HomeMy WebLinkAbout054000 COLD-FORMED METAL FRAMING.pdf Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 1
SECTION 054000 - COLD-FORMED METAL FRAMING
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. Section Includes:
1. Exterior non-load-bearing wall framing.
2. Soffit framing.
B. Related Requirements:
1. Section 055000 "Metal Fabrications" for masonry shelf angles and connections.
2. Section 092216 "Non-Structural Metal Framing" for interior non-load-bearing, metal-
stud framing and ceiling-suspension assemblies.
1.3 PREINSTALLATION MEETINGS
A. Preinstallation Conference: Conduct conference at Project site.
1.4 ACTION SUBMITTALS
A. Product Data: For each type of cold-formed steel framing product and accessory.
B. LEED Submittals:
1. Product Data for Credit MR 4: For products having recycled content, documentation
indicating percentages by weight of postconsumer and preconsumer recycled content.
Include statement indicating cost for each product having recycled content.
C. Shop Drawings:
1. Include layout, spacings, sizes, thicknesses, and types of cold-formed steel framing;
fabrication; and fastening and anchorage details, including mechanical fasteners.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
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August 12, 2014
COLD-FORMED METAL FRAMING 2
2. Indicate reinforcing channels, opening framing, supplemental framing, strapping,
bracing, bridging, splices, accessories, connection details, and attachment to adjoining
work.
D. Delegated-Design Submittal: For cold-formed steel framing.
1.5 INFORMATIONAL SUBMITTALS
A. Welding certificates.
B. Product Test Reports: For each listed product, for tests performed by manufacturer and
witnessed by a qualified testing agency.
1. Steel sheet.
2. Expansion anchors.
3. Power-actuated anchors.
4. Mechanical fasteners.
5. Vertical deflection clips.
6. Horizontal drift deflection clips
7. Miscellaneous structural clips and accessories.
C. Research Reports: For non-standard cold-formed steel framing, from ICC-ES.
1.6 QUALITY ASSURANCE
A. Product Tests: Mill certificates or data from a qualified independent testing agency, or in-house
testing with calibrated test equipment indicating steel sheet complies with requirements,
including base-metal thickness, yield strength, tensile strength, total elongation, chemical
requirements, and metallic-coating thickness.
B. Welding Qualifications: Qualify procedures and personnel according to the following:
1. AWS D1.1/D1.1M, "Structural Welding Code - Steel."
2. AWS D1.3/D1.3M, "Structural Welding Code - Sheet Steel."
1.7 DELIVERY, STORAGE, AND HANDLING
A. Protect cold-formed steel framing from corrosion, moisture staining, deformation, and other
damage during delivery, storage, and handling.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 3
PART 2 - PRODUCTS
A.
2.2 PERFORMANCE REQUIREMENTS
A. Delegated Design: Engage a qualified professional engineer, as defined in Section 014000
"Quality Requirements," to design cold-formed steel framing.
B. Structural Performance: Provide cold-formed steel framing capable of withstanding design
loads within limits and under conditions indicated.
1. Design Loads: As indicated.
2. Deflection Limits: Design framing systems to withstand design loads without deflections
greater than the following:
a. Exterior Non-Load-Bearing Framing receiving exterior insulated finish system:
Horizontal deflection of 1/240 of the wall height.
b. Exterior Non-Load-Bearing Framing receiving masonry veneer: Horizontal
deflection of 1/600 of the wall height.
c. Roof Rafter Framing and Soffit Framing: Vertical deflection of 1/240 of the
horizontally projected span for live loads.
3. Design framing systems to provide for movement of framing members located outside
the insulated building envelope without damage or overstressing, sheathing failure,
connection failure, undue strain on fasteners and anchors, or other detrimental effects
when subject to a maximum ambient temperature change of 120 deg F (67 deg C).
4. Design framing system to maintain clearances at openings, to allow for construction
tolerances, and to accommodate live load deflection of primary building structure as
follows:
a. Upward and downward movement of floor framing members due to live load of
L/360.
b. Upward and downward movement of roof framing members due to live load of
L/240.
5. Design exterior non-load-bearing wall framing to accommodate horizontal deflection
without regard for contribution of sheathing materials.
C. Cold-Formed Steel Framing Design Standards:
1. Floor and Roof Systems: AISI S210.
2. Wall Studs: AISI S211.
3. Headers: AISI S212.
4. Lateral Design: AISI S213.
D. AISI Specifications and Standards: Unless more stringent requirements are indicated, comply
with AISI S100 and AISI S200.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 4
2.3 COLD-FORMED STEEL FRAMING, GENERAL
A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of
preconsumer recycled content not less than 25 percent.
B. Steel Sheet: ASTM A 1003/A 1003M, Structural Grade, Type H, metallic coated, of grade and
coating weight as follows:
1. Minimum Grade: ST33H (ST230H) .
2. Coating: G60 (Z180 ).
C. Steel Sheet for Vertical DeflectionClips: ASTM A 653/A 653M, structural steel, zinc coated, of
grade and coating as follows:
1. Grade: 33 (230).
2. Coating: G60 (Z180).
2.4 EXTERIOR NON-LOAD-BEARING WALL FRAMING
A. Steel Studs: Manufacturer's standard C-shaped steel studs, of web depths indicated, punched,
with stiffened flanges, and as follows:
1. Minimum Base-Metal Thickness: 0.0329 inch (0.84 mm)
2. Flange Width: 1-5/8 inches (41 mm).
B. Steel Track: Manufacturer's standard U-shaped steel track, of web depths indicated, unpunched,
with unstiffened flanges, and as follows:
1. Minimum Base-Metal Thickness: 0.0329 inch (0.84 mm).
2. Flange Width: 1-1/4 inches (32 mm).
C. Vertical Deflection Clips: Manufacturer's standard bypass and head clips, capable of
accommodating upward and downward vertical displacement of primary structure through
positive mechanical attachment to stud web.
D. Single Deflection Track: Manufacturer's single, deep-leg, U-shaped steel track; unpunched, with
unstiffened flanges, of web depth to contain studs while allowing free vertical movement, with
flanges designed to support horizontal loads and transfer them to the primary structure, and as
follows:
1. Minimum Base-Metal Thickness: 0.0428 inch (1.09 mm).
2. Flange Width: 1 inch (25 mm) plus the design gap for one-story structures and 1 inch (25
mm) plus twice the design gap for other applications.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 5
2.5 SOFFIT FRAMING
A. Exterior Soffit Frame: Manufacturer's standard C-shaped steel sections, of web depths
indicated, with stiffened flanges, and as follows:
1. Minimum Base-Metal Thickness: 0.0329 inch (0.84 mm).
2. Flange Width: 1-5/8 inches (41 mm), minimum.
2.6 FRAMING ACCESSORIES
A. Fabricate steel-framing accessories from steel sheet, ASTM A 1003/A 1003M, Structural
Grade, Type H, metallic coated, of same grade and coating weight used for framing members.
B. Provide accessories of manufacturer's standard thickness and configuration, unless otherwise
indicated, as follows:
1. Supplementary framing.
2. Bracing, bridging, and solid blocking.
3. Web stiffeners.
4. Anchor clips.
5. End clips.
6. Foundation clips.
7. Gusset plates.
8. Stud kickers and knee braces.
9. Backer plates.
2.7 ANCHORS, CLIPS, AND FASTENERS
A. Steel Shapes and Clips: ASTM A 36/A 36M, zinc coated by hot-dip process according to
ASTM A 123/A 123M.
B. Expansion Anchors: Fabricated from corrosion-resistant materials, with allowable load or
strength design capacities calculated according to ICC-ES AC193 and ACI 318 greater than or
equal to the design load, as determined by testing per ASTM E 488 conducted by a qualified
testing agency.
C. Power-Actuated Anchors: Fastener system of type suitable for application indicated, fabricated
from corrosion-resistant materials, with allowable load capacities calculated according to ICC-
ES AC70, greater than or equal to the design load, as determined by testing per ASTM E 1190
conducted by a qualified testing agency.
D. Mechanical Fasteners: ASTM C 1513, corrosion-resistant-coated, self-drilling, self-tapping,
steel drill screws.
