HomeMy WebLinkAbout05-5213-Pipe-and-Tube-Railings-(Part-of-FSB-05-0001)_Rev_1Dennis Yarmouth Intermediate Middle School January 19, 2021
Dennis Yarmouth Regional School District 100% Construction Documents
Perkins Eastman DPC, project #71011
PIPE AND TUBE RAILINGS
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SECTION 05 5213
PIPE AND TUBE RAILINGS
(Part of Filed Sub-Bid Section 05 0001 - Miscellaneous And Ornamental Iron)
PART 1 - GENERAL
1.1 RELATED DOCUMENTS
A. Drawings and general provisions of the Contract, including General and Supplementary
Conditions and Division 01 Specification Sections, apply to this Section.
1.2 SUMMARY
A. Work Included: Provide labor, materials and equipment necessary to complete the work of this
Section, including but not limited to the following:
1. Exterior steel pipe railings, galvanized and shop painted.
2. Other items indicated on Drawings as Work of this Section.
B. Related Requirements:
1. Section 01 8113 “Sustainable Design Requirements” for general requirements and
procedures for compliance with certain USGBC LEED prerequisites and credits.
2. Section 05 7300 "Decorative Metal Railings" for interior decorative metal railings.
1.3 COORDINATION
A. Coordinate selection of shop primers with topcoats to be applied over them. Comply with paint
and coating manufacturers' written recommendations to ensure that shop primers and topcoats
are compatible with one another.
B. Coordinate installation of anchorages for railings. Furnish setting drawings, templates, and
directions for installing anchorages, including sleeves, concrete inserts, anchor bolts, and items
with integral anchors, that are to be embedded in concrete or masonry. Deliver such items to
Project site in time for installation.
C. Schedule installation so wall attachments are made only to completed walls. Do not support
railings temporarily by any means that do not satisfy structural performance requirements.
1.4 ACTION SUBMITTALS
A. Make Submittals in accordance with Section 01 3300 “Submittal Procedures.”
B. Product Data: For the following:
1. Railing brackets.
2. Grout and paint products.
C. Sustainable Design Submittals:
1. Environmental Product Declaration (EPD): Provide manufacturers’ product
documentation for each product having an Environmental Product Declaration (EPD).
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a. Documentation should confirm EPD conforms with ISO 14205, 14040, 14044 and
EN 15804 or ISO 21930
b. EPD shall have at least Cradle to Grave scope,
c. Complete "LEED Materials Documentation Sheet" with MRc2 information for each
product having an EPD.
2. Recycled Content: Provide manufacturers’ product documentation that includes recycled
content claims for the products contributing towards compliance. Claims must conform to
the definition in ISO 14021-1999, Environmental Labels and Declarations, Self-Declared
Environmental Claims.
a. Complete "LEED Materials Documentation Sheet" with MRc3 Option 2 information
for products with recycled content installed in the building.
D. Shop Drawings: Include plans, elevations, sections, details, and attachments to other work.
E. Samples: For each type of exposed finish required.
1. Sections of each distinctly different linear railing member, including handrails, top rails,
posts, and balusters.
2. Fittings and brackets.
3. Assembled Sample of railing system, made from full-size components, including top rail,
post, handrail, and infill. Sample need not be full height.
a. Show method of connecting and finishing members at intersections.
F. Delegated-Design Submittal: For railings, including analysis data signed and sealed by the
qualified professional engineer responsible for their preparation.
1.5 INFORMATIONAL SUBMITTALS
A. Qualification Data: For professional engineer.
B. Welding certificates.
C. Galvanizer Certificates: Submit a notarized certificate of compliance from the galvanizer, with
an itemized listing and description of items that have been hot-dip galvanized, hot-dip
galvanized/shop prime painted, and hot-dip galvanized/shop finished.
1. Submit a laboratory analysis of the zinc bath with the names and percentages of metals.
D. Evaluation Reports: For post-installed anchors, from ICC-ES.
1.6 QUALITY ASSURANCE
A. Welding Qualifications: Qualify procedures and personnel according to the following:
1. AWS D1.1/D1.1M, "Structural Welding Code - Steel."
1.7 DELIVERY, STORAGE, AND HANDLING
A. Protect finishes on exposed surfaces from damage by applying a strippable, temporary
protective covering before shipping.
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Dennis Yarmouth Regional School District 100% Construction Documents
Perkins Eastman DPC, project #71011
PIPE AND TUBE RAILINGS
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1.8 FIELD CONDITIONS
A. Field Measurements: Verify actual locations of walls and other construction contiguous with
metal fabrications by field measurements before fabrication.
PART 2 - PRODUCTS
2.1 LEED REQUIREMENTS
A. Environmental Product Declaration (EPD): Provide products with Third Party Environmental
Product Declaration (EPD) whenever available.
