To start establish the line of the wall excavating 200mm behind it then use a laser level or dumpy to set the finished height of the wall either end setting out a stringline as a guide.
Retaining wall design guide australia.
Gravity walls rely on their own weight and setback to hold up the soil behind them.
Walling guide no 4.
Learn more about gravity wall construction.
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.
Heathstone this refined small face retaining wall range features a sharp framed split face is ideal for creating smart contemporary lines.
Design procedure overview 3.
Be sure to install drainage behind the wall using geotech filter cloth agflo pipe and gravel says frank.
Retaining wall design 10 editionth a design guide for earth retaining structures contents at a glance.
Building codes and retaining walls 5.
All nu line retaining walls are manufactured in.
This guide is a basic outline of how to install a concrete retaining wall.
Please note that the gravity wall chart provided has specific heights for specific site and soil conditions.
Earthquake seismic design 7.
For different wall heights please adjust the figures accordingly.
Soil bearing and stability 8.
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 engineered and built correctly a retaining wall should last at least 100 years and that s why compliance is so critical.
Forces on retaining walls 6.
For simplicity it is based on installing a 1 metre high retaining wall with 2 metre sleepers.
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As 4678 2002 earth retaining structures standards australia reinforced concrete masonry cantilever retaining walls design and construction guide concrete masonry association of australia ma51 segmental concrete reinforced soil retaining walls design and construction guide concrete masonry association of australia ma52.
Design for earth loads retaining walls which set out a design methodology and safe load tables for these structures.
Concrib are fully licensed with the queensland building and construction commission formerly bsa and a member of queensland master builders association the civil contractors federation and the urban development institute of australia and are fully compliant.
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.
