A round, corrugated drainpipe, normally 15 or 18 inches in diameter, that is installed beneath a driveway parallel to and near the street.

1773, origin unknown, perhaps, as Weekley suggests, the name of a long-forgotten engineer or bridge-builder.

n. Any artificial covered channel for the passage of water through a bank or under a road, canal.

(n) a transverse and totally enclosed drain under a road or railway

Round, corrugated drain pipe (normally 15" or 18" in diameter) that is installed beneath a driveway and parallel to and near the street.

A tunnelled drain or means of conveying water beneath a canal, railway embankment or road (sometimes the size of a small bridge, ie up to about 3 m across). Also, a channel for electric cables.

A covered channel up to about 4 m width or a large pipe for carrying a watercourse below ground level, usually under a road or railway. It is usually laid by cut and cover.

An enclosed structure providing free passage of water under a roadway with a clear opening of less than twenty feet (6m) measured along the center of the roadway.

Any structure, not classified as a bridge, which provides an opening under the roadway.

Any structure under the roadway with a clear opening of 20 feet or less measured along the center of the roadway.

A drain or water-way of masonry beneath a railroad track, a road, or a canal. It is a bridge or viaduct on a small scale.

Pipe- or box-like construction of wood, metal, plastic, or concrete that passes under a trail to catch surface water from side ditches and direct it away from a trail. Generally, a catch basin is created above the trail; the culvert is then buried underneath the trail between the catch basin and the downhill side. Sometimes a rock lining is laid on [..]

drainage- channel

Any structure not classified as a bridge that provides an opening under the roadway, usually made of concrete or steel, in order to drain water from one side of the road to the other.

A channel or a large diameter pipe that crosses under a road, sidewalk, etc.

A channel or a large diameter pipe that crosses under a road, sidewalk, etc.

drain that passes under a road or pathway, may be a pipe or other conduit.

A drainage feature that transports generally water under ground. This structure can run under a road, railway or building.

A transverse channel under a road or railway for the draining of water. * '''1922,''' , '''', Vintage Classics, paperback edition, page 91 *: A raft of twigs stayed upon a stone, suddenly detached [..]

A metal, plastic or concrete pipe which surface water flows through under roads and trails.