A catch basin is a part of a storm drain or sewer system which is designed to trap debris so that it cannot enter the drainage pipes.
A culvert is a drain or pipe that allows water to flow under a road, railroad, trail, or similar obstruction.
A manhole is the top opening to an underground utility vault used to house an access point for making connections or performing maintenance on underground and buried public utility and other services including sewers, telephone, electricity, storm drains and gas.
A manhole cover is a removable plate forming the lid over the opening of a manhole, to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.
A sewer is a pipe under the ground for carrying away water and waste.