Do I need perforated pipe behind retaining wall?
When a Drainage Pipe is Required Behind the Wall. Every retaining wall should include drainage stone behind the wall. Though it is a good idea to install a drainage pipe on all walls, there are certain situations where a perforated drain pipe is absolutely necessary.
How do you put drainage in a retaining wall?
For proper drainage, the first 12 inches of space behind a retaining wall should be filled with crushed stone or gravel. This is so that when water gets into the space, it does not become bogged down in soil but instead can flow down the wall to the drains or weep holes.
Can I drill drainage holes in retaining wall?
You can drill weepholes but the water will still run out onto your property through the new holes. What is the problem you are trying to solve?
Where do weep holes go in a retaining wall?
The Masonry Design Manual describes weep holes as, ‘Openings placed in mortar joints of facing materials at the level of flashing, to permit the escape of moisture, or openings in retaining walls to permit water to escape. ‘
How do you put a hole in a retaining wall?
Drill the First Hole Wear safety glasses, hearing protection and a dust mask. Hold the tool firmly at a 90-degree angle to the surface of the wall. Drill the hole slowly to prevent cracking and pull the drill bit out carefully once the hollow center of the block or back of the retaining wall is reached.
Do I need a French drain behind a retaining wall?
If you’re building a retaining wall, add a French drain behind the first course of stones or blocks. Otherwise, water moving down the hill will build up behind the wall and undermine it. The pipe should rest on the same compacted gravel base or concrete footing that supports the wall.
Do I need a perforated drain pipe behind my retaining wall?
Every retaining wall should include drainage stone behind the wall. Though it is a good idea to install a drainage pipe on all walls, there are certain situations where a perforated drain pipe is absolutely necessary. Below are several scenarios that require a drainage pipe behind the wall:
What is a retaining wall drainage system?
A drainage system consisting of perforated pipes, filter fabric, and drainage stone drains the water and keeps the wall intact. This type of drainage system is necessary for retaining walls under the following circumstances:
How does a perforated pipe system work?
Perforated pipe systems have slots on each pipe that allow the water to drain from the soil into the pipe. Then the water flows through the pipe to an outlet in or near the wall. Once the water reaches the pipe outlet, it flows away from the wall. Pipe outlets can emerge from the wall’s face or a space underneath the wall.
How do you drain soil behind retaining walls?
If you need to install retaining walls on your clients’ commercial or residential property, use Hydraway to drain the soil behind the wall effectively. Our drainage systems provide the effective drainage you need to install retaining walls safely. Our systems also help the walls stay intact, no matter how much water the soils behind them absorb.