Assembly Usage Disclaimer

Roof Deck Constructions

See General Information for Roof Deck Constructions

Construction No. 238

August 12, 2019

Uplift — Class 90

Fire Not Investigated

    1. Metal Roof Deck Panels* — No. 24 MSG minimum coated steel. Panels 16 in. wide, 2 in. high at side ribs. Panels continuous over two or more spans. End laps to occur near panel clip locations and to include end lap back up plate (Item 2A). Ends of panels overlapped 6 in. Side laps to be tightened and crimped with a special motorized crimping machine at a maximum 45 degree angle unless indicated in the individual panels in this item. Crimping process to include tabs of panel clips (Item 2). A bead of sealing compound may be used at panel end laps and side joints.

    A-LERT ROOF SYSTEMS (View Classification)"A-Lert Loc"

    ADVANCED ROOFING TECHNOLOGY INC (View Classification)"ARTK 12" and "ARTK 16"

    AEGIS ROOFING COMPANY (View Classification)"Aegis 50 Architectural Profile"

    AEP SPAN, DIV OF ASC PROFILES (View Classification)"Span-Lok" or "Span-Lok HP" (90° Seam) or "SpanSeam" (180° Seam)

    AMERICAN BUILDINGS CO (View Classification)"Loc-Seam" (90° Seam), "Loc-Seam 360" (180° Seam)

    ARCHITECTURAL METAL SOLUTIONS (View Classification)"Armor-Lock"


    BAKER ROOFING INC (View Classification)"2 in. Mechanical Seamed"


    CENTURION INDUSTRIES INC, DBA TFC CANOPY (View Classification)"Centurion 1624M"

    CONSTRUCTION METAL PRODUCTS INC (View Classification)"CMP Series 2500"

    CUSTOM-BILT METALS (View Classification)"CB-2000"

    DREXEL METALS INC (View Classification)"DMC 200S"

    DREXEL METALS, INC. (View Classification)"Met-Fab III"


    ENGLERT INC (View Classification)"Series 2500"

    FABRAL INC (View Classification)"Power Seam"

    H&H METAL PRODUCTS INC (View Classification)"Uni-SeamLoc" (180° Seam)

    HPM BUILDING SUPPLY (View Classification)"Custom-Lock 2"

    KNUDSON MFG INC (View Classification)"ULTRALOK"

    LAWMAN HEATING & COOLING INC (View Classification)"SS210A"

    METAL PANELS INC (View Classification)"SSLF2A"

    METAL PANEL SYSTEMS INC (View Classification)"MP-200" or "UC6"

    METAL ROOFING SYSTEMS INC (View Classification)"MRS System 2500"

    METAL SALES MANUFACTURING CORPORATION (View Classification)"T-Span" or "T-Span 180" (180° Seam)

    METALLION INDUSTRIES INC (View Classification)"MI200" or "MI210"

    MORIN CORP (View Classification)"SLR-12", "SLR-14", "SLR-16" (90° or 180° Seam)

    NEW TECH MACHINERY CORP (View Classification)"SS210A"

    NUCOR BUILDING SYSTEMS, DIV OF NUCOR CORP (View Classification)"VR16 II-90" or "VR16 II-360"

    NU-RAY METALS (View Classification)"NRM-2200"

    PMRS (View Classification)"200MS"

    PREMIUM PANELS INC (View Classification)"Premium Lock 210A" or "P.L. 210A"

    RPR INC, DBA RAIN PROOF ROOFING (View Classification)"RP210"

    ROLLFAB METAL BUILDING PRODUCTS (View Classification)"MS-200HP/90" and "MS-200HP/180"

    ROOF WORKS FABRICATING L L C (View Classification)"SS210"

    ROOFMASTERS ROOFING & SHEET METAL CO INC (View Classification)"Loc Master"

    SAN ANTONIO QUALITY METALS (View Classification)"ML-200"

    SHEFFIELD METALS INTERNATIONAL (View Classification)"SMI 2" A Mechanical Seam"

    STORAGE STRUCTURES INC. (View Classification)"SS210A"


    SUPERIOR METAL SYSTEMS INC (View Classification)"SMS 416"

    TAYLOR METAL INC, DBA TAYLOR METAL PRODUCTS (View Classification)"Mechanical Seam 200"

    THE BRYER CO (View Classification)"TBC-SUPERSEAM"

    THREE DIAMOND FAB LLC (View Classification)"TDF-SSC200"

    UNION CORRUGATING CO (View Classification)"ML200"

    U S METALS L L C (View Classification)"US-210A"


    ZIMMERMAN METALS INC (View Classification)"SS2000"

    2. Roof Deck Fasteners — (Panel Clips) — Two part assembly: Base, 1 in. wide approximately 1-1/4 in. long with upper segment folded over lower end of tab. Fabricated from 0.050 in. thick coated or stainless steel. Upper tab 3 in. wide, maximum tab height 3-1/2 in. with lower end formed to engage base. Fabricated from 0.023 in. thick coated or stainless steel.