B. Recycled Content: Provide products with the maximum recycled content possible. Minimum
recycled content 20 percent.
2.2 PERFORMANCE REQUIREMENTS
A. Delegated Design: Engage a qualified professional engineer, as defined in Section 01 4000
"Quality Requirements," to design railings, including attachment to building construction.
B. Structural Performance: Railings, including attachment to building construction, shall withstand
the effects of gravity loads and the following loads and stresses within limits and under
conditions indicated:
1. Handrails and Top Rails of Guards:
a. Uniform load of 50 lbf/ ft. applied in any direction.
b. Concentrated load of 200 lbf applied in any direction.
c. Uniform and concentrated loads need not be assumed to act concurrently.
2. Infill of Guards:
a. Concentrated load of 50 lbf applied horizontally on an area of 1 sq. ft.
b. Infill load and other loads need not be assumed to act concurrently.
C. Thermal Movements: Allow for thermal movements from ambient and surface temperature
changes.
1. Temperature Change: 120 deg F, ambient; 180 deg F.
2.3 METALS, GENERAL
A. Metal Surfaces, General: Provide materials with smooth surfaces, without seam marks, roller
marks, rolled trade names, stains, discolorations, or blemishes.
B. Brackets, Flanges, and Anchors: Cast or formed metal of same type of material and finish as
supported rails unless otherwise indicated.
1. Provide type of bracket with flange tapped for concealed anchorage to threaded hanger
bolt and that provides 1-1/2-inch clearance from inside face of handrail to finished wall
surface.
2.4 STEEL AND IRON
A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of
preconsumer recycled content not less than 25 percent.
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PIPE AND TUBE RAILINGS
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B. Pipe: ASTM A 53/A 53M, Type F or Type S, Grade A, Standard Weight (Schedule 40), unless
another grade and weight are required by structural loads.
1. Provide galvanized finish for exterior installations and where indicated.
C. Plates, Shapes, and Bars: ASTM A 36/A 36M.
D. Cast Iron: Either gray iron, ASTM A 48/A 48M, or malleable iron, ASTM A 47/A 47M, unless
otherwise indicated.
2.5 FASTENERS
A. General: Provide the following:
1. Hot-Dip Galvanized Railings: Type 304 stainless-steel or hot-dip zinc-coated steel
fasteners complying with ASTM A 153/A 153M or ASTM F 2329 for zinc coating.
2. Provide exposed fasteners with finish matching appearance, including color and texture,
of railings.
B. Fasteners for Anchoring Railings to Other Construction: Select fasteners of type, grade, and
class required to produce connections suitable for anchoring railings to other types of
construction indicated and capable of withstanding design loads.
C. Fasteners for Interconnecting Railing Components:
1. Provide concealed fasteners for interconnecting railing components and for attaching
them to other work, unless otherwise indicated.
D. Post-Installed Anchors: Torque-controlled expansion anchors capable of sustaining, without
failure, a load equal to 6 times the load imposed when installed in unit masonry and 4 times the
load imposed when installed in concrete, as determined by testing according to
ASTM E 488/E 488M, conducted by a qualified independent testing agency.
1. Material for Exterior Locations and Where Stainless Steel Is Indicated: Alloy Group 1
stainless-steel bolts, ASTM F 593, and nuts, ASTM F 594.
2.6 MISCELLANEOUS MATERIALS
A. Welding Rods and Bare Electrodes: Select according to AWS specifications for metal alloy
welded.
B. Shop Primer for Galvanized Steel: Complying with MPI #20 and compatible with intermediate
coat.
1. Products: Subject to compliance with requirements, available products that may be
incorporated into the Work include, but are not limited to the following or equal:
a. AkzoNobel; Devoe Coatings, CATHACOAT 313 Organic Zinc Rich Primer, 313.
b. PPG; PMC, Amercoat 68 HS Zinc Rich Epoxy Primer, AT68HS-x.
c. Sherwin-Williams; Protective & Marine, Zinc Clad IV, B69A8/B69V8.
d. Tnemec; Series 27 F. C. Typoxy Polyamide Epoxy.
C. Epoxy Intermediate Coat for Galvanized Steel: Complying with MPI #108 and compatible with
primer and topcoat.
1. Products: Subject to compliance with requirements, available products that may be
incorporated into the Work include, but are not limited to the following or equal:
a. AkzoNobel; Devoe Coatings, BAR-RUST 236 Multi-Purpose Epoxy Coating, 236.
b. PPG; PMC, Amerlock 400, AK-400.
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Dennis Yarmouth Regional School District 100% Construction Documents
Perkins Eastman DPC, project #71011
PIPE AND TUBE RAILINGS
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c. Sherwin-Williams; Protective & Marine, Macropoxy 646 Fast Cure Epoxy,
B58W00610.
d. Tnemec; Series L69 Hi-Build Epoxoline II, L-69.
