Sheathing 5 8 in.
One hour roof ceiling assembly.
Is this possible without using channels and what ul number would i use.
Type x gypsum wallboard 4 ft.
Substrate roof floor ceiling time assembly ff file no.
Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies.
Gypsum wallboard roof ceilings wood framing pitched roof truss 11 1 hr.
Ibc table 722 6 2 2 allows 10 minutes for wood floor or roof joists at 16 o c.
Roof ceiling and attic separation.
One hour roof ceiling assembly.
12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.
Ibc section 722 6 could be used to calculate up to a 1 hour rating for a wood frame wall floor or roof assembly.
276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr.
2 1 3 4 2.
Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly.
Framing nominal 2x4 wood studs spaced 16 in.
No minimum joist size is given except that it needs to be adequate for structural loads.
Ibc section 703 3 item 2.
1 2 12 7 mm toughrock fireguard c or 1 2 12 7 mm densarmor plus fireguard c gypsum panels applied perpendicular to rigid furring channels 24 610 mm o c.
Screw fastened perpendicular to lower chord of wood trusses of 2 x 4 38 mm x 89 mm.
I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control.
I am looking for a 1 hour roof ceiling assembly for wood truss construction.
2 x 8 f d joists 16 o c 1 layer 3 4 bead board ceiling span 17 18 live load 40 lbs.
Gypsum board end joints located midway between continuous channels and attached to additional pieces of channel 54 1372 mm long with screws at 12 305.
3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.
For complete information on the listed systems the actual listing or test report should be reviewed.
These listings are short summaries to serve as a.
O c double top plates single bottom plate.
Concrete with cellular steel 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.
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.
Prescriptive designs ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.
