Foundation Concrete Block Wall Construction Details

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 detail.

Foundation concrete block wall construction details.

9 5 mm thick mortar joints face shell mortar bedding and a 10 allowance for waste. Foundation all concrete block walls must rest on a sturdy foundation of poured concrete. Footings are constructed in trenches dug beneath the level of the basement floor. Typical concrete masonry construction uses about 8 5 ft 3 0 24 m 3 of mortar for every 100 ft 2 9 3 m 2 of masonry wall area.

The biggest difference is the dowls that provide vertical reinforcements for the block wall which can be as close as 8 inches on center every cell 16 inches on center every other cell 32 inches on center or max at 48 inches on center. Concrete block retaining wall construction consists of number of phases including excavation foundation soil preparation retaining wall base construction concrete block unit placement grouting and drainage system installation. Rcp block brick has compiled a selection of commonly requested construction details drawings and supporting information for the design and construction of concrete masonry unit structures. Concrete masonry can be used to provide a strong durable energy efficient and insect resistant foundation for all building types.

Construction of concrete block retaining wall with steps. Foundation walls should be constructed high enough so the bottom of the floor is above the design flood elevation. The cement concrete 1 8 16 is generally used in the foundation of walls in construction work. In the case of column raft cement concrete 1 4 8 is the best recommended ratio for it in the foundation.

It is durable compared to other types of retaining walls. Poured and block foundations both sit on concrete footings or poured pads that serve as a base for the walls. When you are building a masonry or concrete foundation wall it shall have a minimum thickness of 6 inches. This information bulletin provides general requirements and specifications for the construc.

For brick masonry cement mortar 1 4 to 1 6 is used as a loading condition. It is recommended to have at least 8 inches above the dfe at all points. For more information or for any questions please contact rcp block brick architectural support. Concrete masonry unit resources.

This tek contains details for various types of concrete masonry foundation walls with accompanying text as appropriate. The reader is referred to tek 3 11 concrete masonry basement wall construction tek 19 3b.