Reinforced Concrete Cantilever Retaining Wall Design
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Earthquake seismic design 7.
Reinforced concrete cantilever retaining wall design. Assuming that the allowable bearing pressure of the soil is 120 knm 2 the. Forces on retaining walls 6. 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. A cantilever retaining wall is one that consists of a wall which is connected to foundation.
It is constructed of reinforced portland cement. They are the most common type used as retaining walls. Cantilever retaining walls are constructed of reinforced concrete. 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.
Design procedure overview 3. Reinforced concrete cantilever retaining wall analysis and design aci 318 14 reinforced concrete cantilever retaining walls consist of a relatively thin stem and a base slab. Concrete cantilever retaining wall. The cantilevered wall rests on a slab foundation.
Pier and pile foundations 11. It has much thinner stem and utilize the weight of the backfill soil to provide most of the resistance to sliding and overturning. Grey wolf optimization gwo is an optimization technique which is developed by mimicking hierarchy and hunting methods of grey wolves. Counterfort retaining walls 12.
Building codes and retaining walls 5. Of reinforced concrete masonry cantilever retaining walls based on. Soil bearing and stability 8. The stem may have constant thickness along the length or may be tapered based on economic and construction criteria.
The purpose of this article to design a low weight cantilever reinforced concrete retaining wall with shear key by using an optimization algorithm which is programmed in matlab. 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. Usually the cantilever wall stem is of concrete block construction rising from an in situ concrete foundation. Designing the cantilever wall stem 9.
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. They consist of a relatively thin stem and a base slab the base is also divided into two parts the heel and toe the heel is the part of the base under the backfill. The base is divided into two parts the heel and toe. The following worked example is for a free standing cantilever wall that is considered.
Cantilever retaining wall is the most common type of earth retaining structure. Soil mechanics simplified 4. Cantilever retaining wall are usually of reinforced concrete and work on the principles of leverage.