Concrete Shear Wall Section Detail

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Concrete shear wall section detail.

Shear strength reduced from 7654 lbs to 6589 lbs. Wall section details. 3 clear rather than the designed 2 clear. Bending strengthof the section has been reduced by about 15 shear strengthat wall base has been reduced by about 14.

The detailing required in order for the diaphragms and shear walls to maintain their rigidity and shape so that proper connections are maintained. Http bit ly 2xw0dkv shear wall i. Construction codes of practice define maximum and minimum amounts of reinforcement as well as the detailing of steel bars. The design and detailing requirements for special reinforced concrete shear walls have undergone significant changes from aci 318 11 to aci 318 14.

A reinforcement ratio is defined as the ratio of the gross concrete area for a section taken orthogonal to the reinforcement. Band joist bottom plate shear. Get skillshare free for 2 months https skl sh 2xylxou full learn to read structural drawing course at the cheapest rate. Band joist support beam.

In some cases precast panels are used as formwork for cast in place concrete. Each of the exterior walls on all four sides of the building and all interior walls designed as shear walls must have at least one 2 ft 610 mm minimum section of wall identified as a shear segment to resist the high lateral loads. Joist beam connections. Precast concrete shear wall panels are used to provide lateral load resisting system when combined with diaphragm action of the floor construction.

Longer shear segments are more effective and are recommended where possible or required by design. Footings foundation walls. 3500 psi concrete 5 10. The changes are a result of the unsatisfactory performance of many shear walls in the chile earthquake of 2010 and the christchurch new zealand earthquake of 2011.

Strength reduced from 136 7 to 116 8 in kips. Shear wall footing has cad. The effectiveness of precast shear walls is largely dependent upon the panel to panel connections. Concrete shear walls are reinforced with both horizontal and vertical reinforcement figure 4.

Typical load bearing wall units include solid wall panels and window wall and spandrel panels.