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<br />1/II, ONLINE CERTIFICATIONS DIRECTORY
<br />Design No. U419
<br />BXUV.U419
<br />Fire Resistance Ratings - ANSI/UL 263
<br />Page Bottom
<br />Design/System/Construction/Assembly Usage Disclaimer
<br />. Authorities Having Jurisdiction should be consulted in all cases as to the particular requirements covering the installation and use of UL
<br />Certified products, equipment, system, devices, and materials.
<br />Authorities Having Jurisdiction should be consulted before construction.
<br />. Fire resistance assemblies and products are developed by the design submitter and have been investigated by UL for compliance with
<br />applicable requirements. The published information cannot always address every construction nuance encountered in the field.
<br />. When field issues arise, it is recommended the first contact for assistance be the technical service staff provided by the product
<br />manufacturer noted for the design. Users of fire resistance assemblies are advised to consult the general Guide Information for each
<br />product category and each group of assemblies. The Guide Information includes specifics conceming aitemate materials and altemate
<br />methods of construction.
<br />. Only products which bear UL's Mark are considered Certified.
<br />BXUV - Fire Resistance Ratings - ANSI/UL 263
<br />BXUV7 - Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada
<br />See General Information for Fire -resistance Ratings - ANSI/UL 263
<br />See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada
<br />Design No. U419
<br />February 25, 2015
<br />Nonbearing Wall Ratings — 1, 2, 3 or 4 Hr (See Items 4 & 5)
<br />* Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such
<br />as Canada), respectively.
<br />STEEL STRUCTURAL SYSTEMS L L C — Tri-S ProSTUD
<br />2F. Framing Members* - Steel Studs — Not shown - In lieu of Item 2 — proprietary channel shaped steel studs,
<br />minimum width indicated under Item 5, 1-1/4 in. deep fabricated from min 0.015 in. (min bare metal thickness)
<br />galvanized steel, g tee , Studs 3/8 in. to 3/4 in. less in lengths than assembly heights.
<br />SUPER STUD BUILDING PRODUCTS — The Edge
<br />2G. Framing Members* - Steel Studs — Not shown - In lieu of Item 2 - proprietary channel shaped studs, minimum
<br />width indicated under Item 5, Studs to be cut 3/8 to 3/4 in less than the assembly height.
<br />STUDCO BUILDING SYSTEMS — CROCSTUD
<br />2H. Framing Members*— Steel Studs — (Not shown, As an alternate to Item 2) — Fabricated from min. 0.015 in.
<br />(min bare metal thickness) galvanized steel, spaced a max of 24 in. OC. Studs to be cut 3/4 in. less than assembly
<br />height.
<br />TELLING INDUSTRIES L L C — TRUE-STUDT"
<br />2I. Framing Members* - Steel Studs — (As an altemate to Item 2, For use with Items 5C or 5L) - Proprietary
<br />channel h e shaped ed studs 3-5/8 in. deep spaced a max of 24 in OC. Studs to be cut in I
<br />PP P 3/4 less than the assembly height
<br />and installed with a 1/2 in. gap between the end of the stud and track at the bottom of the wall. For direct attachment
<br />of gypsum board only.
<br />TELLING INDUSTRIES L L C — ViP er25—
<br />2J. Framing Members* - Metal Studs — Not shown - In lieu of Item 2 — proprietary channel shaped steel studs, min
<br />depth as indicated under Item 5, spaced a max if 24 in. OC, fabricated from min 0.020 in. thick gaiv steel. Studs cut
<br />3/8 in. to 314 in. less in lengths than assembly heights is
<br />TELLING INDUSTRIES L L C — Vi per-20—
<br />2K. Framing Members*— Steel Studs — As an alternate to Item 2 - For use with Item 1, channel shaped studs,
<br />fabricated from min 25 MSG corrosion -protected steel, min depth as indicated under Item 5, spaced a max of 24 in.
<br />OC. Studs to be cut 3/8 to 3/4 in. less than assembly height.
<br />EB McTALINC — EB Stud
<br />2L. Framing Members*— Steel Studs As an altemate to Item 2 - For use with Item 1, channel shaped studs,
<br />fabricated from min 25 MSG corrosion -protected steel, min depth as indicated under Item 5, spaced a max of 24 in.
<br />OC. Studs to be cut 3/8 to 3/4 in. less than assembly height.
<br />OLMAR SUPPLY INC — PRIMESTUD
<br />3. Wood Structural Panel Sheathing — (Optional, For use with Item 5 Only.)- (Not Shown) - 4 ft wide, 7/16 in.
<br />thick oriented strand board (OSB) or 15/32 in. thick structural 1 sheathing (plywood) complying with DOC PSI or PS2,
<br />or APA Standard PRP-108, manufactured with exterior glue, applied horizontally or vertically to the steel studs. Vertical
<br />joints centered on studs, and staggered one stud space from wallboard joints. Attached to studs with flat -head self -
<br />drilling tapping screws with a min. head diam, of 0.292 in. at maximum 6 in. OC. in the perimeter and 12 in. OC. in
<br />the field. When used, fastener lengths for gypsum panels increased by min. 1/2 in.
<br />4. Batts and Blankets* — (Required as indicated under Item 5) — Mineral wool batts, friction fitted between studs
<br />and runners. Min nom thickness as indicated under Item 5. See Batts and Blankets (BKNV or BZJZ) Categories for
<br />names of Classified companies.
