Concrete Block Retaining Wall Design Example

The coefficient of friction between the footing and foundation soil k 1 is 0 25 and the allowable soil bearing pressure is 2 000 psf 95 8.

Concrete block retaining wall design example.

Building codes and retaining walls 5. Flexural and shear stresses in gravity retaining walls will almost always be of minor importance. Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions. Ce 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions.

F c 3000 psi fy 60 ksi natural soil development of structural design equations. Earthquake seismic design 7. Flexural and shear stresses are checked in the second design example and it is seen that the magnitudes are very low. Concrete masonry units concrete blocks manufactured to provide an attractive durable stable face to a retaining wall.

Soil mechanics simplified 4. In this example the structural design of the three retaining wall components is performed by hand. Two equations are developed. 6 foot 1 8 m high gravity retaining wall equivalent fluid pressure of soil 40 pcf 7 1 kn m soil weight 100 pcf 15 7 kn.

Based on our example in figure a 1 we have the forces due to soil pressure due to water and surcharge load to consider. The walls are used in a variety of applications se including right of way restrictions protection of existing structures that must remain in place. It is commonly used to separate. They are commonly h or double u configuration.

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. Two equations are developed in this. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance. Forces on retaining walls 6.

In this example the structural design of the three retaining wall components is performed by hand. Traditional retaining wall solutions can be expensive and restrictive for example cast in situ construction is slow and expensive to build and precast retaining wall panels are restricted in height. Soil bearing and stability 8. F c 3000 psi fy 60 ksi o development of structural design equations.

Movement of the retaining wall. Assume level backfill no surcharge or seismic loading active earth pressure and masonry laid in running bond. Geotextile a permeable polymeric material which may be woven non woven or knitted. Let s take a fresh look and see how concrete interlocking blocks or more commonly known as concrete lego blocks can be used as the solution.

Chapter 14 retaining walls july 2020 14 7 14 1 introduction retaining walls are used to provide lateral resistancefor a mass of earth or other material to accommodate a transportation facility.