With 1 2 wood structural panels with.
1 hour fire rated roof overhang.
A b 2 feet to 5 feet not fire resistance rated 0 hours 5 feet.
Roof eave fire resistance rating shall be permitted to be reduced to 0 hours on the underside of the.
Is required on the underside or.
Ibc table 721 3 item 21 1 1 describes a single prescriptive 1 hour rated floor or roof assembly that includes wood trusses.
Enclose overhangs with soffits that have a minimum 1 hour fire resistance rating to prevent embers and hot gases from making contact with the joists rafters or trusses or the underside of the roof decking.
Enclose overhangs with soffits that have a minimum 1 hour fire resistance rating to prevent embers and hot gases from making contact with the joists rafters or trusses or the underside of the roof decking.
Everything you wanted to know about fire rated construction but were afraid to ask.
Time temperature ratings the third major roof system fire test is astm e 119.
The detail he gave us one coat stucco sub shows 2 layers of type x screwed into the rafter tails 3 5 8 with lath and stucco over that.
Fire resistance rated 1 hour on the underside.
He was told that the walls would need to have a fire resistive construction and also the eave overhang would need to be rated 1 hour as well because it encroaches into the setback.
Overhangs one hour fire resistance rating.
Wood joists wood i joists floor trusses and flat or pitched roof trusses spaced a maximum 24 o c.
Ul and fm list many roof ceiling systems in their.
Where when and how to determine if you need it.
Use flat horizontal soffits see figure 3 instead of attaching the soffits to the sloped joists which creates sloped soffits.