FIRE-RESISTANCE DESIGN

Assembly Usage Disclaimer

BXUV - Fire Resistance Ratings - ANSI/UL 263

BXUV7 - Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada

See General Information for Fire-resistance Ratings - ANSI/UL 263

See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada

Design No. V496

November 27, 2017

Nonbearing Wall Rating — 1 or 2 Hr.

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

    1. Floor and Ceiling Runners — For use with Item 5. Channel shaped, attached to floor and ceiling in two rows, a min 1 in. apart, with steel fasteners spaced 24 in. OC. Runners fabricated from min No. 25 MSG galv steel, 1-1/4 in. wide and 2-1/2 in. deep.
    1A. Floor and Ceiling Runners — (Not Shown) — As an alternate to Item 1, For use with Items 5, 5A, 5B, or 5C - Channel shaped, attached to floor and ceiling in two rows, a min 1 in. apart. Runners fabricated from min No. 20 MSG galv steel, 1-3/16 in. wide and 2-9/16 in. deep.
    1B. Framing Members* — Floor and Ceiling Runners — (Not Shown) — As an alternate to Item 1, For use with Item 5 - Channel shaped, min 2-1/2 in. deep fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners 24 in. OC. max.

    CLARKDIETRICH BUILDING SYSTEMS — CD ProTRAK


    DMFCWBS L L C — ProTRAK


    MBA METAL FRAMING — ProTRAK


    RAM SALES L L C — Ram ProTRAK


    STEEL STRUCTURAL PRODUCTS L L C — Tri-S ProTRAK


    1C. Framing Members* — Floor and Ceiling Runner — (Not Shown) — As an alternate to Item 1, For use with Item 5 - proprietary channel shaped runners, min 2-1/2 in. deep with 1-1/4 in. long legs fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper20™ Track


    MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper20™ Track


    1D. Framing Members* — Floor and Ceiling Runners — (Not Shown) — As an alternate to Item 1, For use with Item 5 - Channel shaped, min. 2-1/2 in. deep, attached to floor and ceiling with fasteners 24 in. OC. max.

    ALLSTEEL & GYPSUM PRODUCTS INC — Type SUPREME Framing System


    CONSOLIDATED FABRICATORS CORP, BUILDING PRODUCTS DIV — Type SUPREME Framing System


    QUAIL RUN BUILDING MATERIALS INC — Type SUPREME Framing System


    SCAFCO STEEL STUD MANUFACTURING CO — Type SUPREME Framing System


    STEEL CONSTRUCTION SYSTEMS INC — Type SUPREME Framing System


    UNITED METAL PRODUCTS INC — Type SUPREME Framing System


    1E. Framing Members* — Floor and Ceiling Runner — (Not Shown) — As an alternate to Item 1, For use with Item 5 - proprietary channel shaped runners, min 2-1/2 in. deep with 1-1/4 in. long legs fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    TELLING INDUSTRIES L L C — Viper20™ Track


    1F. Framing Members* — Floor and Ceiling Runner — (Not Shown) — As an alternate to Item 1, For use with Item 2G and Item 5 - proprietary channel shaped runners, min 3-1/2 in. deep with 1-1/4 in. long legs fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    STEEL INVESTMENT GROUP L L C — AlphaTRAK


    1G. Framing Members* — Floor and Ceiling Runner — (Not Shown) — As an alternate to Item 1, For use with Item 2H and Item 5 - proprietary channel shaped runners, min 2-1/2 in. deep with 1-1/4 in. long legs fabricated from min 25 MSG (0.018 in. min. bare metal thickness), attached to floor and ceiling with fasteners spaced 24 in. OC max.

    CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper X Track


    1H. Framing Members* — Floor and Ceiling Runner — (Not Shown) — As an alternate to Item 1, For use with Item 5 - proprietary channel shaped runners, min 2-1/2 in. deep with 1-1/4 in. long legs fabricated from min 0.020 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    CRACO MFG INC — SmartTrack20™


    2. Steel Studs — For use with Item Items 1 and 5. Channel shaped, supplied with cutouts, friction -fitted into floor and ceiling runners and spaced a max 24 in. OC. Studs cut 1/2 in. less than assembly height and evenly staggered between the two rows of floor and ceiling runners. Studs fabricated from min No. 25 MSG galv steel, min 2-1/2 in. deep by 1-5/8 in. wide with 3/8 in. folded back return flange legs.
    2A. Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1A, 5, 5A, 5B, or 5C. Channel shaped, supplied with cutouts, friction -fitted into floor and ceiling runners and spaced a max 16 in. OC. Studs cut 1/2 in. less than assembly height and staggered flush against the floor runners. Studs fabricated from min No. 20 MSG galv steel, min 2-1/2 in. deep x 1-5/8 in. wide x 3/8 in. folded back return flange legs.
    2B. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1B and 5 - min 2-1/2 in. deep fabricated from min 0.018 in. thick galv steel, spaced a max of 24 in. OC. Studs to be cut 1/2 in. less than assembly height.

