The Pyramids, the great wall of China, the Inca Temples and many more ancient structures around the world are evidence and examples of such building technics.Ī dry stack interlocking concrete retaining block system is by far the best way to provide a strong, cost effective and at the same time flexible and durable wall which, if installed correctly, will last forever. Retaining walls are also referred to as “Living Walls”. Evenly spread out what’s remaining and tamp it down before putting down sod or planting.Our range of Greenlock blocks are the most cost efficient and environmentally friendly concrete soil retaining wall blocks on the market.Īll dry stacked retaining walls are gravity walls and for wall stability and strenght rely mainly on weight, friction, anchorage, drainage and the angle of the structure. Pay attention to the base of the wall, and make sure that you fill in any gaps. Now spread out any topsoil that you have left. Check the manufacturer’s recommendations for information on squaring the stones and adhering them. The final step in making interlocking block retaining walls is to lay the capstones. It’s now time to place the adhesive on the last course of interlocking blocks. Apply Adhesive to Finish Your Interlock Block Retaining Wall Tamp Soilįinish off the gravel layer by covering the landscape fabric with three inches of topsoil. With one or two layers to go, fold the fabric over the gravel backfill and secure it behind the interlocking concrete blocks retaining wall. Tuck the fabric when you’re close to completing the job. Backfill WallĬover the pipe in gravel and continue to do so with every successive course for your interlocking retaining walls. Place the outlet in a spot away from the wall itself. When the gravel reaches the second course, lay your drainpipe with the holes facing the ground. When you lay the third lot of locking blocks for retaining walls, start filling the gap between the wall and the slope with gravel. This improves the strength of the design. With interlocking retaining walls, it’s common to offset each alternate course by half or at least three inches. Retaining walls at this point seem to build themselves as long as you follow the manufacturer’s recommendations. Now it’s time to lay the remaining interlocking blocks. Gently tap with a rubber mallet to secure in place, ensuring that each block is level with the next. Now set your first row, ensuring that each block squares up to the one next to it. Most companies suggest placing the first row back to front. Lay First Course of Interlocking Retaining Wall BlocksĬheck the manufacturer’s instructions here. Next, place four inches of gravel into the trench and spread it evenly. You may need several pieces of cloth - simply overlap them and weigh each edge down. Weigh the edges down and spread over the top of the hill. Walk to the top of the slope and start laying landscape fabric a foot before the drop. Run a piece of a line along the length so that you can properly align each block. Measure out where you’ll place your wall and create the trench for the first layer of interlocking wall blocks. Process Involved to Build an Interlocking Retaining Wall Materials Needed to Build Interlocking Retaining Walls.Apply Adhesive to Finish Your Interlock Block Retaining Wall.Lay First Course of Interlocking Retaining Wall Blocks.Process Involved to Build an Interlocking Retaining Wall.
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