRUCTION.
6. CONTRACTOR SHALL ENSURE THAT GROUND WATER LEVELS UNDER ADJACENT STRUCTURES
AND PROPERTIES ARE NOT LOWERED.
7. THE OWNER, THE ARCHITECT AND THEIR CONSULTANTS ASSUME NO RESPONSIBILITY
FOR THE VALIDITY OF THE SUBSURFACE CONDITIONS DESCRIBED ON THE DRAWINGS,
SPECIFICATIONS, TEST BORINGS OR TEST PITS. THESE DATA ARE INCLUDED ONLY TO
ASSIST THE CONTRACTOR DURING THE BIDDING AND SUBSEQUENT LOCATIONS AT THE TIME
THEY WERE MADE.
8. IF ROCK IS ENCOUNTERED, EXCAVATE 1'-0" BELOW BOTTOM OF FOOTING. PROVIDE
GRAVEL FILL COMPACTED TO 95% DRY DENSITY AS DETERMINED BY THE MODIFIED PROCTOR
METHOD.
9. BACKFILL SHALL BE PLACED TO EQUAL ELEVATIONS ON BOTH SIDES OF FOUNDATION
WALLS. FOUNDATIONS WITH BACKFILL ON ONE SIDE ONLY SHALL BE SHORED OR HAVE
PERMANENT ADJACENT CONSTRUCTION IN PLACE AND OF SUFFICIENT STRENGTH BEFORE
BACKFILLING.
REINFORCED CONCRETE
1. ALL REINFORCED CONCRETE WORK SHALL CONFORM TO THE LATEST PROVISIONS OF THE
AMERICAN CONCRETE INSTITUTE (ACI 318) AND TO THE MASSACHUSETTS STATE BUILDING CODE.
IN CASE OF CONFUCT, THE STATE BUILDING CODE SHALL GOVERN.
2. CONCRETE SHALL HAVE A MINIMUM COMPRESSIVE STRENGTH AT 28 DAYS OF
4000 PSI (f'c).
3. REINFORCEMENT SHALL BE NEW BILLET STEEL BARS AND SHALL CONFORM TO ASTM
A-615 GRADE 60. DEFORMATIONS TO CONFORM TO ASTM A305. WELDED WIRE FABRIC
TO CONFORM TO ASTM Al 85.
4. GROUT UNDER COLUMN BASE PLATES AND UNDER OTHER BEARING PLATES SHALL BE
NON -SHRINK, NON-METALLIC GROUT WITH A MINIMUM COMPRESSIVE STRENGTH OF 5000 PSI
(fc) AT 3 DAYS.
5. ALL KEYS SHALL BE Y x 4" (NOMINAL) UNLESS OTHERWISE SHOWN ON THE DRAWINGS.
STRUCTURAL QUALITY ASSURANCE
1. ALL WORK TO BE SUBJECT TO THE APPROVAL OF THE STRUCTURAL ENGINEER OF RECORD (S.E.R.)
IN THE FIELD, IN ADDITION TO AN APPROVED TESTING LABORATORY, SELECTED BY THE S.E.R. AND
PAID FOR BY THE OWNER, WHERE APPLICABLE.
2. IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO COORDINATE ALL TESTING WORK AND
NOTIFY THE AGENCY IN A REASONABLE TIME, WHERE APPLICABLE.
STRUCTURAL QUALITY CONTROL
1. IT SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR TO ESTABLISH AND MAINTAIN
A PROGRAM OF STRUCTURAL QUALITY CONTROL FOR THE PROJECT WITH REGARDS TO ALL
STRUCTURAL SYSTEMS. THIS SHALL INCLUDE TESTING AND INSPECTIONS WHERE NECESSARY.
DIMENSIONING
1. REFER TO THE ARCHITECTURAL DRAWINGS FOR ALL DIMENSIONS NOT INCLUDED IN THE
STRUCTURAL DOCUMENTS.
