Walling guide no 4.
Brick retaining wall design guide.
Structural design design of free standing clay brick walls 5 figure 1.
Forces on retaining walls 6.
Follow the block manufacturer s instructions for wall height limits.
Please note that the gravity wall chart provided has specific heights for specific site and soil conditions.
Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
Gravity walls rely on their own weight and setback to hold up the soil behind them.
Your retaining wall design will determine how you mark the area.
A retaining wall made entirely out of brick is known as a cavity wall.
This design is composed of two standard brick walls just inches apart that share the same foundation.
Design procedure overview 3.
Design for earth loads retaining walls which set out a design methodology and safe load tables for these structures.
Between them is a gap for steel that runs up from the foundation to the top of the wall.
Earthquake seismic design 7.
N ultimate load design with material factors based on characteristic soil properties partial load factors consistent with as 1170 1 and structure designs to as 3700 and as 3600.
If you are not sure of your site conditions we recommend being conservative with your retaining wall heights or use geogrid in your retaining wall.
Learn more about gravity wall construction.
Soil bearing and stability 8.
Design sequence design problem quick solution detailed method 1 determine the wind class local authority see as 1170 2 for the site or as 4055 2 convert wind class to pressure table 1 see section 5 2 3 convert wind pressure to tables 2 3 see section 5 2 1.
Avoid having downspouts pointed at the retaining wall and if it s against the house keep soil and mulch well below the siding.
Soil mechanics simplified 4.