2 5 clear to strength steel 5 12 rather than the designed 5 10 bending strength of the section has been reduced by about 16.
Reinforced concrete retaining wall section detail.
The stem may have constant thickness along the length or may be tapered based on economic and construction criteria.
Cantilever retaining wall is the most common type of earth retaining structure.
Earthquake seismic design 7.
The heel is the part of the base under the backfill.
It has much thinner stem and utilize the weight of the backfill soil to provide most of the resistance to sliding and overturning.
Cantilever retaining wall are usually of reinforced concrete and work on the principles of leverage.
Retaining wall systems reinforced concrete masonry walls reinforced and core filled hollow concrete blocks are laid on a reinforced concrete footing to form a cantilever retaining wall figure 4.
Heavy equipment shall maintain a distance away from the wall equal to the wall s height.
The base is divided into two parts the heel and toe.
Building codes and retaining walls 5.
This is an extremely popular system offering benefits that include zero lot lines a vertical wall face and a range of possible finishes.
Strength of reinforced concrete sections amount of rebar a s the project calls for 5 10 and 5 12 are used.
Soil bearing and stability 8.
The reader is referred to tek 3 11 concrete masonry basement wall construction tek 19 3b preventing water penetration in below grade concrete masonry walls and ncma s basement manual for more detailed design and.
Wood retaining walls 14.
Retaining wall are generally used to retain earth or other material to maintain unequal levels on two faces.
Curb or curb and gutter adjacent to roadway and or sidewalk across bridge standards roadway sections 6 1 1985.
Designing the cantilever wall stem 9.
The use of wsdot standard plan reinforced concrete retaining walls and traffic barrier details for reinforced concrete retaining wallsshall be limited as follows.
Typical backfill and drainage detail.
The material on the back face is called backfill.
Pier and pile foundations 11.
Gabion walls 16.
Types of reinforced concrete retaining walls are cantilever retaining walls and counterfort retaining walls.
Wall types 1 2 7 and 8 may be used if no traffic barrier is attached on top of the wall.
Reinforced concrete cantilever retaining walls consist of a relatively thin stem and a base slab.
Reinforced concrete approach slab 30 ft.
Functions and parts of these retaining walls are discussed.
This tek contains details for various types of concrete masonry foundation walls with accompanying text as appropriate.
Cantilevered tilt up walls 13.
Care shall be taken to avoid exerting large impact forces on the wall.
Backfilling against reinforced concrete retaining walls shall not be permitted until the concrete has reached its 28 day strength.