Earthquake seismic design 7.
Retaining wall design example canada.
Two equations are developed.
F c 3000 psi fy 60 ksi natural soil development of structural design equations.
Professional practice guidelines retaining wall design version 1 1 i preface.
Forces on retaining walls 6.
Ddb canada 1600 777 hornby street vancouver bc canada v6z 2t3 t 604 687 7911 f 604 640 4344.
W wheel wfill wsur k ft klf ft u u klf ft ft ft w l m w plf.
Because a retaining wall is going to be in contact with the ground make sure you use lumber that s rated for ground contact.
Ce 437 537 spring 2011 retaining wall design example 1 8 design a reinforced concrete retaining wall for the following conditions.
The focus of the guideline is the geotechnical aspects of retaining wall design.
These professional practice.
Based on our example in figure a 1 we have the forces due to soil pressure due to water and surcharge load to consider.
Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
Soil bearing and stability 8.
Building codes and retaining walls 5.
Load on heel is due to the weight of heel fill surcharge as the wall tries to tip over.
Retaining wall design guidelines v1 1 covers indd lmf c m y k client bleed ad pic info enggeobc th write r prod docket live pr fonts.
Ce 537 spring 2011 retaining wall design example 6 8 2 80 5 0 allowablebearingcapacity ok 1 11 75 6 1 29 9 1 11 75 17 69 2 ksf ksf ft ft k ft ft k v 7.
Worked example to accompany mbie guidance on the seismic design of retaining structures for residential sites in greater christchurch version 2 november 2014.
Soil mechanics simplified 4.
Design and analysis of retaining walls 8 1 introduction retaining walls are structures used to provide stability for earth or other materials at their natural slopes.
Please note that the gravity wall chart provided has specific heights for specific site and soil conditions.
Gravity walls rely on their own weight and setback to hold up the soil behind them.
Learn more about gravity wall construction.
Sketches of the retaining wall forces should be considered to properly distinguish the different forces acting on our retaining wall as tackled in the previous article retaining wall.
If you want to move the earth build a retaining wall by the time you re done you ll feel as though you ve moved half the planet.
The objective of this guideline is to provide information on retaining wall design in accordance with the city of nanaimo the city and the british columbia building code bcbc requirements.
Design procedure overview 3.
In this example the structural design of the three retaining wall components is performed by hand.
In general they are used to hold back or support soil banks and water or to maintain difference in the elevation of the ground surface on each of wall sides.
Cantilever concrete retaining walls are commonly used for residential purposes often as integral basement walls.
