This excel sheet introduces design of counterfort retaining wall according.
Buttress retaining wall design example.
Design of shear key in case the wall is unsafe against sliding p p p tan2 45 φ 2 h.
Types of earth pressure.
Classification of retaining walls backfill backfill gravity rw.
Active earth pressure tends to deflect the wall away from the backfill.
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.
Active earth pressure or earth pressure pa and passive earth pressure p p.
Design and detailing of retaining walls for class held from 2 nd april 07.
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.
Counterfort retaining wall rcc buttress wall rcc 3.
Classification of retaining walls.
Retaining wall retains earth when level difference exists between two surfaces.
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.
Earth pressure p 8 earth pressure is the pressure exerted by the retaining material on the retaining wall.