2023年5月4日 · A concrete slab can rest directly on a low, single-brick wall that's about 2 feet high and has a well-drained base. However, a damp course, such as a plastic or metal membrane, is needed between the slab and the bricks to prevent rising damp because most bricks are porous.

2021年9月11日 · While you can build a retaining wall on an existing concrete slab, you must first make some adjustments. Never place your wall directly onto the concrete. Doing so will result in a wall that shifts across the foundation.

2023年12月27日 · Dive into our comprehensive guide on creating a retaining wall on a concrete slab. Understand the process and best practices. Discover the details step-by-step!

1993年9月1日 · Your local building code may call for the wall to be anchored to the slab with threaded rods. If this is the case, drill through the curb and into the slab with a roto hammer every few feet. Remove the curb and clean the slab thoroughly with a wire brush. Then fill the holes in the slab with hydraulic cement.

2009年2月27日 · So, can I use retaining wall blocks on concrete? Do I need to secure them, or will the weight of the blocks plus gravel inside them keep them in place?

2015年2月23日 · Concretemasonary has a great idea about using these segmental interlocking retaining wall blocks. It will make constructing the wall much easier and also provide some flexibility as the trees grow etc.

2009年5月4日 · Assuming that by "retaining wall", you are referring to the stem walls beginning at the footing, and extending vertically to the surface of the slab... the walls to which the edges of the slab will be poured, no, this is not acceptable. And here is the reason:

2022年5月14日 · Retaining walls safeguard the foundation of dwellings on top of slopes from moving. A retaining wall will keep soil from gathering up around your residence. Different wall placements will help you with different outcomes for your home and yard. What are the advantages of building a retaining wall on my commercial property?

2018年2月25日 · You have to consider frost depth if part of the slab will be protected by depth. A 6 ft wall holding back a hill would be a retaining wall and that would not be blocks built on a slab.

2014年2月27日 · So our property that we are building a new house is lower than the property on the left hand side and thus will require a retaining wall which is no more than 600mm. The house on the left is finished and they are concreting around the house up to the boundary (about 1.7m from external brick wall to the boundary).