1 Hour Roof Ceiling Assembly

Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c.

1 hour roof ceiling assembly.

Sheathing 5 8 in. Urb concealed grid system and tile. Framing nominal 2x4 wood studs spaced 16 in. Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly.

Gypsum panel end joints located midway between continuous channels and attached to additional pieces of channels 54 1372 mm long with screws 12 305 mm o c. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete. O c double top plates single bottom plate. Fire rated wood frame wall and floor ceiling assemblies 5 ws4 1 1 one hour fire resistive wood frame wall assembly 2x4 wood stud wall 100 design load astm e 119 nfpa 251.

With 1 25 mm type s drywall screws 12 305 mm o c. Wood and gypsum floor ceiling and wood roof assemblies 1 hour floor ceiling assembly. Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies. 1 2 12 7 mm toughrock fireguard c or 1 2 12 7 mm densarmor plus fireguard c gypsum panel applied perpendicular to resilient channels 24 610 mm o c.

Ibctable 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses. 6 usg fire resistant assemblies test certification test conditions and fire and sound tested assemblies listed in this selector are based on characteristics properties and performance certificationof materials and systems obtained under controlled test conditions as set forth in the appropriate astm standard in effect at the time of test. Fc4 fc9 1 hour wood rafter floor assembly. 276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.

Ul p533 roof ceiling one layer 5 8 15 9 mm fire shield c ga rc 2603 wallboard attached to 1 2 12 7 mm resilient furring channel spaced 12 o c. Fc1 fc2 fc3 fc6 fc7 fc8 2 hour floor ceiling assembly. With 1 2 wood structural panels with exterior glue applied at right angles to top of joist or top chord of trusses with 8d nails. Floor or roof suspended ceiling system illustration fr system 4 tm ner 392 1991 construction 1 hour rating floor or roof 24 oc min 12 depth 2 layers 1 2 type x gypsum sheathing min 15 32 wh tsc fca 45 02 wh tsc fca 45 04 ga fc5512 nominal 2x3 24 oc min 10 depth truswal metal truss plates 1 layer 5 8 type x gypsum sheathing min 3 4.

Is this possible without using channels and what ul number would i use. These listings are short summaries to serve as a. I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control. Screw fastened perpendicular to lower chord of wood trusses of 2 x 4 38 mm x 89 mm.

Gypsum wallboard roof ceilings wood framing pitched roof truss 11 1 hr. Concrete with cellular steel 3 hr. Fw10 fw11 1 hour roof assembly. One hour roof ceiling assembly.

12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr. Fw1 fw2 fw3 fw4 fw5 fw6 fw7 fw8 fw9 fw12 2 hour wood rafter floor assembly.