D. Polyurethane Topcoat for Galvanized Steel: Complying with MPI #72 and compatible with
undercoat.
1. Products: Subject to compliance with requirements, available products that may be
incorporated into the Work include, but are not limited to the following or equal:
a. AkzoNobel; Devoe Coatings, DEVTHANE 379 Aliphatic Urethane Gloss Enamel,
379UVA.
b. PPG; Pitthane Ultra, Gloss Urethane Enamels, 95-812/819.
c. Sherwin-Williams; Protective & Marine, Acrolon 218 HS, B65W611/B65V600.
d. Tnemec; Series 740 UVX, F740.
E. Bituminous Paint: Cold-applied asphalt emulsion complying with ASTM D 1187/D 1187M.
F. Nonshrink, Nonmetallic Grout: Factory-packaged, nonstaining, noncorrosive, nongaseous grout
complying with ASTM C 1107/C 1107M. Provide grout specifically recommended by
manufacturer for interior and exterior applications.
2.7 FABRICATION
A. General: Fabricate railings to comply with requirements indicated for design, dimensions,
member sizes and spacing, details, finish, and anchorage, but not less than that required to
support structural loads.
B. Shop assemble railings to greatest extent possible to minimize field splicing and assembly.
Disassemble units only as necessary for shipping and handling limitations. Clearly mark units
for reassembly and coordinated installation. Use connections that maintain structural value of
joined pieces.
C. Cut, drill, and punch metals cleanly and accurately. Remove burrs and ease edges to a radius
of approximately 1/32 inch unless otherwise indicated. Remove sharp or rough areas on
exposed surfaces.
D. Form work true to line and level with accurate angles and surfaces.
E. Fabricate connections that are exposed to weather in a manner that excludes water. Provide
weep holes where water may accumulate.
F. Cut, reinforce, drill, and tap as indicated to receive finish hardware, screws, and similar items.
G. Connections: Fabricate railings with welded connections unless otherwise indicated.
H. Welded Connections: Cope components at connections to provide close fit, or use fittings
designed for this purpose. Weld all around at connections, including at fittings.
1. Use materials and methods that minimize distortion and develop strength and corrosion
resistance of base metals.
2. Obtain fusion without undercut or overlap.
3. Remove flux immediately.
4. At exposed connections, finish exposed surfaces smooth and blended so no roughness
shows after finishing and welded surface matches contours of adjoining surfaces.
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Dennis Yarmouth Regional School District 100% Construction Documents
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PIPE AND TUBE RAILINGS
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I. Nonwelded Connections: Connect members with concealed mechanical fasteners and fittings.
Fabricate members and fittings to produce flush, smooth, rigid, hairline joints.
1. Fabricate splice joints for field connection using an epoxy structural adhesive if this is
manufacturer's standard splicing method.
J. Form Changes in Direction as Follows: By radius bends of radius indicated or by inserting
prefabricated elbow fittings of radius indicated.
K. Close exposed ends of railing members with prefabricated end fittings.
L. Provide wall returns at ends of wall-mounted handrails unless otherwise indicated. Close ends
of returns unless clearance between end of rail and wall is 1/4 inch or less.
M. Brackets, Flanges, Fittings, and Anchors: Provide wall brackets, flanges, miscellaneous fittings,
and anchors to interconnect railing members to other work unless otherwise indicated.
1. At brackets and fittings fastened to gypsum board partitions, provide crush-resistant fillers
or other means to transfer loads through wall finishes to structural supports and prevent
bracket or fitting rotation and crushing of substrate.
N. Provide inserts and other anchorage devices for connecting railings to concrete or masonry
work. Fabricate anchorage devices capable of withstanding loads imposed by railings.
Coordinate anchorage devices with supporting structure.
O. For railing posts set in concrete, provide steel sleeves not less than 6 inches long with inside
dimensions not less than 1/2 inch greater than outside dimensions of post, with metal plate
forming bottom closure.
2.8 EXTERIOR RAILINGS, STEEL AND IRON FINISHES
A. Shop-Applied High-Performance Coatings: Primer, intermediate coat, and finish coat shall be
shop applied by the galvanizer.
B. Galvanized And Shop Painted Exterior Railings:
1. Hot-dip galvanize and shop paint exterior steel railings, including hardware, after
fabrication, with a high-performance coating.
2. Comply with ASTM A 123/A 123M for hot-dip galvanized railings.
3. Comply with ASTM A 153/A 153M for hot-dip galvanized hardware.
4. Do not quench or apply post galvanizing treatments that might interfere with paint
adhesion.
5. Fill vent and drain holes that are exposed in the finished Work, unless indicated to remain
as weep holes, by plugging with zinc solder and filing off smooth.
C. For galvanized railings, provide hot-dip galvanized fittings, brackets, fasteners, sleeves, and
other ferrous components.