<br />4A. Batts and Blankets* — (Optional) — Placed in stud cavities, any glass fiber or mineral wool insulation bearing
<br />the UL Classification Marking as to Surface Burning Characteristics and/or Fire Resistance. See Batts and Blankets
<br />(BKNV or BZJZ) Categories for names of Classified companies.
<br />4B. Batts and Blankets* — Placed in stud cavities, any 3-1/2 in, thick glass fiber insulation bearing the UL
<br />Classification Marking as to Surface Buming Characteristics and/or Fire Resistance. See Batts and Blankets (BKNV or
<br />BZJZ) Categories for names of Classified companies.
<br />5. Gypsum Board* — Gypsum panels with beveled, square or tapered edges, applied vertically or horizontally. Vertical
<br />joints centered over studs and staggered one stud cavity on opposite sides of studs. Vertical joints in adjacent layers
<br />(multilayer systems) staggered one stud cavity, Horizontal joints need not be backed by steel framing. Horizontal edge
<br />joints and horizontal butt joints on opposite sides of studs need not be staggered. Horizontal edge joints and horizontal
<br />butt joints in adjacent layers (multilayer systems) staggered a min of 12 in. The thickness and number of layers for the
<br />1 hr, 2 hr, 3 hr and 4 hr ratings are as follows:
<br />altemate to Item 7, furring channels and Steel Framing Members as described below:
<br />a. Furring Channels — Formed of No. 25 MSG galv steel. 2-9/16 in. or 2-23/32 in. wide by
<br />7/8 in. deep, spaced max. 24 in. OC perpendicular to studs. Channels secured to studs as
<br />described in Item b. Gypsum board attached to furring channels as described in Item 6. Not for
<br />use with Item 5A and 5E.
<br />b. Steel Framing Members* — Used to attach furring channels (Item 7Aa) to studs (Item 2).
<br />Clips spaced max. 48 in. OC. RSIC-1 and RSIC-1 (2.75) clips secured to studs with No. 8 x 1-
<br />1/2 in. minimum self -drilling, S-12 steel screw through the center grommet. RSIC-V and RSIC-
<br />V (2.75) clips secured to studs with No. 8 x 9/16 in. minimum self -drilling, S-12 steel screw
<br />through the center hole. Furring channels are friction fitted into clips. RSIC-1 and RSIC-V clips
<br />for use with 2-9/16 in. wide furring channels. RSIC-1 (2.75) and RSIC-V (2.75) clips for use
<br />with 2-23/32 in. wide furring channels.
<br />PAC INTERNATIONAL INC — Types RSIC-1, RSIC-V, RSIC-1 (2.75), RSIC-V (2.75)
<br />7B. Framing Members* — (Optional, Not Shown) — As an altemate to Item 7, for single or double layer systems,
<br />furring channels and Steel Framing Members on only one side of studs as described below:
<br />a. Furring Channels — Formed of No. 25 MSG gale steel, spaced 24 in. OC perpendicular to
<br />studs. Channels secured to studs as described in Item b. Batts and Blankets placed in stud
<br />cavity as described in Item S. Two layers of gypsum board attached to furring channels as
<br />described in Item 5. Not for use with Item 5A and 5E.
<br />b. Steel Framing Members* — Used to attach furring channels (Item 7Ba) to one side of
<br />studs (Item 2) only. Clips spaced 48 in. OC., and secured to studs with two No. 8 x 2-1/2 in.
<br />coarse drywall screws, one through the hole at each end of the clip. Furring channels are friction
<br />fitted into clips.
<br />KINETICS NOISE CONTROL INC — Type Isomax
<br />7C. Framing Members* — (Not Shown) — (Optional on one or both sides, not shown, for single or double layer
<br />systems) — As an alternate to Item 7, furring channels and Steel Framing Members as described below:
<br />a. Furring Channels — Formed of No. 25 MSG galv steel. 2-3/8 in. wide by 7/8 in. deep,
<br />spaced max. 24 in. OC perpendicular to studs. Channels secured to studs as described in Item b.
<br />Gypsum board attached to furring channels as described in Item 6. Not for use with Item 5A and
<br />5E.
<br />b. Steel Framing Members* — Used to attach furring channels (Item 7Aa) to studs (Item 2).
<br />Clips spaced max. 48 in. OC. GENIECLIPS secured to studs with No. 8 x 1-1/2 in. minimum
<br />self -drilling, S-12 steel screw through the center grommet. Furring channels are friction fitted
<br />into clips.
<br />PLITEQ INC — Type GENIECLIP
<br />7D. Steel Framing Members — (Optional, Not Shown)* - Furring channels and resilient sound isolation clip as
<br />described below:
<br />a. Furring Channels — Formed of No. 25 MSG galv steel. Spaced 24 in. OC perpendicular to
<br />studs. Channels secured to studs as described in Item b. Ends of adjoining channels overlapped 6
<br />in. and secured together with four self -tapping No. 8x1/2 Self Drilling screws (2 per side 1 in.
<br />and 4 in. from overlap edge). Gypsum board attached to furring channels as described in Item
<br />4. Side joint furring channels shall be attached to studs with RESILMOUNT Sound Isolation Clips
<br />- located approximately 2 in. from each end of length of channel. Both Gypsum Boards at side
<br />joints fastened into channel with screws spaced 8 in. OC, approximately 1/2 in. from joint edge.
<br />Not for use with Item 5A and 5E.
<br />b. Steel Framing Members* — Resilient sound isolation clip used to attach furring channels
<br />(Item 7Da) to studs. Clips spaced 24 in. OC., and secured to studs with No. 10 x 2-1/2 in.
<br />coarse drywall screw through the center hole. Furring channels are friction fitted into clips.
<br />STUDCO BUILDING SYSTEMS — RESILMOUNT Sound Isolation Clips - Type A237 or A237R
<br />8. Joint Tape and Compound — Vinyl or casein, dry or premixed joint compound applied in two coats to joints and
<br />screw heads of outer layers. Paper tape, nom 2 in. wide, embedded in first layer of compound over all joints of outer
<br />layer panels. Paper tape and joint compound may be omitted when gypsum panels are supplied with a square edge.
<br />9. Siding, Brick or Stucco — (Optional, not shown) — Aluminum, vinyl or steel siding, brick veneer or stucco, meeting
<br />the requirements of local code agencies, installed over gypsum panels. Brick veneer attached to studs with corrugated
<br />metal wall ties attached to each stud with steel screws, not more than each sixth course of brick.
<br />10. Caulking and Sealants* — (Optional, not shown) — A bead of acoustical sealant applied around the partition
<br />perimeter for sound control.
<br />UNITED STATES GYPSUM CO — Type AS
<br />1. Floor and Ceiling Runners — (Not shown) — For use with Item 2 - Channel shaped, fabricated from min 25 MSG
<br />corrosion -protected steel, min depth to accommodate stud size, with min 1-1/4 in. long legs, attached to floor and
<br />ceiling with fasteners 24 in. OC max.
<br />IA. Framing Members* - Floor and Ceiling Runner — Not shown - In lieu of Item 1 — For use with Item 2B,
<br />proprietary channel shaped runners, 3-5/8 in. deep attached to floor and ceiling with fasteners 24 in. OC max.
<br />CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper251" Track
<br />CRACO MFG INC — SmartTrack25—
<br />MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper25T" Track
<br />PHILLIPS MFG CO L L C — Viper25T" Track
<br />1B. Framing Members* - Floor and Ceiling Runner — Not shown - In lieu of Item 1 — For use with Item 2C,
<br />proprietary channel shaped runners, 1-1/4 in. wide by 3-5/8 in. deep fabricated from min 0.020 in. thick galv steel,
<br />attached to floor and ceiling with fasteners spaced 24 in. OC max.
<br />CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper20T" Track
<br />MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper20— Track
<br />PHILLIPS MFG CO L L C — Viper20T" Track
<br />SC. Framing Members*— Floor and Ceiling Runners — (Not shown) — In lieu of Item 1 - Channel shaped, attached
<br />to floor and ceiling with fasteners 24 in. OC. max.
<br />ALLSTEEL & GYPSUM PRODUCTS INC — Type SUPREME Framing System
<br />CONSOLIDATED FABRICATORS CORP, BUILDING PRODUCTS DIV — Type SUPREME Framing System
<br />QUAIL RUN BUILDING MATERIALS INC — Type SUPREME Framing System
<br />Gypsum Board Protection on Each Side of Wall
<br />Rating, Hr
<br />Min
<br />Stud
<br />Depth, in.
<br />Items 2, 2C, 2D, 2F and 2G
<br />No. of
<br />Layers
<br />& Thkns
<br />of Panel
<br />Min
<br />Thkns of
<br />Insulation
<br />(Item 4)
<br />1
<br />3-1/2
<br />1 layer, 5/8 in. thick
<br />Optional
<br />1
<br />2-1/2
<br />1 layer, 1/2 in. thick
<br />1-1/2 in.
<br />1
<br />1-5/8
<br />1 layer, 3/4 in. thick
<br />Optional
<br />2
<br />1-5/8
<br />2 layers, 1/2 in. thick
<br />Optional
<br />2
<br />1-5/8
<br />2 layers, 5/8 in. thick
<br />Optional
<br />2
<br />3-1/2
<br />1 layer, 3/4 in. thick
<br />3 in.
<br />3
<br />1-5/8
<br />3 layers, 112 in. thick
<br />Optional
<br />3
<br />1-5/8
<br />2 layers, 3/4 in. thick
<br />Optional
<br />3
<br />1-5/8
<br />3 layers, 5/8 in, thick
<br />Optional
<br />4
<br />1-5/8
<br />1
<br />4 layers, 5 8 in. thick
<br />J Y
<br />Optional
<br />P
<br />4
<br />1-5/8
<br />4 layers, 1/2 in. thick
<br />Optional
<br />4
<br />2-1/2
<br />la 4 in. thick
<br />layers, 2
<br />Y I 3
<br />2 in.
