The gravel is usually left exposed on the floor surface, but you can cover it with a metal or plastic grid if you choose. Pros: A French drain is extremely beneficial to collect excess groundwater and ...

FRP trench drains and sumps offer a much smoother surface than concrete, ... To close, here’s a photo essay of a typical trench and sump project, from the factory to commercial service. 1.

If the water flows across the driveway pretty evenly, then you’ll want to put in a trench drain. These can be 4, 6 or 12 inches wide at the top and 10, 20 or 30 feet long.

A French drain can solve a variety of yard drainage problems. It collects the storm water that pools in low spots, and disperses it over a large area through a trench that is filled with gravel ...

Home & Garden; Now you can install a trench drain in hours, not days . Updated: ; Aug. 09, 2013, 6:00 p.m. | Published: ; Aug. 09, 2013, 5:00 p.m.

The trench only needs to be 1 foot wide, and even a trench just 6 inches wide can suffice. If you need to use a digging machine, you may end up with a trench 16 or 24 inches wide.

The trench drain system consisted of a 6–inch wide channel made from HDPE high–strength foam polymer for maximum durability and strength, and is pre–sloped for ease of installation.