1.1 This specification covers corrugated steel pipe intended for use for storm water drainage, underdrains, the construction of culverts, and similar uses. Pipe covered by this specification is not normally used for the conveyance of sanita This specification covers the standard requirements for corrugated, metallic-coated steel pipes intended for use in sewers, storm water drainage, underdrains, culverts construction, and similar other uses. These pipes are not normally used for the conv