    CLARKDIETRICH BUILDING SYSTEMS — CD ProSTUD


    DMFCWBS L L C — ProSTUD™


    MBA METAL FRAMING — ProSTUD


    RAM SALES L L C — Ram ProSTUD


    STEEL STRUCTURAL PRODUCTS L L C — Tri-S ProSTUD


    2C. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1C and 5 —proprietary channel shaped steel studs, 1-1/4 in. wide by min 2-1/2 in. deep, fabricated from min 0.018 in. thick galv steel, spaced 24 in. OC. Studs cut 1/2 in. less in length than assembly height.

    CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper20™


    MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper20™


    2D. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1D and 5 - Channel shaped studs, min. 2-1/2 in. deep, spaced a max of 24 in. OC. Studs to be cut 1/2 in. less than assembly height.

    ALLSTEEL & GYPSUM PRODUCTS INC — Type SUPREME Framing System


    CONSOLIDATED FABRICATORS CORP, BUILDING PRODUCTS DIV — Type SUPREME Framing System


    QUAIL RUN BUILDING MATERIALS INC — Type SUPREME Framing System


    SCAFCO STEEL STUD MANUFACTURING CO — Type SUPREME Framing System


    STEEL CONSTRUCTION SYSTEMS INC — Type SUPREME Framing System


    UNITED METAL PRODUCTS INC — Type SUPREME Framing System


    2E. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1E and 5 —proprietary channel shaped steel studs, 1-1/4 in. wide by min 2-1/2 in. deep, fabricated from min 0.018 in. thick galv steel, spaced 24 in. OC. Studs cut 1/2 in. less in length than assembly height.

    TELLING INDUSTRIES L L C — Viper20™


    2F. Framing Members* — Steel Studs — As an alternate to Item 2 — For use with Item 1C (3-5/8 in. wide track), channel shaped studs, fabricated from min 25 MSG corrosion-protected steel, 1-1/4 in. wide by 3-5/8 in. deep, spaced a max of 24 in. OC. Studs to be cut 3/8 to 3/4 in. less than assembly height.

    MARINO/WARE, DIV OF WARE INDUSTRIES INC — StudRite™


    2G. Framing Members* — Steel Studs — As an alternate to Item 2, For use with Items 1F and 5 —proprietary channel shaped steel studs, 1-1/4 in. wide by min 3-1/2 in. deep, fabricated from min 0.018 in. thick galv steel, spaced 24 in. OC. Studs cut 1/2 in. less in length than assembly height.

    STEEL INVESTMENT GROUP L L C — AlphaSTUD


    2H. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1G and 5 —proprietary channel shaped steel studs, min 2-1/2 in. deep by 1-5/8 in. wide, fabricated from min 25 MSG (0.018 in. min. bare metal thickness), spaced 24 in. OC. Studs cut 1/2 in. less in length than assembly height.

    CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper X


    2I. Framing Members* — Steel Studs — (Not Shown) — As an alternate to Item 2, For use with Items 1H and 5 —proprietary channel shaped steel studs, 1-1/4 in. wide by min 2-1/2 in. deep, fabricated from min 0.020 in. thick galv steel, spaced 24 in. OC. Studs cut 1/2 in. less in length than assembly height.

    CRACO MFG INC — SmartStud20™


    3. Lateral Bracing — The bracing shall be in accordance with the SSMA Technical Note Dated March 2000 Referencing Unsheathed Flange Bracing.
    3A. Lateral Bracing — (Not Shown) — Right angle- shaped, supplied with notches spaced 12, 16, or 24 in. OC., friction-fitted to the cutouts in steel studs, supplied in 7/8 in. by 7/8 in. by 50 in. lengths. Lateral bracing bars fabricated from min. 20 MSG galvanized steel. The bracing shall be located a maximum of 5 ft on center in accordance with the manufacturers published literature.

    CLARKDIETRICH BUILDING SYSTEMS — TradeReady Spazzer 9200 bar


    4. Batts and Blankets — Optional — Glass fiber batts may be friction-fitted to completely fill the stud cavities on one or both rows of studs.

      See Batts and Blankets Category (BZJZ) for names of manufacturers.

