There are several methods to accomplish this and they can be different depending on the type of fence you are using.
Fence on top of concrete retaining wall.
Your most important consideration when building a fence on top of a retaining wall or garden wall is how well your fence posts are fixed to the wall.
This is an 8 0 tan vinyl privacy fence atop a short versa lok retaining wall.
The neighbor on the left side has a drastically lower yard elevation than the neighbor on the right.
Maybe you want to.
A hole is drilled in the top of the wall using a 24mm masonry drill bit and 2 part resin anchor glue is pumped into the hole.
Mount your fence on the edge of an existing concrete pad mount your fence on top of a retaining wall create a privacy screen on a concrete patio or courtyard create a privacy screen around pool pumps hvac or utility equipment add a perimeter fence around a commercial property.
The cantilevered post in unit combined with a concrete slab and the soil behind the wall will resist the overturning pressure of lateral loads.
All of our sequence fence posts which are used for wall top fencing are made from western red cedar and have a 20mm galvanized threaded bar inserted in the bottom that protrudes 30cm.
The retaining wall accommodates the elevation difference and the fence offers the privacy.
Top of the wall block installing your fence post on top of the wall block is the most challenging of the three.
If your wall has a height of 200 400mm then the fence can be built directly on top of the wall.
Slab option size based on design by engineer.