We recommend core drilling over all other methods.
Metal fence on top of wall.
Close up of the gabion fence foundation.
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.
Different types of wall top fencing are available and different methods of securing depending on the wall strength and stability.
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.
A wide variety of fence on top of wall options are available to you such as fencing trellis gates welded mesh.
The depth of the hole should be as deep as possible but at least 4 inches.
If safety and security are the reason for the fence this method should strongly be considered.
Gabion fence with extra wide and tall gabion fence posts.
Installing your fence post on top of the wall block is the most challenging of the three.
It is easily the most stable and strongest way to install a fence on top of a wall.
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Long and tall gabion fence with dark gray metal sections around a large property.
Gabion fence with trees in front.
Wall top fencing increases the heights of wall giving more privacy or shelter.
Top of the wall block.
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.
Installing the fence or railing directly behind the block is a common application.
About 28 of these are fencing trellis gates 5 are iron wire mesh and 1 are metal building materials.
If you want your fence placed closer to the wall at more than 3 feet you will need the help of a professional to do the design and ensure that the top of your wall can resist the forces from the fence.
Close up of gabion fence with metal sections.
In this example the large rock gabion wall forms the foundation for the wrought iron fence.
You ll need an engineer to.
Fences can be placed closer to the wall than 3 feet but a design professional should be involved with the project to ensure that the top of the retaining wall can withstand the forces from the fence.