How To Install Retaining Wall Block

May 08, 2020

Make the trench wide deep and level Size the trench so theres enough room for the retaining wall block and at least 8 in. One of the most important parts of a retaining wall is a level base.

Interlocking Retaining Wall Better Homes Gardens

Begin laying block at the lowest elevation of the wall whenever possible.

How to install retaining wall block. Learn the proper way to install the base course of an Allan Block retaining wall. Keep in mind that at least 2-3 of the bottom of the SRW block should be buried to. Establish a level trench to ensure an even layer of base material.

Of space behind it. This is a great DIY project with a little help from the family and friend. This small block retaining wall was built by me in one day.

Put down first level of landscape blocks. I have never built a concrete retaining wall before but I was able to do this with no prior expe. In this video we will be showing you how to build a Small Stackable Retaining Wall.

300 mm behind the wall with wall rock. Stack second level of blocks. Using construction adhesive secure your capstones and create the top layer of your retaining wall.

Glue down final two layers with landscape block adhesive. Avoid having downspouts pointed at the retaining wall and if its against the house keep soil and mulch well below the siding. Install PVC drain line after second level optional Step 5.

To prepare your base youll want to dig a trench. Install the layer of geogrid with the geogrid extending past the inside corner. Replace the topsoil and sod in front of the retaining wall as needed.

Use a plate compactor to consolidate the area behind the blocks. Excavate deep enough to completely bury at least one full course including space for 6 to 8 in. Excavate and Prepare Base.

Fill the hollow cores and a minimum of 12 in. Drive long wooden stakes into the ground at each end. Alternate the next layer of geogrid to extend the past the inside corner in the opposite direction.

Place the blocks side by side flush against. As a general rule the length of the geogrid needs to extend a minimum of 25 of the wall height past the end of the inside corner. In the installation process.

The block caps should overhang the retaining blocks by 1 to 1 12 inches. Dig trench and lay down gravel. Place first block and level front to back and side to side.

Install the wall rock to be level or below the receiving notch of the anchoring unit. Tie a string to a stake at the walls desired height and stretch across to opposite stake or stakes. Retaining Wall Installation at a Glance.

Beautify retaining wall with flowers or grass. Use approved soils to backfill behind the wall rock and in front of the base course. Follow the block manufacturers instructions for wall height limits.

Use string along back edge of the block to check for proper alignment. The interlocking retaining wall block can be stacked to build walls up to 24 to 36 inches high depending on the size of the block. If the distance is greater than 8 drive additional stakes so that the gaps do not exceed 8.

Using a shovel mark the ground where the retaining wall will be built. The trench will be slightly wider than the block you chose and about 6-8 deeper than the bottom of the block. Lay subsequent blocks in same manner.

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