Roof Joist Connection Detail

The ceiling joists restrain the exterior walls from being.

Roof joist connection detail.

Individual connections and connections within full scale roof systems were tested to quantify potential system effects. This detail is used when masonry continues above either as part of the wall or as a parapet the connection location and eccentricity is to be minimized. Metal framing connectors make the best connections. Los angeles residential code 8 roof ceiling construction r804 cold formed steel roof framing r804 3 roof construction r804 3 2 roof rafters r804 3 2 2 roof rafter support brace.

Drawings below are generic details to show design intent only. Steel bar joist roof direct bearing connection. However other materials may be used in conjunction with the concrete masonry. The drawings will help you gain a better understanding of engineered ceiling grid design but they are not intended for construction purposes because.

Minimum connection of brace to a roof rafter and ceiling joist with four no 10 screws at each end. Connection for roof rafters framed at angles. Performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections. Joist hangers can hang rafters from a ledger but for sloping rafters notch them or use special rafter hangers.

American forest paper association wood construction data 1. Hand driven and pneumatic fasteners were included in the test program. However since there is some load transfer with these members the code requires a nominal 2 thickness and bracing to a load bearing partition at the upper end or to be designed as a beam with proper supports. Nl8 non load bearing wall parallel to joist roofs rafters joists.

Maximum 6 inches 152 mm between brace ceiling. Provide a lightweight low cost rigid floor assembly c joist components provide an economical lightweight alternative to open web trusses bar joists engineered lumber cast in place or hollow core floor assemblies. Pocket connection a pocket connection consists of framing the floor or roof system into a void in the masonry wall. If rafters will sit on top of a ledger attach them with seismic anchors as you would attach rafters to a beam.

Structural track usually in the same gauge as the. A few currently available roof systems use concrete masonry while some rely on precast concrete joists or steel bar joists. Details for conventional wood frame construction. The tables below contain downloadable standard design detail drawings for typical unistrut ceiling grid applications.

R1 roof framing r2 joist and rafter detail r3 roof framing isometric view r4 heel joint connection detail r5 ridge member connection detail r6 ridge member with coped rafters r7 roof eave and soffit detail r8 rafter and joist bridging.