How To Build A Concrete Block Wall Foundation
However for even the most modest block structure to have enough rigidity to bear pressure and weight it needs proper footing.
How to build a concrete block wall foundation. 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. Once you ve got your base set up it just takes some finesse in building the wall up and turning corners. Shallow foundations are no more than 3 feet 0 91 m 91 44 cm deep and are used primarily for smaller simpler projects like holding patio furniture a. Concrete blocks are a common building material for a variety of outdoor projects such as retaining walls and out buildings like garages and tool sheds.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding. It s time for another pro follow update as we follow along with contractor steve wartman and his crew. 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. If you missed it read up on how victor s team dug the footers laid rebar and poured the footers at those links.
Foundation all concrete block walls must rest on a sturdy foundation of poured concrete. Shallow foundations are built on level ground and hard surfaces. 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. Follow the block manufacturer s instructions for wall height limits.
The resulting raised floor makes the house look much better than when the is slab poured basically flat to the ground. The last home i built for my family had a giant poured concrete foundation but in the backyard i used concrete block to build a magical serpentine retaining wall that looks as good today as the. The type of foundation depends on the area of the foundation will be located on and the type of structure that will be placed on it. Choose the type of foundation to build.
Installing concrete block foundation walls over the footings is a common method of getting the concrete slab raised above grade in our area of the country central alabama.