    5. Gypsum Board* — Nom 5/8 in. thick, 4 ft. wide, gypsum panels with beveled, square or tapered edges, applied vertically. Single layer installed on each side of the steel studs for the 1-hr system, two layers installed on each side of the studs for the 2-hr system. Vertical joints centered over studs and staggered one stud cavity on opposite sides of studs. Vertical joints in adjacent layers (2-hr system) staggered one stud cavity. For the single layer system: panels attached to steel studs and floor runner with 1 in. long Type S or S-12 steel screws spaced 8 in. OC along vertical and bottom edges and 12 in. OC in the field. For the double layer system: base layer panels attached to steel studs and floor runner with 1 in. long Type S or s-12 steel screws spaced 16 in.OC, face layer panels attached to steel studs and floor runner with 1-5/8 in. long Type S or S-12 steel screws spaced 12 in. OC

      When Steel Framing Members* (Item 7) are used: For the 1-hr system, gypsum panels attached vertically to furring channels with 1 in. long Type S-12 screws spaced 12 in. OC. Vertical joints offset min 12 in. from layer on other side of wall. For the 2-hr system, inner layer of gypsum panels attached vertically to furring channels with 1 in. Type S-12 screws spaced 16 in. OC, outer layer with 1-5/8 in. Type S-12 screws spaced 12 in. OC. Inner layer to be applied vertically. Outer layer to be applied vertically with joints offset a minimum 12 in. from inner layer joints.

      AMERICAN GYPSUM CO — Types AGX-1, M-Glass, AG-C, LightRoc


    5A. Gypsum Board* — (Not Shown) — As an alternate to Item 5, may be used as the base layer on one or both sides of wall. For direct attachment only to Items 1A and 2A. - Nom 5/8 in. thick lead backed gypsum panels with beveled, square or tapered edges, applied vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides of studs. Gypsum board secured to studs with 1-1/4 in. long Type S-12 steel screws spaced 8 in. OC at perimeter and 12 in. OC in the field.

    RAY-BAR ENGINEERING CORP — Type RB-LBG


    5B. Gypsum Board* — (Not Shown) — As an alternate to Item 5, may be used as the base layer on one or both sides of wall. For direct attachment only to Items 1A and 2A) - Nominal 5/8 in. thick lead backed gypsum panels with beveled, square or tapered edges, applied vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides of studs. Wallboard secured to studs with 1-1/4 in. long Type S-12 (or #6 by 1-1/4 in. long bugle head fine driller) steel screws spaced 8 in. OC at perimeter and 12 in. OC in the field.

    NEW ENGLAND LEAD BURNING CO INC, DBA NELCO — Nelco


    5C. Gypsum Board* — (As an alternate to Item 5 when used as the base layer on one or both sides of wall, For direct attachment only to Items 1A and 2A) — Nom 5/8 in. thick lead backed gypsum panels with beveled, square or tapered edges, applied vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides of studs. Wallboard secured to studs with 1-1/4 in. long Type S-12 steel screws spaced 8 in. OC at perimeter and in the field when applied as the base layer. Lead batten strips required behind vertical joints of lead backed gypsum wallboard and optional at remaining stud locations. Lead batten strips, min 2 in. wide, max 10 ft long with a max thickness of 0.140 in. placed on the face of studs and attached to the stud with two 1 in. long Type S-8 pan head steel screws, one at the top of the strip and one at the bottom of the strip. Lead discs, max 5/16 in. diam by max 0.140 in. thick compression fitted or adhered over the screw heads. Lead batten strips and discs to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grades "A, B, C or D". Fasteners for face layer gypsum panels (Items 5) when installed over lead backed board to be min 2-1/2 in. Type S-12 bugle head steel screws.

    MAYCO INDUSTRIES INC — "X-Ray Shielded Gypsum"


    6. Joint Tape and Compound — (Not Shown) — Exposed joints covered with joint compound and paper or mesh tape. Exposed screw heads covered with joint compound. Paper tape and joint compound may be omitted when gypsum boards are supplied with square edges.
    7. Steel Framing Members* — (Not Shown) — (Optional on one or both sides) for single or double layer systems, may not be used with Items 5A or 5B. Furring channels and Steel Framing Members as described below:
      a. Furring Channels — Formed of No. 25 MSG galv steel. 2-9/16 in. or 2-23/32 in. wide by 7/8 in. deep, spaced max. 24 in. OC perpendicular to studs. Channels secured to studs as described in Item b. Gypsum board attached to furring channels as described in Item 5.
      b. Steel Framing Members* — Used to attach furring channels (Item 7a) to studs (Item 2). Clips spaced max. 48 in. OC., and secured to studs with No. 8 x 1-1/2 in. minimum self-drilling, S-12 steel screw through the center grommet. Furring channels are friction fitted into clips. RSIC-1 clip for use with 2-9/16 in. wide furring channels. RSIC-1 (2.75) clip for use with 2-23/32 in. wide furring channels.

