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 full course, including space for 6 to 8 ...

Dear James: I’m planning a veggie garden on my sloping lot so I need a retaining wall. I have used timbers before, but blocks might hold up better. Which method do you prefer? -- Steve W. Dear Steve: ...

Q. I’ve seen quite a few failed retaining walls. Many have bulges or have tipped over. What needs to be done to ensure I only do mine one time? I’ve seen photos of walls hundreds of years old that ...

Q. Can you tell me how to build a retaining wall? Are retaining wall blocks a good choice? What critical things do I need to know so that I don't have a collapse or other failure in the years to come?

Retaining walls were first created to perform the simple and necessary task of holding back earth. And with good reason: Erosion is a natural process, but when it means soil being washed off your ...

The need for aesthetically pleasing yet practically engineered retaining wall support design is important in, amongst other applications, the construction of commercial and retail business parks where ...