Assuming that the allowable bearing pressure of the soil is 120 knm 2 the coefþcient of friction is 0 4 and the unit.
Reinforced concrete cantilever retaining wall design example.
In this example the structural design of the three retaining wall components is performed by hand.
N the design and construction rules set out in as 4678 2002 n an analysis method developed by the concrete masonry association of australia cmaa to fit australian experience.
The base is divided into two parts the heel and toe.
The stem may have constant thickness along the length or may be tapered based on economic and construction criteria.
This guide describes the design and construction of gravity earth retaining.
Of reinforced concrete masonry cantilever retaining walls based on.
These design methods are discussed in detail in allowable stress design of concrete masonry tek 14 7a and strength design of concrete masonry tek 14 4a refs.
Two equations are developed in this.
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.
Recommended stem designs for reinforced cantilever retaining walls with no surcharge are contained in tables 1 and 2 for allowable stress design and strength design respectively.
Cantilever concrete retaining walls are commonly used for residential purposes often as integral basement walls.
Worked example to accompany mbie guidance on the seismic design of retaining structures for residential sites in greater christchurch version 2 november 2014.