Block Wall Construction Detail

Whether you re building a retaining wall or just need some extra privacy a cinder block wall is an affordable way to get the job done.

Block wall construction detail.

Wall construction is located on a site with slope steeper than 10 with adverse soil conditions e g expansive soil. Concrete block units shall conform to astm c90. Full array of drawings and technical informaiton provided by ncma along with san diego specific details for cmu freestanding and retaining walls. The depth and size of the foundation will vary depending on the size of the concrete block wall and the weight it must support but a typical freestanding wall requires a foundation that is about twice as wide as the wall itself and which extends about 1 foot down below the frost line.

Standard cmu block wall detail the purpose of this information bulletin is to assist owners and builders who may choose to erect simple freestanding concrete masonry unit cmu block walls using the department s standard. Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding. Follow the block manufacturer s instructions for wall height limits. The interlocking retaining wall block can be used to build walls up to 24 to 36 inches high depending on the size of the block.

Construction details and technical information for designing and building with concrete masonry units or cmus. Alternating bends grade horizontal continuous in footing grade all cells containing rebar shall be grouted solid. Walls fences not over seven 7 feet shall not require a building review and approval. Vertical 4 vertical bar 32 o c.

6 concrete block masonry wall detail 6 0 height maximum general specifications. Once you ve got your base set up it just takes some finesse in building the wall up and turning corners. Concrete mix for footing to be 1 part cement to 2 5 parts sand to 3 5 parts gravel with a maximum of 7 5 gallons of water per sack of cement minimum f c 2 500 psi. The reader is referred to tek 3 11 concrete masonry basement wall construction tek 19 3b preventing water penetration in below grade concrete masonry walls and ncma s basement manual for more detailed design and.

4 6 and 8 masonry wall detail construction shall comply with the currently adopted international building code. Franklin road meridian id 83642 5902 phone. Six inch cmu block wall detail cmu block wall every other block turned n t s. 1 4 horizontal bar in continuous bond beam at top course horizontal joint reinforcing 16 o c.