1. Head Type: Low-profile head beneath sheathing, manufacturer's standard elsewhere.
E. Welding Electrodes: Comply with AWS standards.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 6
2.8 MISCELLANEOUS MATERIALS
A. Galvanizing Repair Paint: ASTM A 780
B. Cement Grout: Portland cement, ASTM C 150, Type I; and clean, natural sand, ASTM C 404.
Mix at ratio of 1 part cement to 2-1/2 parts sand, by volume, with minimum water required for
placement and hydration.
C. Nonmetallic, Nonshrink Grout: Premixed, nonmetallic, noncorrosive, nonstaining grout
containing selected silica sands, portland cement, shrinkage-compensating agents, and
plasticizing and water-reducing agents, complying with ASTM C 1107/C 1107M, with fluid
consistency and 30-minute working time.
D. Shims: Load bearing, high-density multimonomer plastic, and nonleaching; or of cold-formed
steel of same grade and coating as framing members supported by shims.
E. Sealer Gaskets: Closed-cell neoprene foam, 1/4 inch (6.4 mm) thick, selected from
manufacturer's standard widths to match width of bottom track or rim track members.
2.9 FABRICATION
A. Fabricate cold-formed steel framing and accessories plumb, square, and true to line, and with
connections securely fastened, according to referenced AISI's specifications and standards,
manufacturer's written instructions, and requirements in this Section.
1. Fabricate framing assemblies using jigs or templates.
2. Cut framing members by sawing or shearing; do not torch cut.
3. Fasten cold-formed steel framing members by welding, screw fastening, clinch fastening,
pneumatic pin fastening, or riveting as standard with fabricator. Wire tying of framing
members is not permitted.
a. Comply with AWS D1.3/D1.3M requirements and procedures for welding,
appearance and quality of welds, and methods used in correcting welding work.
b. Locate mechanical fasteners and install according to Shop Drawings, with screw
penetrating joined members by no fewer than three exposed screw threads.
4. Fasten other materials to cold-formed steel framing by welding, bolting, pneumatic pin
fastening, or screw fastening, according to Shop Drawings.
B. Reinforce, stiffen, and brace framing assemblies to withstand handling, delivery, and erection
stresses. Lift fabricated assemblies to prevent damage or permanent distortion.
C. Fabrication Tolerances: Fabricate assemblies level, plumb, and true to line to a maximum
allowable tolerance variation of 1/8 inch in 10 feet (1:960) and as follows:
1. Spacing: Space individual framing members no more than plus or minus 1/8 inch (3 mm)
from plan location. Cumulative error shall not exceed minimum fastening requirements
of sheathing or other finishing materials.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 7
2. Squareness: Fabricate each cold-formed steel framing assembly to a maximum out-of-
square tolerance of 1/8 inch (3 mm).
PART 3 - EXECUTION
3.1 EXAMINATION
A. Examine supporting substrates and abutting structural framing for compliance with
requirements for installation tolerances and other conditions affecting performance of the Work.
B. Proceed with installation only after unsatisfactory conditions have been corrected.
3.2 PREPARATION
A. Install sealer gaskets at the underside of wall bottom track or rim track and at the top of
foundation wall or slab at stud or joist locations.
3.3 INSTALLATION, GENERAL
A. Cold-formed steel framing may be shop or field fabricated for installation, or it may be field
assembled.
B. Install cold-formed steel framing according to AISI S200 and to manufacturer's written
instructions unless more stringent requirements are indicated.
C. Install shop- or field-fabricated, cold-formed framing and securely anchor to supporting
structure.
1. Screw, bolt, or weld wall panels at horizontal and vertical junctures to produce flush,
even, true-to-line joints with maximum variation in plane and true position between
fabricated panels not exceeding 1/16 inch (1.6 mm).
D. Install cold-formed steel framing and accessories plumb, square, and true to line, and with
connections securely fastened.
1. Cut framing members by sawing or shearing; do not torch cut.
2. Fasten cold-formed steel framing members by welding, screw fastening, clinch fastening,
or riveting. Wire tying of framing members is not permitted.
a. Comply with AWS D1.3/D1.3M requirements and procedures for welding,
appearance and quality of welds, and methods used in correcting welding work.
b. Locate mechanical fasteners and install according to Shop Drawings, and
complying with requirements for spacing, edge distances, and screw penetration.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 8
E. Install framing members in one-piece lengths unless splice connections are indicated for track
or tension members.