STRUCTURALSTEEL
1. STRUCTURAL STEEL WORK SHALL CONFORM TO SPECIFICATION FOR DESIGN,
FABRICATION AND ERECTION OF STRUCTURAL STEEL FOR BUILDINGS- (AISC, NINTH
EDITION), AND -STRUCTURAL WELDING CODE - STEEL', (AWS D1.1 LATEST EDITION)
2. STRUCTURAL STEEL ROLLED SHAPES, PLATES AND BARS SHALL CONFORM TO THE
FOLLOWING ASTM DESIGNATIONS:
ASTM A-992, GRADE 50 ALL W SHAPES, UNLESS NOTED OTHERWISE
ASTM A-36 ALL OTHER ROLLED SHAPES, PLATES AND BARS
ASTM A-36 ALL OTHER ROLLED SHAPES, PLATES AND BARS
ASTM A-500, GRADE B HSS SECTIONS (SQUARE OR RECTANGULAR)
ASTM A-500, GRADE C HSS SECTIONS (ROUND)
ASTM A-53, GRADE B STEEL PIPES
ASTM A-325, TYPE SC OR N ALL BOLTS FOR CONNECTING STRUCTURAL MEMBERS
ASTM F-1554, GRADE 36 ALL ANCHOR RODS, UNLESS NOTED OTHERWISE
ASTM A-36 ALL THREADED RODS, UNLESS NOTED OTHERWISE
3. ALL SHOP CONNECTIONS MAY BE WELDED OR BOLTED. FIELD CONNECTIONS SHALL BE
WELDED OR BOLTED. BOLTS TO BE 3/4' DIAMETER, HOLES 13/16- DIAMETER,
CONFORMING TO ASTM A-325.
4. FLANGES AND WEBS OF BEAMS ARE TO BE PUNCHED WHERE REQUIRED TO RECEIVE
FINISHES.
5. PAINT ONE SHOP COAT AND TOUCH UP IN THE FIELD ALL STRUCTURAL STEEL WITH
TNEMEC 999 RED METAL PRIMER.
6. ALL STEEL PERMANENTLY EXPOSED TO WEATHER SHALL BE HOT DIPPED GALVANIZED.
7. NO CHANGE IN SIZE OR POSITION OF THE STRUCTURAL ELEMENTS SHALL BE MADE
WITHOUT PRIOR APPROVAL OF THE ENGINEER.
B. FILLER BEAMS SHALL BE SPACED EQUALLY BETWEEN ESTABLISHED DIMENSIONS,
UNLESS NOTED OTHERWISE.
9. PROVIDE TEMPORARY ERECTION BRACING TO MAINTAIN STRUCTURAL STEEL IN PROPER
POSITION UNTIL PERMANENTLY SECURED. REMOVE TEMPORARY BRACING AND THEIR
CONNECTIONS ONLY AFTER ERECTION OF PERMANENT MEMBERS IS COMPLETE AND CONCRETE
SLABS HAVE BEEN PLACED.
10. ALL WELDS SHALL BE MADE BY CERTIFIED WELDERS, AND SHALL CONFORM TO THE
AMERICAN WELDING SOCIETY CODE, ANSI/AWS DIA -2000 TABLE 3.1 UNLESS OTHERWISE
NOTED, ALL WELDS SHALL DEVELOP THE FULL STRENGTH OF THE MEMBERS OR COMPONENTS
BEING CONNECTED.
11. ELECTRODES FOR ALL WELDING SHALL CONFORM TO AWS E-70 SERIES,
12. ALL WELDING SHALL BE INSPECTED BY QUALIFIED WELDING INSPECTORS. FILLET
WELDS SHALL BE VISUALLY INSPECTED. FULL PENETRATION WELDS SHALL BE 100%
INSPECTED BY ULTRASONIC METHODS.
ROUGH CARPENTRY
1. ALL LUMBER TO BE SURFACED DRY (S -DRY) AT A MAXIMUM MOISTURE CONTENT OF
19%, AND MARKED ACCORDINGLY.
2. ALL JOISTS, STUDS AND RAFTERS TO BE HEM -FIR No. 2 OR SPRUCE/PINE/FIR No. 2
GRADE MARKED.
3. ALL SILLS AND ALL OTHER ELEMENTS SO SPECIFIED, TO BE PRESSURE TREATED (P.T.)
WITH FEDERALLY APPROVED CHEMICALS. ALL SUCH PRESSURE TREATED MATERIAL TO BE
SOUTHERN PINE No. 2 OR BETTER, GRADE MARKED.
4. ALL POSTS AND TIMBERS TO BE DOUGLAS -FIR No. 2, GRADE MARKED.
5. ALL STUDS TO BEAR PROPER STUD GRADE MARK OR BETTER.
6. ALL ROOF SHEATHING TO BE 3/4' THICK C -D 32/16 APA INTERIOR WITH EXTERIOR
GLUE, GRADE MARKED, OR APPROVED EQUAL
7. ALL CROSS-GRAINED BEARING UNITS (SILLS, SOLE PLATES, BAND JOISTS ETC...) TO BE
INSTALLED AT A MAXIMUM MOISTURE CONTENT OF 15% AS MEASURED IN THE FIELD.
8. ALL EXTERIOR WALL SHEATHING TO BE 5/8' THICK C -D 24/0 APA INTERIOR WITH
EXTERIOR GLUE, GRADE MARKED, OR APPROVED EQUAL.