D. Preparing Galvanized Railings for Shop Priming: Apply primer coat to surfaces of galvanized
metal fabrications indicated to receive a top coat of polyurethane within 12 hours after
galvanizing ferrous metals. Apply epoxy primer at 2.5 to 3.0 mils DFT.
E. High-Performance Coating: Apply epoxy intermediate and polyurethane topcoats to prime-
coated surfaces. Comply with coating manufacturer's written instructions and with requirements
in SSPC-PA 1, "Shop, Field, and Maintenance Painting of Steel," for shop painting. Apply at
Dennis Yarmouth Intermediate Middle School January 19, 2021
Dennis Yarmouth Regional School District 100% Construction Documents
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PIPE AND TUBE RAILINGS
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spreading rates recommended by coating manufacturer but not less than 3.0 mils DFT for the
intermediate coat and 2.5 mils DFT for the finish coat.
1. Color: As selected by Architect from manufacturer's full range.
PART 3 - EXECUTION
3.1 INSTALLATION, GENERAL
A. Fit exposed connections together to form tight, hairline joints.
B. Perform cutting, drilling, and fitting required for installing railings. Set railings accurately in
location, alignment, and elevation; measured from established lines and levels and free of rack.
1. Do not weld, cut, or abrade surfaces of railing components that are coated or finished
after fabrication and that are intended for field connection by mechanical or other means
without further cutting or fitting.
2. Set posts plumb within a tolerance of 1/16 inch in 3 feet.
3. Align rails so variations from level for horizontal members and variations from parallel
with rake of steps and ramps for sloping members do not exceed 1/4 inch in 12 feet.
C. Control of Corrosion: Prevent galvanic action and other forms of corrosion by insulating metals
and other materials from direct contact with incompatible materials.
D. Adjust railings before anchoring to ensure matching alignment at abutting joints.
E. Fastening to In-Place Construction: Use anchorage devices and fasteners where necessary for
securing railings and for properly transferring loads to in-place construction.
3.2 RAILING CONNECTIONS
A. Nonwelded Connections: Use mechanical or adhesive joints for permanently connecting railing
components. Seal recessed holes of exposed locking screws using plastic cement filler colored
to match finish of railings.
B. Expansion Joints: Install expansion joints at locations indicated but not farther apart than
required to accommodate thermal movement. Provide slip-joint internal sleeve extending 2
inches beyond joint on either side, fasten internal sleeve securely to one side, and locate joint
within 6 inches of post.
3.3 ANCHORING POSTS
A. Use metal sleeves preset and anchored into concrete for installing posts. After posts are
inserted into sleeves, fill annular space between post and sleeve with nonshrink, nonmetallic
grout, mixed and placed to comply with anchoring material manufacturer's written instructions.
B. Form or core-drill holes not less than 5 inches deep and 3/4 inch larger than OD of post for
installing posts in concrete. Clean holes of loose material, insert posts, and fill annular space
between post and concrete with nonshrink, nonmetallic grout, mixed and placed to comply with
anchoring material manufacturer's written instructions.
C. Cover anchorage joint with flange of same metal as post, welded to post after placing anchoring
material or attached to post with set screws.
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PIPE AND TUBE RAILINGS
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D. Anchor posts to metal surfaces with oval flanges, angle type, or floor type as required by
conditions, connected to posts and to metal supporting members as follows:
1. For steel pipe railings, weld flanges to post and bolt to metal supporting surfaces.
3.4 ATTACHING RAILINGS
A. Anchor railing ends to metal surfaces with flanges bolted to metal surfaces and welded to railing
ends or connected to railing ends using nonwelded connections.
B. Attach railings to wall with wall brackets, except where end flanges are used. Locate brackets
as indicated or, if not indicated, at spacing required to support structural loads.
C. Secure wall brackets and railing end flanges to building construction as follows:
1. For concrete and solid masonry anchorage, use drilled-in expansion shields and hanger
or lag bolts.
2. For hollow masonry anchorage, use toggle bolts.
3. For steel-framed partitions, use hanger or lag bolts set into fire-retardant-treated wood
backing between studs or use self-tapping screws fastened to concealed steel
reinforcements between studs. Coordinate with stud installation to locate backing
members.
3.5 ADJUSTING AND CLEANING
A. Touchup Painting: Immediately after erection, clean field welds, bolted connections, and
abraded areas of shop paint, and paint exposed areas with the same material as used for shop
painting to comply with SSPC-PA 1 requirements for touching up shop-painted surfaces.
1. Apply by brush or spray to provide a minimum 2.0-mil dry film thickness.
3.6 PROTECTION
A. Protect finishes of railings from damage during construction period with temporary protective
coverings approved by railing manufacturer. Remove protective coverings at time of
Substantial Completion.
END OF SECTION