Instructions. With the layout marked, you can begin digging the trench. If the trench slopes, you ll have to step up or down to keep the blocks level. Tamp down the dirt with a hand tamper and keep it level. Fill the trench with about inches of paver base, spread it with a rake, and tamp it down..
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Concrete block is ideal for building walls to hold back the soil after you dig into a slope for a pathway, patio, or other project. Block retaining walls are .
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Is a sudden slope in your yard preventing you from achieving the landscape you want? One way to even the score is by building a retaining wall..