9. ALL FLOORS TO BE SHEATHED WITH 3/4' THICK SUBFLOOR-UNDERLAYMENT, GROUP 1,
APA INTERIOR TONGUE AND GROOVE EDGES. ALL UNDERLAYMENT TO BE GLUED WITH
CONSTRUCTION ADHESIVE WHICH CONFORMS TO APA PERFORMANCE SPECIFICATION AFG-07,
OR APPROVED EQUAL.
10. ROOF SHEATHING INSTALLATION NOTES:
• PANELS TO BE LAID UP WITH LONG DIMENSION ACROSS RAFTER/TRUSSES
WITH EACH COURSE LAPPED WITH THE COURSE BELOW.
• ALL MINIMUM OF 1/16' SPACE AT END JOINTS, AND 1/8' SPACE AT EDGE
JOINTS. DOUBLE THESE SPACES IN HUMID CONDITIONS.
PROVIDE PLY -CLIPS BETWEEN RAFTERS AT ALL EDGE JOINTS. NAIL WITH
SPIRAL THREAD 8d HAILS:
NAILS SPACED @ 6" O/C AT END JOINTS.
NAILS SPACED @ 12' O/C AT INTERMEDIATE SUPPORTS.
11. ALL JOISTS LOCATED UNDER PARTITIONS TO BE DOUBLED.
12. ALL STRUCTURAL LAMINATED OR PREFABRICATED MEMBERS (LVL) TO BE
FABRICATED OF MATERIAL FOR Fb=2,600 PSI AND E=1,900,000 PSI OR GREATER AS
MANUFACTURED BY THE WEYERHAEUSER, BOISE CASCADE OR APPROVED EQUAL
13. BEAMS MADE UP OF MULTIPLE MICRO -LAMS OR LVLS TO BE FASTENED USING 2
ROWS OF FASTENMASTER TRUSSLOK FASTENERS AT 12' 01C (STAGGERED). ALL HAILING
TO BE IN ACCORDANCE WITH THE APPLICABLE BUILDING CODE NAILING SCHEDULE.
14. ALL CONNECTING HARDWARE AND FASTENERS TO BE SIMPSON BRAND OR APPROVED
EQUAL, INSTALLED IN ACCORDANCE WITH THE MANUFACTURERS RECOMMENDATIONS. ALL
CONNECTING HARDWARE AND FASTENERS IN CONTACT WITH PRESSURE TREATED WOOD TO BE
HOT DIPPED GALVANIZED, STAINLESS STEEL OR AN ALTERNATIVE MATERIAL APPROVED BY THE
MANUFACTURER FOR EXPOSURE TO PRESSURE TREATED WOOD.
A. ALL STRUCTURAL TIMBER TO CONFORM TO THE LATEST EDITION OF TEPA ?NATIONAL
DESIGN SPECIFICATION FOR WOOD CONSTRUCTION- AND ITS SUPPLEMENT IDESIGN
VALUES FOR WOOD CONSTRUCTION-.
B. PROVIDE DOUBLE STUDS (MINIMUM) UNDER ALL HEADERS OR BURT UP' BEAMS UNLESS
OTHERWISE NOTED. POSTS MUST BE CARRIED FROM THE PONT OF LOAD TO FOUNDATION
VIA A CONTINUOUS LOAD PATH. INSTALL BLOCKING AT FLOOP. PLATFORMS. POSTS MUST BE
BRACED AT ALL SPLICES BY THE FLOOR DIAPHRAGM.
C. ALL TIMBER POSTS TO BE PROVIDED WITH PREFABRICATED WTAL CAPS AND BASES
SEE DETAILS WHERE APPLICABLE.
D. PREFABRICATED FLOOR JOISTS TO BE TJI JOISTS BY TRUS JOS? OR EQUAL,
INSTALLED IN ACCORDANCE WITH THE MANUFACTURERS RECOMMENDATIONS.
E. ALL LEDGERS TO BE FASTENED USING 2 FASTENAASTER LEDGER`OKS AT 16- OIC
OR 3/4' 0 EXPANSION BOLTS AT 16- O/C (INTO CONCRETE).
NO PROVISIONS
CODE 780 CMR BTH EDITION (IRC 2009)
BASIC WIND SPEED: V = 110 MPH (TABLE R301.2(4))
EXPOSURE CATEGORY: C
WIND DESIGN METHOD: AF&PA WOOD FRAME CONSTRUCTION
MANUAL 2001
NARIHG SCHEDULE
LOCATION
SHEATHING
FASTENERSSPACING
1 2X_
BLOCKING REQUIRED
AT PLYWOOD JOINTS
EDGE
FIELD
EXTERIOR WALLS
(EXCEPT DESIGNATED
SHEAR WALLS)
5/8- PLYWOOD
8d NARS
6' O.C.
