I've spent some time searching but can't find where to buy a precast drain
shape that I'd like to install along the side of my house under some
What I'm after is the sort of drain that is composed of concrete slabs that
have a slight v in them or a shallow u shape, like the drains often found in
a low point going across a road.
So each piece would be about say 3 feet wide by 3ft or more long and maybe
2in thick with say a 2 in shallow v dipping to the center so 4 inches deep
A triangle of a 36 inch wide cross section would give the other two sides
as about 18.1 inches and the obtuse angle between them as about 167 degrees.
A simlilarly shallow u shape would also work and seems more common in the
Someone out there must make these as I see them in the roads and I doubt
they are custom.
Once I have a name for this type of drain it will be much easier to find a
supplier. Any ideas?