F. Install temporary bracing and supports to secure framing and support loads comparable in
intensity to those for which structure was designed. Maintain braces and supports in place,
undisturbed, until entire integrated supporting structure has been completed and permanent
connections to framing are secured.
G. Do not bridge building expansion joints with cold-formed steel framing. Independently frame
both sides of joints.
H. Install insulation, specified in Section 072100 "Thermal Insulation," in built-up exterior framing
members, such as headers, sills, boxed joists, and multiple studs at openings, that are
inaccessible on completion of framing work.
I. Fasten hole reinforcing plate over web penetrations that exceed size of manufacturer's approved
or standard punched openings.
J. Erection Tolerances: Install cold-formed steel framing level, plumb, and true to line to a
maximum allowable tolerance variation of 1/8 inch in 10 feet (1:960) and as follows:
1. Space individual framing members no more than plus or minus 1/8 inch (3 mm) from
plan location. Cumulative error shall not exceed minimum fastening requirements of
sheathing or other finishing materials.
3.4 EXTERIOR NON-LOAD-BEARING WALL INSTALLATION
A. Install continuous tracks sized to match studs. Align tracks accurately and securely anchor to
supporting structure as indicated.
B. Fasten both flanges of studs to bottom track unless otherwise indicated. Space studs as follows:
1. Stud Spacing: 16 inches (406 mm), unless noted otherwise.
C. Set studs plumb, except as needed for diagonal bracing or required for nonplumb walls or
warped surfaces and similar requirements.
D. Isolate non-load-bearing steel framing from building structure to prevent transfer of vertical
loads while providing lateral support.
1. Install single deep-leg deflection tracks and anchor to building structure.
2. Connect vertical deflection clips to bypassing studs and anchor to building structure.
3. Connect drift clips to cold-formed metal framing and anchor to building structure.
E. Install horizontal bridging in wall studs, spaced vertically in rows indicated on Shop Drawings
but not more than 48 inches (1220 mm) apart. Fasten at each stud intersection.
Giant Eagle Market #6550 The Bridges, Carmel, Indiana
Building Shell Bid & Permit
DLA Project 2014040.00
August 12, 2014
COLD-FORMED METAL FRAMING 9
1. Top Bridging for Single Deflection Track: Install row of horizontal bridging within 18
inches (450 mm) of single deflection track. Install a combination of bridging and stud or
stud-track solid blocking of width and thickness matching studs, secured to stud webs or
flanges.
a. Install solid blocking at centers indicated on Shop Drawings.
2. Bridging: Cold-rolled steel channel, welded or mechanically fastened to webs of punched
studs.
3. Bridging: Combination of flat, taut, steel sheet straps of width and thickness indicated
and stud-track solid blocking of width and thickness to match studs. Fasten flat straps to
stud flanges and secure solid blocking to stud webs or flanges.
4. Bridging: Proprietary bridging bars installed according to manufacturer's written
instructions.
F. Install miscellaneous framing and connections, including stud kickers, web stiffeners, clip
angles, continuous angles, anchors, and fasteners, to provide a complete and stable wall-framing
system.
3.5 FIELD QUALITY CONTROL
A. Testing: Construction Representative will engage a qualified independent testing and inspecting
agency to perform field tests and inspections and prepare test reports.
B. Field and shop welds will be subject to testing and inspecting.
C. Testing agency will report test results promptly and in writing to Contractor and Architect.
D. Remove and replace work where test results indicate that it does not comply with specified
requirements.
E. Additional testing and inspecting, at Contractor's expense, will be performed to determine
compliance of replaced or additional work with specified requirements.
3.6 REPAIRS AND PROTECTION
A. Galvanizing Repairs: Prepare and repair damaged galvanized coatings on fabricated and
installed cold-formed steel framing with galvanized repair paint according to ASTM A 780 and
manufacturer's written instructions.
B. Provide final protection and maintain conditions, in a manner acceptable to manufacturer and
Installer, that ensure that cold-formed steel framing is without damage or deterioration at time
of Substantial Completion.
END OF SECTION 054000