Design the wall and base reinforcement assuming fcu 35 knm 2 f y 500 knm 2 and the cover to reinforcement in the wall and base are respectively 35.
Reinforced concrete retaining wall design pdf.
8 1 3 general design considerations the design of semi gravity reinforced concrete cantilever retaining walls shall be in accordance with the.
Design and detailing of retaining walls.
Two equations are developed in this.
Reinforced concrete walls cantilever retaining walls can be constructed entirely from reinforced concrete.
Soil mechanics simplified 4.
Design for earth loads retaining walls which set out a design.
Strength reduced from 136 7 to 114 9 in kips.
Constructed using a reinforced concrete masonry stem steel reinforcement grouted into hollow concrete blockwork which is built on a reinforced concrete footing.
Ce 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions.
Earthquake seismic design 7.
Soil bearing and stability 8.
These revisions are presented in final bdm format for simplicity.
The base is divided into two parts the heel and toe.
Types of retaining walls tieback wall tieback is a horizontal wire or rod or a helical anchor use to reinforce retaining wall for stability one end of the tieback is secured to the wall while the other end is anchored to a stable structure i e.
Building codes and retaining walls 5.
Determine the factors of safety against sliding and overturning.
The design of reinforced concrete cantilever retaining walls shall be as stated herein.
Gravity wall masonry or plain concrete cantilever retaining wall rcc.
Masonry cantilever retaining walls design and construction guide ma51 available from the concrete masonry association of australia.
In this example the structural design of the three retaining wall components is performed by hand.
Coefþcient of friction is 0 4 and the unit weight of reinforced concrete is 24 knm 3 1.
Design procedure overview 3.
F c 3000 psi fy 60 ksi o development of structural design equations.
Forces on retaining walls 6.
Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
However retaining wallscanalsobeconstructed for aesthetic landscaping purposes.
Concrete deadman driven into the ground or anchored into the earth with sufficient resistance.
Calculate ground bearing pressures.
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.
The wall can be either cast insitu figure 6 or precast figure 7.
The stem may have constant thickness along the length or may be tapered based on economic and construction criteria.
In 1990 the concrete masonry association of australia cmaa published masonry walling guide no 4.