Poured Concrete Retaining Wall Design

Here are the steps tom ralston owner of tom ralston concrete in santa cruz ca follows when pouring a retaining wall.

Poured concrete retaining wall design.

Design procedure overview 3. Sketches of the retaining wall forces should be considered to properly distinguish the different forces acting on our retaining wall as tackled in the previous article retaining wall. Soil mechanics simplified 4. Concrete strength al ൯ne for an 10 thick wall with 5 10 and 2 5 clear to strength steel will only reduce the nominal moment capacity of the secti對on from 136 68 to 135 66 inch kips 尩 if the concrete strength decreased from 3 5 to 3 0 ksi.

In this photo increte contractors installed a poured in place decorative concrete wall system called stone crete that creates deep relief stone walls with a variety of available textures and colors. Cross section of a retaining wall a cinder block retaining wall is only as straight and solid as the base it s built on. Of compacted base 1 in. Once the forms are full of cement you can smooth out the top of the wall.

Pour the retaining wall. Line out the foundation trench on the ground. The typical installation procedure for a simple retaining wall less than 4 feet tall on good soil is described in this article. Many contractors shy away from poured concrete preferring to use cmu block with a plastered face.

Large walls and special situations require design by a professional engineer. Refer to the directions on the cement mix bag and allow the cement to fully cure or dry before removing the forms. Earthquake seismic design 7. This simple retaining wall utilizes a beautiful travertine stone cap upgrade.

Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance. Based on our example in figure a 1 we have the forces due to soil pressure due to water and surcharge load to consider. How to build a concrete wall figure a. Stone crete is used for sound barrier walls retaining walls subdivision entry walls or wherever a beautiful deep relief stone wall is desired.

Building codes and retaining walls 5. Poured concrete retaining walls can be colored textured accented with embedded objects and much more. When installed properly concrete offers much more room for customization than any other retaining wall material. It is advisable to get local building department approval for the design however.

Poured concrete retaining walls can also be decorative and reproduce the look of stone or masonry. Retaining walls are very helpful in the prevention of erosion as well as preventing the collapse of higher level ground onto a part of your building driveway patio or landscaping area. Tall wall excavate a trench deep enough to accommodate 4 to 6 in. Of leveling sand and half the height of the first course of blocks.

Forces on retaining walls 6. Perhaps the finest examples of poured concrete walls can be seen every day along freeways where these structures are constructed on a massive scale. Roll the wheelbarrow of cement over to your wooden forms and pour the cement into the footing and form area.