Roof Joist Connection Detail

However other materials may be used in conjunction with the concrete masonry.

Roof joist connection detail.

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. Steel bar joist roof direct bearing connection. The ceiling joists restrain the exterior walls from being. Drawings below are generic details to show design intent only.

Steel bar joist roof ledger connection. The first approach to achieving a strong durable struc. Connection for roof rafters framed at angles. American forest paper association wood construction data 1.

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. Individual connections and connections within full scale roof systems were tested to quantify potential system effects. The drawings will help you gain a better understanding of engineered ceiling grid design but they are not intended for construction purposes because. Depending on loads and spans c joists are typically spaced at 12 16 19 2 or 24 on center spacing.

Joist hangers can hang rafters from a ledger but for sloping rafters notch them or use special rafter hangers. 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. Hand driven and pneumatic fasteners were included in the test program. 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. Metal framing connectors make the best connections. 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. Pocket connection a pocket connection consists of framing the floor or roof system into a void in the masonry wall.

Maximum 6 inches 152 mm between brace ceiling. If rafters will sit on top of a ledger attach them with seismic anchors as you would attach rafters to a beam. The tables below contain downloadable standard design detail drawings for typical unistrut ceiling grid applications. Details for conventional wood frame construction.

Performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections.