Concrete Retaining Wall Form Design

When doing your own concrete work knowing how to form a homemade concrete wall is an essential skill.

Concrete retaining wall form design.

B short retaining walls vertical walls up to about 3m in height are usually built as shown in figure 1 b. For example if you are pouring a retaining wall that will be 12 inches thick and will use wooden planks that are 1 1 2 inches thick for your forms you ll need to space the stakes about 15 inches apart 12 inches for the retaining wall plus two pieces of 1 1 2 inch thick wooden board. Form design forms for concrete must be tight rigid and strong. Forms protect the concrete assist in curing it and support any reinforcing rods or conduits embedded in the concrete.

If the form is constructed incorrectly the concrete can blow out the form breaking it apart and creating an enormous mess while wasting much of your money. The wall itself is a cantilever beam slab that is considered per metre length. This chapter familiarizes the carpenter with the design and construction of various types of forms. The counterfort acts like a cantilevering beam and the retaining wall is a continuous slab supported by the counterforts.

Spacings are chosen based on closest multiple o. These consists of a concrete or masonry wall of uniform thickness vertical wall reinforcing and transverse footing reinforcing are all designed for the lateral shear and cantilever bending movement plus the vertical weights of the wall footing and earth fills. Numerous textbooks and technical papers on soil mechanics foundation engineering concrete design masonry design and in all sorts of related topics. Despite the many references a single volume on retaining wall design for the professional practitioner and civil engineering student could not be found.

Stone crete is used for sound barrier walls retaining walls subdivision entry walls or wherever. Example concrete wall form design problem showing the design of spacing capacity for studs wales and ties. Poured concrete retaining walls can also be decorative and reproduce the look of stone or masonry. Removable concrete forms can create a vertical concrete retaining wall with almost any shape desired.

Large walls and special situations require design by a professional engineer. 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. Designing any retaining wall requires knowlegde and understanding of the force generated by the pressure of the backfill against the retaining wall called lateral earth pressure.