Maximum Length Of Concrete Shear Wall

A length to height ratio of 1.

Maximum length of concrete shear wall.

Shear walls with multiple openings and no headers. Maximum spacing of vertical and horizontal reinforcement is min 1 3 length of. In this example the maximum spacing of 25 ft 7 62 m governs over the length to height ratio. Spacing of vertical reinforcement reduced to 48 inches.

Reinforced shear wall 7 3 2 5. These forces are acting in the plane of the wall by the cantilever action where the bending deformation governs if slender walls are concern and a truss action for short walls where the. If you leave this entry blank it will be filled in for you by the program. Type maximum length width ratio for an 84 x 34 diaphragm the aspect ratio is 2 5 3.

Maximum length is the overall wall length offset. The program considers the effective shear length of the wall to be 0 8 wall length. 5 bars at 18in. Length of wall per sdpws section 4 3 5 2 anchor bolts or nails typical boundary member typical boundary member 2 min.

1 which corresponds to 1 x 20 ft 30 ft 9 14 m or control joints spaced every 25 ft 7 62 m. Wall length 18 ft. On centers in each face as vertical 5 18 in horizontal reinforcement. One of the main structural parts of a building structure is the shear wall.

Shear due to loads v u design shear capacity ϕv n where ϕ 0 75 design shear capacity ϕv n design shear strength of concrete ϕv c design shear strength of reinforcement ϕv s ϕv n ϕv c ϕv s therefore v u ϕv c ϕv s shear force that concrete can resist without web reinforcement v c. 4 bars at 16in. Maximum shear wall dimension ratios. Wall length is the length of the wall section.

On centers in each face as horizontal 4 16 in 1. This module allows the design of concrete shear walls including multi story walls with no openings but with up to five levels of differing length height and thickness. Design for shear max. Reinforced shear wall 7 3 2 6.

Diaphragm aspect ratio is ok. Enter the length to be used in the analysis of the particular wall section. Reinforced wall with prescriptive reinforcement of detailed plain shear wall. Wood frame shear wall and diaphragm design ricky mclain ms pe se.