<br />CGC INC — 1/2 in, thick Type C, IP-X2 or IPC-AR; WRC, 5/8 in. thick Type AR, C, IP-AR, IP-XI, IP-X2, IPC-AR, SCX,
<br />SHX, WRX or WRC; 3/4 in. thick Types IP-X3 or ULTRACODE
<br />UNITED STATES GYPSUM CO — 1/2 in. thick Type C IP-X2 IPC-AR or WRC; 5/8 in. thick Type SCX SGX SHX
<br />WRX, IP-X1, AR, C, WRC, FRX-G, IP-AR, IP-X2, IPC-AR ; 3/4 in. thick Types IP-X3 or ULTRACODE
<br />USG MEXICO S A DE C V — 1/2 in. thick Type C, IP-X2, IPC-AR or WRC; 5/8 in, thick Type AR, C, IP-AR, IP-XI, IP-
<br />X2, IPC-AR, SCX, SHX, WRX, WRC or; 3/4 in. thick Types IP-X3 or ULTRACODE
<br />When Item 76 Steel Framing Members is used Nonbe rin Wall Rating is limited to 2 Hr. Min. stud depth is 3-1/2
<br />ra a
<br />9 9 9 p
<br />in. min. thickness of insulation Item 4 is 3 in. and two layers of sum board panels (1/2 in. or 5 8 in. thick shall
<br />( ) y gypsum P (/ / )
<br />be attached to furringchannels as described in Item . One layer of gypsum board panels (1/2 i . or 5 8 in. thick
<br />a bed 6 n Y 9YP u P (/ n / )
<br />attached to opposite side of stud without furring channels as described in Item 6.
<br />5A. Gypsum Board* — (As an alternate to Item 5) — 5/8 in, thick, 24 to 54 in. wide, applied horizontally as the outer
<br />layer to one side of the assembly. Secured as described in Item 6.
<br />CGC INC — Type SHX.
<br />UNITED STATES GYPSUM CO — Type FRX-G, SHX.
<br />USG MEXICO S A DE C V — Type SHX.
<br />5B. Gypsum Board* — (Not Shown) - As an altemate to Item 5 when used as the base layer on one or both sides of
<br />wall when 5/8 in or 3/4 in, thick products are specified. For direct attachment only to steel studs Item 2A, (not to be
<br />used with Item 3) - Nom 5/8 in. or 3/4 in. may be used as aitemate to all 5/8 in, or 3/4 in, shown in Item 5, Wallboard
<br />Protection on Each Side of Wall table. Nom 5/8 in. or 3A in. thick lead backed gypsum panels with beveled, square or
<br />tapered edges, applied vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides
<br />of studs. Gypsum board secured to 20 MSG steel studs Item 2A with 1-1/4 in. long Type S-12 steel screws spaced 8 in.
<br />OC at perimeter and 12 in. OC in the field. To be used with Lead Batten Strips (see Item 11) or Lead Discs or Tabs
<br />(see Item 12).
<br />RAY -BAR ENGINEERING CORP — Type RB-LBG
<br />5C. Gypsum Board* — (For Use With Item 2B) Rating Limited to 1 Hour. 5/8 in. thick, 48 in. wide, Gypsum panels
<br />with beveled, square or tapered edges, applied vertically or horizontally. (Vertical Application) - The gypsum board is to
<br />be installed on each side of the studs with 1 in, long Type S coated steel screws spaced 8 in. OC starting 4 in. from the
<br />edge of the board at the vertical edges and 12 in. OC starting 6 in, from the edge of the board at the center of each
<br />board. Gypsum boards are to be secured to the top and bottom track with screws spaced 8 in. OC starting 4 in. from
<br />11. Lead Batten Strips — (Not Shown, For Use With Item 5B) - Lead batten strips, min 1-1/2 in, wide, max 10 ft
<br />long with a max thickness of 0.125 in. Strips placed on the interior face of studs and attached from the exterior face of
<br />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
<br />strip. Lead batten strips to have a purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C". Lead
<br />batten strips required behind vertical joints of lead backed gypsum wallboard (Item 56) and optional at remaining stud
<br />locations. Required behind vertical joints.
<br />11A. Lead Batten Strips — (Not Shown, For Use With Item 5H) Lead batten strips, 2 in, wide, max 10 ft long with a
<br />max thickness of 0.140 in, Strips placed on the face of studs and attached to the stud with two min. 1 in. long min.
<br />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.
<br />long min. Type S-8 pan head steel screw at the top of the strip. Lead batten strips to have a purity of 99.5% meeting
<br />the Federal specification QQ-L-201f, Grades "B, C or D". Lead batten strips required behind vertical joints of lead
<br />backed gypsum wallboard and optional at remaining stud locations.
<br />12. Lead Discs or Tabs — (Not Shown, For Use With Item 5B) - Used in lieu of or in addition to the lead batten strips
<br />(Item 11) or optional at other locations - Max 3/4 in. diam by max 0.125 in. thick lead discs compression fitted or
<br />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
<br />(Item 5B) undemeath screw locations prior to the installation of the screws. Lead discs or tabs to have a purity of
<br />99.9% meeting the Federal specification QQ-L-201f, Grade "C".
<br />12A. Lead Discs — (Not Shown, for use with Item SH) Max 5/16 in. diam by max 0.140 in. thick lead discs
<br />compression fitted or adhered over steel screw heads. Lead discs to have a purity of 99.5% meeting the Federal
<br />Specification QQ-L-201f, Grades "B, C or D".
<br />13. Lead Batten Strips — (Not Shown, For Use With Item 5E) Lead batten strips, 2 in. wide, max 10 ft long with a
<br />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.
<br />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.
