1 Hr Rated Roof Ceiling Assembly

Floor ceiling assemblies ceiling system lighting hvac outlets and other penetrants through the ceiling the plenum structural system subfloor and finish floor.

1 hr rated roof ceiling assembly. I would like to apply the drywall directly to the bottom of the truss and also have insulation for sound control. Concrete with cellular steel 3 hr. 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. I am looking for a 1 hour roof ceiling assembly for wood truss construction.

Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly. All new fire rated roof ceiling assembly files. Generic fire rated assembly listing construction elements 1 5 hr rating 1 hour notes 1. One hour roof ceiling assembly.

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. Urb concealed grid system and tile. Roof ceiling and attic separation. Since the insulation will retard the transfer of heat any insulation incorporated into a rated assembly.

276 fire rated ceiling assemblies suspension ceiling designs floor ceiling designs a003 3 hr. Our cad and revit library of design drawings of wall intersections joints and other construction details. With 1 25 mm type s drywall screws 12 305 mm o c. For complete information on the listed systems the actual listing or test report should be reviewed.

Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies. The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. Selecting the right ul fire rated assembly. Shaft wall limiting heights spans.

Determine the existing or planned building elements including structural. Elements of buildings the fire resistance rating classifies the ability of an assembly to confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies. Ibc section 703 3 item 2. 3 4 fr 83 12 x 12 z runners fluorescent type none 2 1 2 concrete.

5 8 toughrock fireguard c gypsum board or 5 8 densarmor plus fireguard c gypsum panel ul g505 only applied perpendicular to rigid furring channels 24 610 mm o c. Gypsum wallboard roof ceilings wood framing pitched roof truss 11 1 hr. Drywall end joints located midway between continuous channels and attached to additional pieces of channel 62 1575 mm long with screws 12 305 mm. 12 x 24 2 x 4 8 w10 x 25 beam floor units and beam support 3 hr.

See full report for details. Assemblies include ducts dampers lighting or other fixtures in the tested assembly.