FIRE-RESISTANCE DESIGN

Assembly Usage Disclaimer

BXUV - Fire Resistance Ratings - ANSI/UL 263 Certified for United States

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

See General Information for Fire-resistance Ratings - ANSI/UL 263 Certified for United States
Design Criteria and Allowable Variances

See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada
Design Criteria and Allowable Variances

Design No. U317

June 14, 2019

Bearing Wall Rating — 3/4 Hr.

Finish Rating — See Item 3.

This design was evaluated using a load design method other than the Limit States Design Method (e.g., Working Stress Design Method). For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See Guide BXUV or BXUV7

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

    1. Nailheads — Exposed or covered with joint compound.
    2. Joints — Exposed joints covered with joint compound and paper tape. Joint compound and paper tape may be omitted when square edge boards are used. As an alternate, nom 3/32 in. thick gypsum veneer plaster may be applied to the entire surface of Classified veneer baseboard with the joints reinforced with paper tape.
    3. Gypsum Board* — 1/2 in. thick wallboard, paper or vinyl surfaced with beveled, square, or tapered edges. Wallboard nailed 7 in. OC with 5d cement coated nails 1-5/8 in. long, 0.086 in. shank diam and 15/64 in. diam heads. When used in widths of other than 48 in., wallboard is to be installed horizontally.

    CABOT MANUFACTURING ULCType C


    AMERICAN GYPSUM COType X, Type AG-C


    CERTAINTEED GYPSUM INCType SF3 (finish rating 15 min) or Type FRPC or Type C.


    CGC INCType C (finish rating 20 min), Type IPC-AR (finish rating 26 min), Type IP-X2 (finish rating 20 min) or Type WRC (finish rating 20 min).


    CONTINENTAL BUILDING PRODUCTS OPERATING CO, L L CType LGFC-C/A.


    GEORGIA-PACIFIC GYPSUM L L CTypes 6, C (finish rating 15 min), Type 5 (finish rating 15 min), Type GPFS1 (finish rating 15 min), DAP, DA, DAPC, TG-C.


    NATIONAL GYPSUM COType FSK-1, FSK-G, FSW-1, FSW-G (finish rating 15 min), Type FSK or FSW (finish rating 15 min), FSK-C, FSW-C, or FS45.


    NATIONAL GYPSUM CORiyadh, Saudi Arabia — Type FR, or WR.


    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMType PG-1 (finish rating 15 min), PG-3 (finish rating 15 min), PG-C.


    THAI GYPSUM PRODUCTS PCLType C.


    UNITED STATES GYPSUM COType C (finish rating 20 min), Type WRC (finish rating 20 min), Type IP-X2 (finish rating 20 min), Type IPC-AR (finish rating 20 min).


    USG BORAL DRYWALL SFZ LLCType C


    USG MEXICO S A DE C VType C (finish rating 20 min), Type WRC (finish rating 20 min), Type IP-X2 (finish rating 20 min); Type IPC-AR (finish rating 20 min).


    3A. Gypsum Board* — (As an alternate to Item 3) — Nom 3/4 in. thick, installed as described in Item 3.

    CGC INCTypes AR, IP-AR.


    UNITED STATES GYPSUM COTypes AR, IP-AR.


    USG MEXICO S A DE C VTypes AR, IP-AR.


    3B. Gypsum Board* — (As an alternate to Items 3 and 3A) — 1/2 in. thick wallboard, paper or vinyl surfaced with beveled, square, or tapered edges. Wallboard attached 7 in. OC with 1-5/8 in. long wallboard screws. When used in widths of other than 48 in., wallboard is to be installed horizontally.

    NATIONAL GYPSUM CO Type FSMR-C (finish rating 16 min).


    3C. Gypsum Board* — (As an alternate to Item 3, 3A, and 3B) — 1/2 in. thick gypsum panels, with beveled, square, or tapered edges, applied either horizontally or vertically. Gypsum panels fastened to framing with 1-1/4 in. long Type W coarse thread gypsum panel steel screws spaced a max 8 in. OC, with last screw 1 in. from edge of board. When used in widths of other than 48 in., gypsum boards are to be installed horizontally.

