Reinforced Concrete Retaining Wall Design Example Pdf
Earthquake seismic design 7.
Reinforced concrete retaining wall design example pdf. Ce 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions. Two equations are developed. Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions. In promoting excellence in concrete design throughout europe.
Building codes and retaining walls 5. Forces on retaining walls 6. Reinforced concrete masonry gravity retaining walls relying on gravity loads to resist the overturning. Types of earth pressure.
Two equations are developed in this. Cantilever concrete retaining walls are commonly used for residential purposes often as integral basement walls. Retaining walls example 3 16 design of a cantilever retaining wall bs 8 110. The stem may have constant thickness along the length or may be tapered based on economic and construction criteria.
F c 3000 psi fy 60 ksi natural soil development of structural design equations. Conditions and wall geometry n a design example which demonstrates the use of the australian standard and. In this example the structural design of the three retaining wall components is performed by hand. Soil bearing and stability 8.
Strength reduced from 136 7 to 114 9 in kips. Worked example to accompany mbie guidance on the seismic design of retaining structures for residential sites in greater christchurch version 2 november 2014. The base is divided into two parts the heel and toe. Strength of reinforced concrete sections amount of rebar a s the project calls for 5 10 and 5 12 are used.
Earth pressure p 8 earth pressure is the pressure exerted by the retaining material on the retaining wall. Active earth pressure or earth pressure pa and passive earth pressure p p. Example 2 4 uls combinations of actions on a reinforced concrete retaining wall ec2. Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
Soil mechanics simplified 4. 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. Design of reinforced concrete elements to bs 8110 126 example 3 16 continued sum of restoring moments m res is m res w w 0 9 w b 2 w s 2 55 48 0 9 38 4 2 275 5 2 55 822 5 knm. And standards australia reinforced concrete design handbook hb71 2002.
This pressure tends to deflect the wall outward. 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. As chairman of the task group i would like to thank the authors peer reviewers and members. Active earth pressure tends to deflect the wall away from the backfill.
F c 3000 psi fy 60 ksi o development of structural design equations. In this example the structural design of the three retaining wall components is performed by hand.