This specification covers asphalt-coated corrugated metal pipe and pipe-arches intended to be used for the construction of metal culverts.
This specification covers four types of asphalt-coated corrugated metal pipe as follows:
- Type A—Fully Asphalt-Coated
- Type B—Half Asphalt-Coated with Paved-Invert
- Type C—Fully Asphalt-Coated and Paved-Invert
- Type D—Fully Asphalt-Coated and 100 Percent Paved or Lined