Retaining Wall Design Example

Based on our example in figure a 1 we have the forces due to soil pressure due to water and surcharge load to consider.

Retaining wall design example.

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. Building codes and retaining walls 5. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance. However retaining wallscanalsobeconstructed for aesthetic landscaping purposes.

Retaining walls example 3 16 design of a cantilever retaining wall bs 8 110 the cantilever retaining wall shown below is backþlled with granular material having a unit weight of 19 knm 3 and an internal angle of friction of 30. 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. Soil bearing and stability 8. In this example the structural design of the three retaining wall components is performed by hand.

Under normal conditions the lateral earth pressure is at rest condition. The design of a retaining wall must account for all applied loads. There are some great examples of block retaining walls in the photos below from basic cinderblocks to intricate masonry work. Assuming that the allowable bearing pressure of the soil is 120 knm 2 the.

Design procedure overview 3. Cantilever concrete retaining walls are commonly used for residential purposes often as integral basement walls. The loads that are of primary concern are the lateral earth pressures induced by the retained soil. F c 3000 psi fy 60 ksi natural soil development of structural design equations.

But if the wall deflects slightly stresses. Design and detailing of retaining walls. Design example cantilever retaining wall. Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions.

Take a look to see if you can make one of these styles work for your project. Earthquake seismic design 7. Soil mechanics simplified 4. Forces on retaining walls 6.

The stem is a vertical cantilever beam acted on by the horizontal earth pressure. Design stem tstem asstem. Boulder retaining wall ideas. Ft ft ft lb sur a sur ft ft lb fill o o a ft fill a p k q h psf p pcf k p k h h out of page 1 0 31 400 16 67 1 2070 0 31 100 16 67 1 4310 2 1 0 31 1.

Retaining walls built from boulders are practical and extremely effective. Worked example to accompany mbie guidance on the seismic design of retaining structures for residential sites in greater christchurch version 2 november 2014. 3 gravity retaining wall gl1 gl2 retaining walls are usually built to hold back soil mass.