Lay First Courses of Modular Blocks and Integrate Geo-grid
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This SHADY home builder cut corners
What happens here
Once the base is prepared, the first courses of modular retaining wall blocks are installed. Lay the first block carefully on the compacted gravel, ensuring it is perfectly level both front-to-back and side-to-side using a hand level. Subsequent blocks are placed tightly against each other, following the string line for straightness and continuous leveling. As courses are added, the area behind the blocks is backfilled with crushed gravel, which is then compacted with the plate compactor. Geo-grid reinforcement is strategically placed between certain courses, extending back into the compacted gravel, to enhance the wall's stability and resistance to overturning.
Goal: Construct the initial layers of the retaining wall with proper drainage and reinforcement.
Tools and materials
- Geo-grid — Reinforcing the retaining wall structure by extending into the backfill
- Hand Level — Ensuring each block is perfectly level during placement
- Modular Retaining Wall Blocks — The main structural components forming the wall face
- Plate Compactor Bomag — Compacting the gravel backfill behind the wall
- Rubber Mallet — Gently adjusting block positions without damaging them
- Shovel — Moving and distributing gravel backfill
- String Lines — Maintaining straight alignment for each course of blocks
- Tape Measure — Ensuring consistent block placement and wall dimensions
- Crushed gravel — Backfilling behind the blocks to provide drainage and structural stability
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