Wood Bearing Wall Connection To Concrete

Standard dimensional lumber used for residential roof systems is most often nominal 2 x 6s 2 x 8s 2 x 10s depending on span and loading conditions.

Wood bearing wall connection to concrete.

Material properties for fasteners as well as connected materials including wood to wood wood to steel and wood to concrete will be discussed. Floor joist to wall track of exterior wall in accordance with figure r505 3 1 1 2 no. To concrete and wood to wood connections. Portions of this presentation were developed by a third party and are not funded by american wood council or the softwood lumber board.

Wood stud wall framing at stepped concrete foundation wall. Because most connections require the exposure of end grain due to fastener penetration even those connec tions that occur away from beam ends must be considered potential decay locations. Wood ledger bolted into a concrete foundation wall through a gasket. The light weight of cross laminated timber clt products combined with the high level of prefabrication involved in addition to the need to provide wood based alternative products and systems to steel land concrete have significantly contributed to the development of clt products and systems especially in mid rise buildings 5 to 9 stories.

Field studies have shown that any. 8 screw at 24 inches o c. Lvl beam supported by a concrete foundation wall. Wood framed floors and roofs are common in residential and low rise construction.

Refer to figure 3 1. Including woodworks connections software. Cold formed steel framed walls shall be anchored to foundations or floors in accordance with table r603 3 1 and figure r603 3 1 1 r603 3 1 2 r603 3 1 3 or r603 3 1 4 anchor bolts shall be located not more than 12 inches 305 mm from corners or the termination of bottom tracks. Walk the wall into position meaning lift the wall up and walk forward as you lift lower and lower until it s erect.

Double check that the treated plate is against the concrete. Stud wall framing at stepped concrete foundation walls and a steel column. 8 screw at 24 inches o c. Rim track or end joist to wood sill in accordance with figure r505 3 1 2.

Rim track or end joist to load bearing wall top track in accordance with figure r505 3 1 1 1 no. Be able to describe effects of moisture on wood connections and implement proper detailing to mitigate issues that may occur. Beam to concrete notched bearing wall. In box type connectors and by maintaining a gap of at least 1 2 inch between the wood and concrete or masonry con struction.

Anchor bolts shall extend not less than 15 inches 381 mm into masonry or 7 inches 178 mm into concrete. It is imperative when constructing a wood framed system that it not be in direct contact with the concrete masonry. The recommended methods for connecting wood frame roofs to concrete masonry walls by direct bearing connections are identical to those for wood truss connections. Stud framed wall against concrete foundation wall.