What is the cheapest type of retaining wall?

What is the cheapest type of retaining wall?

Drainage. Third, since most retaining walls are impervious, which means water cannot pass through the wall itself, efficient drainage is crucial. When drainage goes unaddressed hydrostatic pressure will build up behind the wall and cause damage such as bulging or cracking.

What is the cheapest material for retaining walls?

Three feet is the maximum recommended height of a stacked stone wall built on a clay surface. It is also the stable height of most stand-alone stone walls. Sandy soil doesn't absorb water, making it ideal for building a retaining wall without reinforcement.

How do you build a block retaining wall on a slope?

Divide the width of the wall in inches by the width of the block and round up, this is the number of columns. Divide the height of the wall in inches by the height of the block and round up, this is the number of rows. If the top row will be a cap block, then the number of cap blocks needed is the number of columns.

How do you build a hillside retaining wall?

The cost of retaining wall materials ranges from $3 to $40 per square foot. Wall block prices fall between $10 and $15 per square foot, while precase, poured concrete runs $20 to $25. Wood falls in the middle at $15 to $25 per square foot.

What is retaining wall block?

A retaining wall is a structure that holds or retains soil behind it. There are many types of materials that can be used to create retaining walls like concrete blocks, poured concrete, treated timbers, rocks or boulders. Some are easy to use, others have a shorter life span, but all can retain soil.