    AMERICAN GYPSUM COType AG-C.


    3D. Gypsum Board* — (As an alternate to Items 3, 3A, 3B and 3C) — 5/8 in. thick wallboard, paper or vinyl surfaced with beveled, square, or tapered edges. Wallboard attached 7 in. OC with 1-3/4 in. long wallboard screws. When used in widths of other than 48 in., wallboard is to be installed horizontally.

    NATIONAL GYPSUM CO Type FSMR-C (finish rating not determined).


    UNITED STATES GYPSUM COType ULIX (finish rating 20 min).


    3E. Gypsum Board* — (As an alternate to Items 3, 3A, 3B, 3C and 3D) — 1/2 in. thick with beveled, square or tapered edges, applied either horizontally or vertically. Horizontal joints need not be backed by framing. Horizontal edge joints and horizontal butt joints on opposite sides of studs need not be staggered. Secured to wood studs and plates with 1-3/8 in. long phosphate coated cupped drywall nails spaced 8 in. OC at the perimeter and in the field.

    When used, Wall Loaded Per 2012 NDS Supplement, ASD Method, Wall Braced at Mid-Height. Horizontal bracing at 5 ft OC max is required and constructed of same studs.

    GEORGIA-PACIFIC GYPSUM L L CType FG (finish rating 16 min).


    4. Steel Corner Fasteners — (Optional) — For use at wall corners. Channel shaped, 2 in. long by 1 in. high on the back side with two 1/8 in. wide cleats protruding into the 1/2 in. wide channel, fabricated from 24 gauge galv steel. Fasteners applied only to the end or cut edge (not along tapered edges) of the wallboard, no greater than 2 in. from corner of wallboard, max spacing 16 in. OC. Nailed to adjacent stud through tab using one No. 6d cement coated nail per fastener. Corners of wallboard shall be nailed to top and bottom plate using No. 6d cement coated nails.
    5. Batts and Blankets* — (Not shown) — Optional-Glass fiber or mineral wool insulation placed in stud cavities.

    CERTAINTEED CORP

    JOHNS MANVILLE

    KNAUF INSULATION LLC

    MANSON INSULATION INC

    OWENS CORNING

    ROCK WOOL MANUFACTURING CODelta Board.


    ROCKWOOL MALAYSIA SDN BHDAcoustical Fire Batts


    ROCKWOOLAcoustical Fire Batts


    THERMAFIBER INCType SAFB, SAFB FF.


    5A. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 5) — Spray applied cellulose material. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product with a nominal dry density of 2.7 lb/ft3. Alternate Application Method: The fiber is applied without water or adhesive at a nominal dry density of 3.5 lb/ft3, in accordance with the application instructions supplied with the product.

    U S GREENFIBER L L CINS735 & INS745 for use with wet or dry application. INS510LD, INS515LD, INS541LD, INS735, INS745, INS765LD, and INS770LD are to be used for dry application only.


    5B. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 5) - Spray applied cellulose insulation material. The fiber is applied with water to interior surfaces in accordance with the application instructions supplied with the product. Applied to completely fill the enclosed cavity. Minimum dry density of 4.3 pounds per cubic ft.

    NU-WOOL CO INC Cellulose Insulation


    5C. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 5) - Spray applied cellulose fiber. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product. The minimum dry density shall be 4.30 lbs/ft3.

    INTERNATIONAL CELLULOSE CORPCelbar-RL


    5D. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 5) - Spray-applied cellulose material. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product. To facilitate the installation of the material, any thin, woven or non-woven netting may be attached by any means possible to the outer face the studs. The material shall reach equilibrium moisture content before the installation of materials on either face of the studs. The minimum dry density shall be 5.79 lbs/ft3.

    APPLEGATE HOLDINGS L L CApplegate Advanced Stabilized Cellulose Insulation


    * 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 2019-06-14
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