<br />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
<br />the Federal specification QQ-L-201f, Grade "C". Lead batten strips required behind vertical joints of lead backed
<br />gypsum wallboard (Item 5E) and optional at remaining stud locations.
<br />14. Lead Tabs — (Not Shown, For Use With Item 5E) 2 in. wide, 5 in. long with a max thickness of 0.142 in. Tabs
<br />friction -fit around front face of stud, the stud folded back flange, and the back face of the stud. Tabs required at each
<br />location where a screw (that secures the gypsum boards, Item 5E) will penetrate the steel stud. Lead tabs to have a
<br />purity of 99.9% meeting the Federal specification QQ-L-201f, Grade "C". Lead tabs may be held in place with standard
<br />adhesive tape if necessary.
<br />* Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification
<br />(such as Canada), respectively.
<br />Last Updated on 2015-02-25
<br />Questions? Print this page Tenns of Use Page Top
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<br />SCAFCO STEEL STUD MANUFACTURING CO — Type SUPREME Framing System
<br />STEEL CONSTRUCTION SYSTEMS INC — Type SUPREME Framing System
<br />UNITED METAL PRODUCTS INC — Type SUPREME Framing System
<br />1D. Floor and Ceiling Runners — (Not shown) —For use with Item 2A- Channel shaped, fabricated from min 20 MSG
<br />corrosion -protected or galv steel, min depth to accommodate stud size, with min 1 in. long legs, attached to floor and
<br />ceiling with fasteners spaced max 24 in. OC.
<br />1E. Framing Members*— Floor and Ceiling Runners — (Not shown, As an altemate to Item 1) — For use with
<br />Item 2E 5F or 5G or 5I only, channel shaped, fabricated from min. 0.015 in. min bare metal thicknessgalvanized
<br />s y, p(�)
<br />steel, attached to floor and ceiling with fasteners 24 in. OC. max.
<br />CLARKDIETRICH BUILDING SYSTEMS — CD ProTRAK
<br />DMFCWBS L L C — ProTRAK
<br />MBA METAL FRAMING — ProTRAK
<br />RAM SALES L L C — Ram ProTRAK
<br />STEEL STRUCTURAL SYSTEMS L L C — Tri-S ProTRAK
<br />1F. Framing Members* - Floor and Ceiling Runner — Not shown - In lieu of Item 1 — For use with Item 2F,
<br />proprietary channel shaped runners, minimum width to accommodate stud size, with 1- 1/8 in. long legs fabricated
<br />from min 0.015 in. (min bare metal thickness) galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC
<br />max.
<br />SUPER STUD BUILDING PRODUCTS — The Edge
<br />1G. Framing Members* - Floor and Ceiling Runner — For use with Item 2G, proprietary channel shaped runners,
<br />minimum width to accommodate stud size attached to floor and ceiling with fasteners 24 in. OC max.
<br />STUDCO BUILDING SYSTEMS — CROCSTUD Track
<br />iH. Floor and Ceiling Runners — (Not shown) — Channel shaped, fabricated from min 0.02 in. galv steel, min width
<br />to accommodate stud size, with min 1 in. long legs, for use with studs specified below and fabricated from min 0.02 in
<br />galv steel or thicker, attached to floor and ceiling with fasteners spaced max 24 in. OC.
<br />MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper20T" Track VT10D
<br />1I. Framing Members*— Floor and Ceiling Runners — (Not shown, As an alternate to Item 1) — For use with Items
<br />2H, channel shaped, fabricated from min. 0.015 in. (min bare metal thickness) galvanized steel, attached to floor and
<br />ceiling with fasteners 24 in. OC. max.
<br />TELLING INDUSTRIES L L C — TRUE -TRACK"
<br />13. Framing Members* - Floor and Ceiling Runner — Not shown - In lieu of Item 1 — For use with Item 2I,
<br />proprietary channel shaped runners; 3-5/8 in. deep attached to floor and ceiling with fasteners 24 in. OC max.
<br />TELLING INDUSTRIES L L C — Viper25T" Track
<br />1K. Framing Members* - Floor and Ceiling Runner — Not shown - In lieu of Item 1 — For use with Item 21,
<br />proprietary channel shaped runners, 1-1/4 in. wide by 3-5/8 in. deep fabricated from min 0.020 in. thick galv steel,
<br />attached to floor and ceiling with fasteners spaced 24 in. OC max,
<br />TELLING INDUSTRIES L L C — Viper201" Track
<br />the board edge. Fasteners shall not penetrate through both the stud and the track at the same time. Vertical joints are
<br />to be centered over studs and staggered one stud cavity on opposite sides of studs. (Horizontal Application) - The
<br />gypsum board is to be installed on each side of the studs with 1 in. long Type S coated steel screws spaced 8 in. OC
<br />starting4 in. from the edge f the board t h vertical d s and 12 in. C starting 6 in. from a edge of the board
<br />0 oa a theedges 0 rt the e
<br />99 9 9
<br />at the center of each board. Gypsum boards are to be secured to the top and bottom track with screws spaced 8 in. OC
<br />starting 4 in, from the board edge. Fasteners shall not penetrate through both the stud and the track at the same time.
<br />All horizontal joints are to be backed as outlined under section VI of Volume 1 in the Fire Resistive Directory.
<br />CGC INC — Type SCX
<br />UNITED STATES GYPSUM CO — Type SCX, SGX.
<br />USG MEXICO S A DE C V — Type SCX.
<br />5D. Gypsum Board* - (As an altemate to Item 5) — 5/8 in. thick, 48 in. wide, applied vertically or horizontally.
<br />Secured as described in Item 6. For use with Items 1 and 2 only.
<br />UNITED STATES GYPSUM CO — Type USGX.
<br />*—
<br />SE. Gypsum Board Not Shown - As an alternate to Item 5 when used as the base layer on one or both sides of
<br />YP ( ) ( Y
<br />wall when 1/2 in. or 5/8 in thick products are specified, For direct attachment only to steel studs Item 2A, not to be
<br />used with Item 3). Nominal 5/8 in. thick lead backed gypsum panels with beveled, square or tapered edges, applied
<br />vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides of studs. Wallboard
<br />secured to studs with 1-1/4 in. long Type S-12 (or No. 6 by 1-1/4 in. long bugle head fine driller) steel screws spaced 8
<br />in. OC at perimeter and 12 in. OC in the field.
<br />NEW ENGLAND LEAD BURNING CO INC, DBA NELCO — Nelco
<br />*—
<br />SF. Gypsum Board As n altemate to tern — For u with Item lE and 2E and limited t 1 Hour Rating 1 a t i 5 use s o on
<br />YP ( ) 9 Y.
<br />Gypsum panels with beveled square or tapered edges, applied vertical) and fastened to the steel studs with 1 in. Ion
<br />YP p q P 9 PP Y. 9
<br />Type S screws spaced 8 in. OC along vertical and bottom edges and 12 in. OC in the field. Vertical joints centered over
<br />studs and staggered one stud cavity on opposite sides of studs. Steel stud depth shall be a minimum 3-5/8 in.
<br />UNITED STATES GYPSUM CO — 5/8 in. thick Type SCX, SGX.
<br />5G. Gypsum Board* — (As an alternate to Item 5) — For use with Items IE and 2E only, Gypsum panels with
<br />beveled, square or tapered edges, applied vertically or horizontally, as specified in the table below and fastened to the
<br />steel studs as described in Item 6. Vertical joints centered over studs and staggered one stud cavity on opposite sides of
<br />J 99 tY
<br />studs. Vertical joints in adjacent layers (multilayer stems staggered one stud cavity. Horizontal joints need not be
<br />ed t
<br />J J Y ( Y systems) 99 Y
<br />backed by steel framing. Horizontal edge joints and horizontal butt joints on opposite sides of studs need not be
<br />staggered. Horizontal edge joints and horizontal butt joints in adjacent layers (multilayer systems) staggered a min of
<br />12 in. The thickness and number of layers for the 2 hr, 3 hr and 4 hr ratings are as follows:
<br />Gypsum Board Protection on Each Side of Wall
<br />Rating,
<br />Hr
<br />Min Stud
<br />Depth, in.
<br />Item 2E
<br />No, of Layers
<br />& Thickness
<br />of Panel
<br />Min Thkns of
<br />Insulation
<br />(Item 4)
<br />2
<br />1-5/8
<br />2 layers, 112 in. thick
<br />Optional
<br />2
<br />1-5/8
<br />2 layers, 5/8 in, thick
<br />Optional
<br />3
<br />1-5/8
<br />3 layers, 1/2 in. thick
<br />Optional
<br />3
<br />1-5/8
<br />3 layers, 5/8 in. thick
<br />Optional
<br />4
<br />1-5/8
<br />4 layers, 5/8 in. thick
<br />Optional
<br />4
<br />1-5/8
<br />4 layers, 1/2 in. thick
<br />Optional
<br />CGC INC — 1/2 in. thick Type C, IP-X2 or IPC-AR;, 5/8 in. thick Type AR, C, IP-AR, IP-Xi, IP-X2, IPC-AR, SCX, SHX,
<br />or; 314 in. thick Types IP-X3 or ULTRACODE
<br />UNITED STATES GYPSUM CO — 1/2 in. thick Type C, IP-X2, IPC-AR or; 5/8 in. thick Type SCX, SGX, SHX, IP-XI,
<br />AR, C, , FRX-G, IP-AR, IP-X2, IPC-AR ; 3/4 in. thick Types IP-X3 or ULTRACODE
<br />USG MEXICO S A DE C V — 1/2 in. thick Type C, IP-X2, IPC-AR or; 5/8 in. thick Type AR, C, IP-AR, IP-Xl, IP-X2,
<br />2. Steel Studs — Channel shaped, fabricated from min 25 MSG corrosion -protected steel, min depth as indicated under
<br />Item 5, spaced a max of 24 in, OC. Studs to be cut 3/8 to 3/4 in. less than assembly height.
<br />2A. Steel Studs — (As an altemate to Item 2, For use with Items 55, 5E, 5H and 5J) Channel shaped, fabricated from
<br />min 20 MSG corrosion -protected or galv steel, 3-1/2 in, min depth, spaced a max of 16 in. OC. Studs friction -fit into
<br />floor and ceiling runners. Studs to be cut 5/8 to 3/4 in. less than assembly height.
<br />2B. Framing Members* - Steel Studs — (As an altemate to Item 2, For use with Items SC, 5I or 5K) - Proprietary
<br />channel shaped studs, 3-5/8 in. deep spaced a max of 24 in. OC. Studs to be cut 3/4 in less than the assembly height
<br />and installed with a 1/2 in. gap between the end of the stud and track at the bottom of the wall. For direct attachment
<br />of gypsum board only.
<br />CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper251"
<br />CRACO MFG INC — SmartStud251"
<br />MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper25T"
<br />PHILLIPS MFG CO L L C — Viper25T"
<br />2C. Framing Members* - Steel Studs — Not shown - In lieu of Item 2 - proprietary channel shaped steel studs, min
<br />depth as indicated under Item 5, spaced a max if 24 in. OC, fabricated from min 0.020 in. thick gals steel. Studs cut
<br />3/8 in. to 3/4 in. less in lengths than assembly heights.
<br />CALIFORNIA EXPANDED METAL PRODUCTS CO — Viper20TM
<br />MARINO/WARE, DIV OF WARE INDUSTRIES INC — Viper20T"
<br />PHILLIPS MFG CO LL C — Viper2o-
<br />2D. Framing Members*— Steel Studs — In lieu of Item 2 - Channel shaped studs, min depth as indicated under
<br />Item 5, spaced a max of 24 in. OC. Studs to be cut 3/4 in. less than assembly height.
<br />ALLSTEEL & GYPSUM PRODUCTS INC — Type SUPREME Framing System
<br />CONSOLIDATED FABRICATORS CORP, BUILDING PRODUCTS DIV — Type SUPREME Framing System
<br />QUAIL RUN BUILDING MATERIALS INC — Type SUPREME Framing System
<br />SCAFCO STEEL STUD MANUFACTURING CO — Type SUPREME Framing System
<br />STEEL CONSTRUCTION SYSTEMS INC — Type SUPREME Framing System
<br />UNITED METAL PRODUCTS INC — Type SUPREME Framing System
<br />2E. Framing Members*— Steel Studs — (Not shown, As an alternate to Item 2) —For use with Items 5F or 5G or 5I
<br />only, channel shaped studs, min depth as indicated under Item 5F, 5G or 5I, fabricated from min. 0.015 in. (min bare
<br />metal thickness) galvanized steel, spaced a max of 24 in. OC. Studs to be cut 3/4 in. less than assembly height.
<br />CLARKDIETRICH BUILDING SYSTEMS — CD ProSTUD
<br />DMFCWBS L L C — ProSTUD
<br />MBA METAL FRAMING — ProSTUD
<br />RAM SALES L L C — Ram ProSTUD
<br />IPC-AR, SCX, SHX, or; 3/4 in. thick Types IP-X3 or ULTRACODE
<br />5H. Gypsum Board* — (Not Shown) - (As an alternate to Item 5 when used as the base layer on one or both sides of
<br />wall when 5/8 or 3 4 in thick products are specified. For direct attachment only to steel studs Item 2A not o b used
<br />/ / P P Y ( t e
<br />with Item 3) - Nom 5/8 or 314 in. may be used as alternate to all 5/8 or 3/4 in. shown in Item 5, Wallboard Protection
<br />on Each Side of Wall table. Nom 5/8 or 3/4 in. thick lead backed gypsum panels with beveled, square or tapered edges,
<br />applied vertically. Vertical joints centered over 20 MSG steel studs and staggered min 1 stud cavity on opposite sides of
<br />studs. Wallboard secured to studs with 1-1 4 in. long Type S- 2 steel screws spaced 8 in. OC at perimeter a 12 in.
<br />tud / g yp 1 t p p e and
<br />OC in the field. Gypsum board secured to 20 MSG steel studs Item 2B with 1-1/4 in. long Type S- 12 steel screws
<br />spaced 8 in. OC at perimeter and 12 in. OC in the field. For Joint Compound see Item S. To be used with Lead Batten
<br />Strips (see Item 11A) or Lead Discs (see Item 12A).
<br />MAYCO INDUSTRIES INC — Type X-Ray Shielded Gypsum
<br />5I. Gypsum Board* — (As an alternate to Item 5) - Nom. 5/8 in, thick gypsum panels with beveled, square or
<br />tapered edges installed as described in Item 5. Steel stud minimum depth shall be as indicated in Item 5.
<br />CGC INC — Type ULX
<br />UNITED STATES GYPSUM CO — Type ULX
<br />USG MEXICO S A DE C V — Type ULX
<br />*-
<br />5]. Gypsum Board Not Shown - As an altemate to Item 5 when used as the base layer on one or both sides of
<br />YP ( ) ( Y
<br />wall when 1/2 in, or S 8 in thick products are specified, For direct attachment only to steel studs Item 2A not to be
<br />/ 1 P P Y ,
<br />used with Item 3). Nom 5/8 in, thick lead backed gypsum panels with beveled, square or tapered edges, applied
<br />vertically. Vertical joints centered over studs and staggered min 1 stud cavity on opposite sides of studs. Wallboard
<br />secured to studs with 1-1/4 in. Ion Type S-12 steel screws sum panel steel screws spaced 8 in. OC at perimeter
<br />/ 9 YP gypsum P P
<br />and 12 in. OC in the field. Lead batten strips required behind vertical joints of lead backed gypsum wallboard an
<br />d
<br />optional at remaining stud locations. Lead batten strips, min 2 in. wide, max 8 ft long with a max thickness of 0.14 in.
