Timber Sleeper Retaining Wall Specifications

In general try to choose posts less than 150 mm dia as they have holes 300 mm x 1 6 m deep 1 5 m embedment and 0 1 m for post drainage.
Timber sleeper retaining wall specifications. Member sizes and post embedment depths shall be as outlined in tables 1 and 2 for preservative treated softwood and hardwood respectively. Several factors add to the load on a wall including lateral earth pressure from soil surcharge loads axial forces wind forces and impact loads. 600mm plus height of the wall and 150mm for final adjustment. In addition proprietary timber crib wall systems are also available.
Step 3 stand a post in 1 hole make plumb and level. This determines the necessary dimensions of the sleepers and posts. The minimum stress grade for sawn timber shall be f7 for softwood and f14 for hardwood. Page 4 revised march 2006 timber queensland technical data sheet 9 timber retaining walls holes for posts to 150 mm dia should be 300 mm dia minimum.
How to build a retaining wall with railway sleepers garden walls using woodblocx modular systems timber bunnings warehouse wooden yes or no in the steps country melbourne sleeper post and rail landscaping do it yourself jacksons fencing our guide wood design example how to build a retaining wall with railway sleepers garden retaining walls using continue reading timber sleeper retaining. Time now to concrete your posts into position. Step 1 use post hole digger to dig 2 end post holes 600mm deep. Each post must be 600mm long plus the height of the wall below the capping.
Step 2 cut posts to length with circular saw. For posts above this size use 450 mm dia holes. 10 batter as shown. Walls exceeding 400 mm high should have a 1.
The theory i work on is half the height of the wall plus 100mm. Member sizes and post embedment depths shall be as outlined in tables 1 and 2 for preservative treated softwood and hardwood respectively. 10 batter as shown. Timber may be used in sawn sizes approximating landscape sleepers or as logs where the round forms may be blended unobtrusively into the natural setting.
Walls exceeding 400 mm high should have a 1. Retaining walls up to 1 m high timber retaining walls up to one metre high can be constructed as shown in figure 1. For example if your wall is going to be 800mm high the holes for your posts should be 500mm deep. Retaining walls up to 1 m high timber retaining walls up to one metre high can be constructed as shown in figure 1.
One of the most important retaining wall specifications to consider is the load that the wall will need to bear. Sleeper retaining wall posts come in two varieties steel galvanised h beams or a vertical sleepers.