b'GENERAL INFORMATION Drainages Pipe, or Reinforced Drainage Pipe, or Reinforced Concrete Pipe (known as RCP) is the strongest Concrete Pipe (known as and the most reliable pipe used for underground stormwater sewers. Sizes rangeRCP) is the strongest and from 12 inches to 96 inches in diameter, and lengths up to eight feet. The RCP the most reliable pipe used for pipe sections contain a male and female ends for interconnecting the pipeunderground stormwater sewers. segments. These connections are sealed watertight with a butyl gasket materialor rubber oring. 178'