    BUILDING PRODUCTS DEVELOPMENT INC (View Classification)"NC3300", "NCF-3300", "NCF-3300-SS" Series Clip

    2A. Roof Deck Fasteners — (Panel Clips) — No. 24 MSG minimum gauge coated steel with a separately formed base fabricated of No. 18 MSG minimum gauge coated steel. One clip to be used per panel at each purlin.

    AMERICAN BUILDINGS CO (View Classification)"LSBC-1" or "Loc-Seam Expansion Clip"

    2B. Roof Deck Fasteners (End Lap Back-Up Plate) — (Not Shown) — No. 18 MSG minimum gauge coated steel. maximum length 48 in., width 6-1/2 in.


    NUCOR BUILDING SYSTEMS, DIV OF NUCOR CORP (View Classification)"NBS VR16 II BC", "NBS VR16 II Sliding" or "NBS VR16 II MD"

    2C. Roof Deck Fasteners — (Panel Clips) — Two types, both two piece assemblies. Type 330 base approximately 1.88 in. by 1.70 in.; Type 330B base approximately 1.11 in. by 2.00 in. Both types fabricated from No. 16 MSG coated steel and formed to fold over upper tab. Type 330 upper tab 4.30 in. wide and 2.91 in. high maximum. Type 330B upper tab 4.30 in. wide and 3.34 in. high maximum. Both types formed to engage base. Clips spaced 48 in. maximum.

    MORIN CORP (View Classification)"SLR-330 Clip" (for 45° seam)

    MORIN CORP (View Classification)"SLR-330B Clip" (for 90° & 180° seam)

    3. Roof Deck Fastener* (Bearing Clip) — No. 18 MSG minimum gauge coated steel; 3 in. wide by 3-1/4 in. long with 3/8 in. legs. Used under Panel Clips (Item 2, 2A and 2C) over purlins and rigid insulation. Three 1/4 in. diameter guide holes located in base.
    3A. Roof Deck Fasteners* (Bearing Plate) — (Not Shown) — (Optional) — No. 24 MSG minimum gauge coated steel. 4-5/8 in. wide, 6 in. long. Used under panel clips over rigid insulation.

    AEP SPAN, DIV OF ASC PROFILES (View Classification)"SL Bearing Plate"

    4. Fasteners (Screws) — Fasteners used to attach the bearing plates to the liner panels to be No. 11 by 3-3/4 in. long self-drilling, stand-off plated steel, flat torx-head screws. Three fasteners per bearing plate used, driven into liner panel. Fasteners used to attach panel clips (Item No. 2) to the bearing plates (Item 3) to be No. 18 by 1 in. long self-drilling, self-tapping, hex-washer-head, plated steel screws. One screw used for each panel clip. Fasteners used to attach the liner panels to the purlin supports to be No. 12-14 by 1-1/4 in. self-drilling, self-tapping, hex-head, plated steel screws with a separate 5/8 in. diameter steel washer and a neoprene sealing washer. Two fasteners to be used at each support with fasteners located in every valley. Fasteners used at liner panel side laps to be the same type as liner panel screws and spaced 20 in. OC. Fasteners used at end laps to be 1/4-10 by 1 in. long self-drilling, self-tapping, hex-head, plated steel screws with 1/2 in. OD. metal backed sealing washers. Spacing to be in a 1, 3, 3-1/2, 3-1/2, 3, 1 in. pattern.
    5. Liner Panel — The liner panel to be 3 in. deep and fabricated from No. 22 MSG minimum steel. Top of crests to be 5-1/2 in. wide, valleys to be 2-1/2 in. wide at top. Yield strength to be minimum 33,000 psi. Liner panel to be fastened to supports with screws indicated under Item 4 or with welds and weld washers of type indicated by manufacturer of liner panel. Welds to be located in every valley.
    6. Fastener Reinforcement (Bearing Plate) — The reinforcements used with the screws attaching the liner panels to the purlins to be 0.125 in. minimum thick steel and to have an area of approximately 2-in.2.
    7. Foamed Plastic — (Rigid Insulation) — — Supplied in 4 ft wide sheets. Minimum thickness to be 1 in. Density to be minimum of 2.0 PCF or see products Classified under Foamed Plastic (TJBX).
    8. Vapor Barrier — Used between the liner panel and the foamed plastic to be a 6 mil plastic sheeting.
    9. Purlins — No. 12 MSG minimum gauge steel (minimum yield strength 40,000 psi) or minimum type H open web joists.

    Refer to General Information, Roof Deck Construction, (Roofing Materials and Systems Directory) for Items not evaluated.

    * Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively.

Last Updated on 2019-08-12
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