I want to build a three-foot-high retaining wall behind my house out of pressure-treated wood. Thoughts?—Shawn B., Sioux City, Iowa Go ahead, but do your homework. First, call 811 before you dig.

Make the trench wide, deep and level Size the trench so there's enough room for the retaining wall block and at least 8 in. of space behind it. Excavate deep enough to completely bury at least one ...

ASK THE BUILDER | The soil type at your home will make a difference. I’ve found that sandy soils are the ones that seem to play the best with gravity retaining walls.

Q: I want to build a retaining wall that’s going to look great for years. At my last house, a short retaining wall I had around a patio started to lean out toward the lawn. The wall was but 10 ...

Retaining walls can level a sloped yard, prevent erosion and look beautiful! Check out these distinctive retaining wall ideas. You might not think of retaining walls as the most exciting yard ...

If I were to build his wall at my home in New Hampshire, within a few years the deep frost would start to push over the wall. Retaining wall design is quite complex.