<br />laced on the face of studs and attached to the stud with construction adhesive and two 1 in. long Type e S-12 Pan head
<br />P
<br />steel screws, one at the top of the strip and one at the bottom of the strip. Lead discs, nominal 3/8 in. diam by max
<br />0.085 in. thick. Compression fitted o adhered over the screw heads. Lead batten strips and discs to have a purity o h p r h s p h pu ty f
<br />99.9% meeting the Federal specification QQ-L-201f, Grade "C".
<br />RADIATION PROTECTION PRODUCTS INC — Type RPP - Lead Lined Drywall
<br />5K. Gypsum Board* — Nom. 5/8 in, thick sum panels with beveled, square or tapered edges installed as described
<br />YP 9YP P q P 9
<br />in Item 5. Insulation (Item 4B) required. The steel stud size and type and number of layers are as follows:
<br />Gypsum Board Protection on Each Side of Wall
<br />Min
<br />Stud
<br />No. of Layers
<br />Rating,
<br />Depth, in.
<br />& Thickness
<br />Hr
<br />Items 2, 2B
<br />of Panel
<br />1
<br />3-5/8
<br />1 layer, 5/8 in. thick
<br />UNITED STATES GYPSUM CO — 5/8 in. thick Type ULIX
<br />6. Fasteners — (Not shown) — For use with Items 2 and 2F - Type S or S- 12 steel screws used to attach panels to
<br />studs (Item 2) or furring channels (Item 7). Single layer systems: 1 in. long for 1/2 and 5/8 in. thick panels or 1-1/4
<br />in. long for 3/4 in. thick panels, spaced 8 in. OC when panels are applied horizontally, or 8 in. OC along vertical and
<br />bottom edges and 12 in. OC in the field when panels are applied vertically. Two layer systems: First layer- 1 in. long
<br />for 1/2 and 5/8 in. thick panels or 1-1/4 in. long for 3/4 in, thick panels, spaced 16 in. OC. Second layer- 1-5/8 in.
<br />long for 1/2 in., 5/8 in. thick panels or 2-1/4 in. long for 3/4 in, thick panels, spaced 16 in. OC with screws offset 8 in.
<br />from first Iayer.Three-layer systems: First layer- 1 in. long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC.
<br />Second layer- 1-5/8 in. long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Third layer- 2-1/4 in. long for 1/2 in.,
<br />5/8 in. thick panels or 2-5/8 in. long for 5/8 in. thick panels, spaced 12 in. OC. Screws offset min 6 in. from layer
<br />below. Four -layer systems: first layer- 1 in. long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Second layer- 1-
<br />5/8 in. long for 1/2 in., 5/8 in. thick panels, spaced 24 in. OC. Third layer- 2-1/4 in. long for 1/2 in, thick panels or 2-
<br />5/8 in. long for 5/8 in. thick panels, spaced 24 in. OC. Fourth layer- 2-5/8 in. long for 1/2 in. thick panels or 3 in, long
<br />for 5/8 in. thick panels, spaced 12 in. OC. Screws offset min 6 in. from layer below.
<br />7. Furring Channels (Optional, not shown, for single or double layer systems) — Resilient furring channels
<br />fabricated from min 25 MSG corrosion -protected steel, spaced vertically a max of 24 in. OC. Flange portion attached to
<br />each intersecting stud with 1/2 in. long Type S-12 steel screws. Not for use with Item 5A and 5E.
<br />7A. Framing Members* — (Optional on one or both sides, not shown, for single or double layer systems) — As an
<br />GENERAL U.L. NOTES
<br />1. U.L. WALL ASSEMBLIES PROVIDED IN THE U.L. DETAIL SHEETS ARE FOR THE REFERENCED U.L.
<br />ASSEMBLIES NOTED IN THE DRAWINGS. ANY PROPOSED SUBSTITUTIONS, CHANGES, OR REVISIONS
<br />REQUESTED BY THE CONTRACTOR MUST BE SUBMITTED TO THE ARCHITECT AND THE LOCAL
<br />AUTHORITY HAVING JURISDICTION FOR REVIEW AND APPROVAL PRIOR TO PROCEEDING WITH THE
<br />WORK.
<br />2. U.L. THROUGH -PENETRATION AND HEAD -OF -WALL FIRE STOP SYSTEMS PROVIDED IN THE U.L
<br />DETAIL SHEETS INDICATE TYPICAL CONDITIONS THE CONTRACTOR WILL ENCOUNTER DURING
<br />CONSTRUCTION. THE CONTRACTOR IS RESPONSIBLE FOR PROVIDING U.L. LISTED DETAILS FOR ALL
<br />FIRESTOPPING CONDITIONS FOR THE IN -PLACE CONSTRUCTION IN THE FIELD. THE CONTRACTOR
<br />SHALL SUBMIT ALL DETAILS TO THE ARCHITECT AND THE LOCAL AUTHORITY HAVING JURISDICTION
<br />FOR REVIEW AND APPROVAL PRIOR TO PROCEEDING WITH THE WORK.
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<br />Sheet Name:
<br />UL DETAILS
<br />Proj #:
<br />Issue Date:
<br />210316
<br />09/01 /2022
<br />Sheet No.:
<br />G=005
<br />Drawn By:
<br />Checked By:
<br />DL
<br />DS
<br />ISSUED FOR CONSTRUCTION
<br />
|