12.O.C.
YES
INTERIOR WALLS
1/2' DRYWALL
SCREWS
T O.C.
12.O.C.
NO
ROOF SHEATHING
1/2' PLYWOOD
8d NMS
6' O.C.
12- O.C.
NO
FLOOR SHEATHING
3/4" PLYWOOD
8d NAILS
6' O.C.
1T O.0
NO
NOTE: PS2 GRADE OSB IS PERMITTED TO BE SUBSTITUTED FOR PLYWOOD
PLYWOOD SHEATING
KING STUDS REQ. STRAP
PLYWOOD SHEATING
ROOF RAFTERS
1 2X_
ROOF RAFTERS
(10) 10d COMMON
2X-
YES
NAILS
3 2X-
SIMPSON H2.5A
STUD WALL
HURRICANE TIE
SIMPSON H2.5A
EACH RAFTER
HURRICANE TIE
STUD
SHEATHING - SEE
EACH RAFTER
it
o
SCHEDULE FOR MIN.
CONTINUE PLYWOOD
CEILING JOIST
TO TOP PLATE
ONTINUE PLYWOOD
w
RIM BOARD
STUD BEARING TO TOP PLATE
CEILING JOIST
= o
WALL
1/2" PLYWOOD
1/2" PLYWOOD
STUD BEARING
SH NONG
T LAP)
SHEATHING
HURRICANE TIE W/ CEILING
WALL
HURRICANE TIE W/ PLATFORM
CEILING
PLYWOOD SHEATING
�' a
a
ROOF RAFTERS
DOUBLE TOP PLA
SIMPSON H2.5A
HURRICANE TIE
o w
FOUNDATION
EACH RAFTER
� z 8
CONTINUE PLYWOOD
T
O TOP PLATE
STUD BEARING
WALL
1/2" PLYWOOD
HURRICANE TIE W/O
SHEATHING
CEILING
TYPICAL HURRICANE TIE DETAILS
NOTE: PREFERED HURRICANE TIE INSTALLATION LOCATION SHOWN. INSTALLATION AT
INSIDE OF WALL PLATE IS ALLOWED WHERE
REQUIRED BASED ON JOB CONDITIONS.
2 i Tr. HUKKICANE TIE DETAILS
NOT TO SCALE
RIDGE BEAM OR
RIDGE
ROOF
LSTAl8
ALTERNATIVE: 2X6 COLLAR TIES ® 32" O.C.
AT TOP 1/3 OF GABLE.
NOTE: RIDGE BOARD OR BEAM MUST NOT BE
LESS IN DEPTH THAN THE RAFTER END CUT.
INCREASE RIDGE SIZE AS NECESSARY FOR
FULL BEARING
ATE
1D
I NAILS
JOS
18
REQ.)
R.O.
KING STUDS REQ. STRAP
REQUIRED
<3'-6"
1 2X_
NO
<8'-0"2
2X-
YES
<12'-0"
3 2X-
YES
FLOOR • FLOOR InAn TRANSFER
• • ••• Aa
OF • JOIST
NOT TO SCALE
SHEATHING (MIN.) I
PER
AICAOR BOLTS
UNLESS • al
FLOOR TO FLOOR LOAD TRANSFER
ID TIE DOWN DE
SCALE: V = 1'47'
DATE: 07/27/16
REVISIONS:
GENERAL
NOTES
PERMIT SET
S2.0
PROVIDE SOLID -----
BLOCKING AT PLYWOOD
JOINTS WHERE REQUIRED
STUD WALL
z
2 W
BY NAILING SCHEDULE
30
STUD
SHEATHING - SEE
it
o
SCHEDULE FOR MIN.
REQUIREMENTS
w
FLOOR SYSTEM-
= o
WHERE APPUCABL
to
DOUBLE 2X6 SII
FLOOR J01
�' a
a
REINFORCED -
CONCRETE
DOUBLE TOP PLA
(L
o w
FOUNDATION
STUD WALL
� z 8
FLOOR • FLOOR InAn TRANSFER
• • ••• Aa
OF • JOIST
NOT TO SCALE
SHEATHING (MIN.) I
PER
AICAOR BOLTS
UNLESS • al
FLOOR TO FLOOR LOAD TRANSFER
ID TIE DOWN DE
SCALE: V = 1'47'
DATE: 07/27/16
REVISIONS:
GENERAL
NOTES
PERMIT SET
S2.0