      PAC INTERNATIONAL L L C — Types RSIC-1, RSIC-1 (2.75).


    7A. Steel Framing Members* — (Optional, Not Shown) — Furring channels and Steel Framing Members as described below:
      a. Furring Channels — Formed of No. 25 MSG galv steel. Spaced 24 in. OC perpendicular to studs. Channels secured to studs as described in Item b. Ends of adjoining channels overlapped 6 in. and tied together with double strand of No. 18 AWG galvanized steel wire. Gypsum board attached to furring channels as described in Item 5.
      b. Steel Framing Members* — Used to attach furring channels (Item 7Aa) to studs. Clips spaced 48 in. OC., and secured to studs with 2 in. coarse drywall screw with 1 in. diam washer through the center hole. Furring channels are friction fitted into clips.

      STUDCO BUILDING SYSTEMS — RESILMOUNT Sound Isolation Clips - Type A237R


    8. Lead Batten Strips — (Not Shown, For Use With Item 5A) — Lead batten strips, min 1-1/2 in. wide, max 10 ft long with a max thickness of 0.125 in. Strips placed on the interior face of studs and attached from the exterior face of the stud with two 1 in. long Type S-12 pan head steel screws, one at the top of the strip and one at the bottom of the strip. Lead batten strips to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C". Lead batten strips required behind vertical joints of lead backed gypsum wallboard (Item 5A) and optional at remaining stud locations. Required behind vertical joints.
    9. Lead Discs or Tabs — (Not Shown, For Use With Item 5A) — Used in lieu of or in addition to the lead batten strips (Item 8) or optional at other locations - Max 3/4 in. diam by max 0.125 in. thick lead discs compression fitted or adhered over steel screw heads or max 1/2 in. by 1-1/4 in. by max 0.125 in. thick lead tabs placed on gypsum boards (Item 5A) underneath screw locations prior to the installation of the screws. Lead discs or tabs to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C".
    10. Lead Batten Strips — (Not Shown, For Use With Item 5B) — Lead batten strips, 2 in. wide, max 10 ft long with a max thickness of 0.142 in. Strips placed on the face of studs and attached to the stud with two min. 1 in. long min. Type S-8 pan head steel screws, one at the top of the strip and one at the bottom of the strip or with one min. 1 in. long min. Type S-8 pan head steel screw at the top of the strip. Lead batten strips to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C". Lead batten strips required behind vertical joints of lead backed gypsum wallboard (Item 5B) and optional at remaining stud locations.
    11. Lead Tabs — (Not Shown, For Use With Item 5B) — 2 in. wide, 5 in. long with a max thickness of 0.142 in. Tabs friction-fit around front face of stud, the stud folded back flange, and the back face of the stud. Tabs required at each location where a screw (that secures the gypsum boards, Item 5B) will penetrate the steel stud. Lead tabs to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C". Lead tabs may be held in place with standard adhesive tape if necessary.
    12. Wall and Partition Facings and Accessories* — (Optional, Not Shown) — For use with Item 5 only — Nominal 1/2 in. thick, 4 ft wide panels, for optional use as an additional layer on one or both sides of the assembly. Panels attached in accordance with manufacturer's recommendations. When the QR-500 or QR-510 panel is installed between the steel framing and the UL Classified gypsum board, the required UL Classified gypsum board layer(s) is/are to be installed as indicated as to fastener type and spacing, except that the required fastener length shall be increased by a minimum of 1/2 in. Not evaluated or intended as a substitute for the required layer(s) of UL Classified Gypsum Board.

    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUM — Type QuietRock QR-500 and QR-510


    * 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 2017-11-27
BXUV.V496 V496 BXUV 283066001 DESIGN Active 20171127 20171127 100570268 100530754 100557430 100593062 100581840 100039004 980447001 100532072 100532328 100532018 100035951 469858001 100532333 100512119 P1369631 100039004 100516574 100570268 100530754 100557430 100593062 100581840 100039004 980447001 100532072 100532328 100532018 100035951 469858001 100532333 100512119 980447001 P1369631 100039004 100516574 100570268 283066001 743801001 200841001 100503862 114328003 100099348 100046076

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