Reinforced Concrete Retaining Wall Section Detail
Earth slopes and earth retaining structures are used to maintain two different ground surface elevations.
Reinforced concrete retaining wall section detail. The material on the back face is called backfill. This type of walls has vertical stem monolithic with the base. Backfilling against reinforced concrete retaining walls shall not be permitted until the concrete has reached its 28 day strength. Cantilevered tilt up walls 13.
Types of reinforced concrete retaining walls are cantilever retaining walls and counterfort retaining walls. Download free high quality cad drawings blocks and details of retaining walls organized by masterformat. Functions and parts of these retaining walls are discussed. This detail replaces ga standard 9031w.
Precast reinforced concrete manhole. Typical backfill and drainage detail. A slender section can be used in this retaining wall the tensile stresses within the stem and the base is resisted by steel reinforcement. It is constructed of reinforced portland cement concrete pcc was the predominant type of rigid retaining wall used from about the 1920s to 1970s.
Building codes and retaining walls 5. Gabion walls 16. 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. Care shall be taken to avoid exerting large impact forces on the wall.
Wall types 1 2 7 and 8 may be used if no traffic barrier is attached on top of the wall. The use of wsdot standard plan reinforced concrete retaining walls and traffic barrier details for reinforced concrete retaining wallsshall be limited as follows. Strength of reinforced concrete sections amount of rebar a s the project calls for 5 10 and 5 12 are used. Reinforced concrete cantilever types of retaining wall are recommended for heights up to 7 m.
Special details concrete sidewalk details curb cut wheelchair ramps. Earthquake seismic design 7. Wood retaining walls 14. Strength reduced from 136 7 to 114 9 in kips.
Soil bearing and stability 8. Pier and pile foundations 11. Counterfort retaining walls 12. Retaining wall are generally used to retain earth or other material to maintain unequal levels on two faces.
Heavy equipment shall maintain a distance away from the wall equal to the wall s height. Cantilever retaining wall is the most common type of earth retaining structure. This is an extremely popular system offering benefits that include zero lot lines a vertical wall face and a range of possible finishes.