How Long Will Wood Retaining Wall Last. If your retaining wall is going to be 40 feet (12 m) long, you need 14 posts—40 (length of the wall) divided. You can use them to fix erosion problems, transform sloped land into a usable space and even create a lovely terraced garden going up the hillside.
You can use them to fix erosion problems, transform sloped land into a usable space and even create a lovely terraced garden going up the hillside.
I want to replace this wood retaining wall with a stone one, it's got 4 x 4s going into the ground and long bolts attaching the wood siding to the 4 x 4s, what's he best way to take it out short renting equipment etc? A retaining wall can be of various different types and each type has its own special characteristics. Stone, block and concrete retaining walls stone, block and concrete retaining walls can last for generations if they are properly built. We have an old retaining wall that is about four feet tall on the edge of our property.