Drainage Behind Retaining Wall. Retaining Wall Drainage That prevents fine material and organic matter from clogging up the drainage stone Place impermeable material (soil that does not easily allow water to pass through) in front of the blocks, behind the blocks, and within the hollow core of the block (if applicable) up to the ground line at the front face.
Why Do Retaining Walls Need Drainage? Backyard Advisor from backyardadvisor.com
This can cause erosion, wall movement, and even collapse In an ideal world, drainage behind a concrete cantilever consists of drainage aggregate running the full length of the wall with weep holes spaced every 6 to 10 feet.
Why Do Retaining Walls Need Drainage? Backyard Advisor
This can cause erosion, wall movement, and even collapse To ensure optimal drainage, excavate a minimum of 12 inches behind the wall to make room for compacted gravel and a drain pipe if needed. If your retaining wall needs a drainage pipe, make sure the pipe has slots on all sides, not just one
What you need to know about retaining wall drainage Northern Suburbs Retaining Walls. That prevents fine material and organic matter from clogging up the drainage stone In an ideal world, drainage behind a concrete cantilever consists of drainage aggregate running the full length of the wall with weep holes spaced every 6 to 10 feet.
Build in Drainage for LongLasting Walls Building a retaining wall, Backyard, Retaining wall. Key Components of an Effective Internal Drainage System Clay or other poor draining soils are behind the wall.