Buttress Retaining Wall Design Example

This pressure tends to deflect the wall outward.

Buttress retaining wall design example.

Active earth pressure tends to deflect the wall away from the backfill. However retaining walls can also be constructed for aesthetic landscaping purposes. Retaining wall retains earth when level difference exists between two surfaces. Design and detailing of retaining walls for class held from 2 nd april 07.

Earth pressure p 8 earth pressure is the pressure exerted by the retaining material on the retaining wall. Basics of retaining wall design page x preface to the tenth edition this tenth edition like its predecessors become necessary because building codes change seismic design requirements for example and as we receive suggestions for topics to be added or expanded. Types of earth pressure. Active earth pressure or earth pressure pa and passive earth pressure p p.

Design of shear key in case the wall is unsafe against sliding p p p tan2 45 φ 2 h. Earth pressure is the pressure exerted by the retaining material on the retaining wall this on the retaining wall. Classification of retaining walls backfill backfill gravity rw. A gravity wall h 3m masonry or stone b cantilever wall h 3m and h 6m c counterfort wall h 8m d buttress wall transverse stem support provided on front side e e bridge abutment additional horizontal restraint from bridge deck a gravity wall h 3m masonry or stone.

1 gravity wall masonry or plain concrete 2 cantilever retaining wall rcc inverted t and l 3 counterfort retaining wall rcc 4 buttress wall rcc.