Colebrook White Prandtl
A formula for calculating the flow through pipes.
Collapse
Critical failure of a pipeline when its structural fabric disintegrates.
Collaring
The initial entry of casing or a cutting head into the earth.
Collection System
A network of sewers which serves one or more catchment areas.
Collector Sewer
A sewer located in the public way collects the wastewaters discharged through building sewers and conducts such flows into larger interceptor sewers and pumping and treatment works. (Referred to also as “street sewer.”)