Numbers and Titles



Includespiping and structures for stormwater conveyance, either for a single site or for multiple sites, including public and private stormwater conveyance. Includes culverts under transportation ways, embankments and similar barriers
Alternate Terms/AbbreviationsTrench drain: channel drain. Stormwater or gravity piping: storm sewers
NotesDrainage inlets such as catch basins for area drainage typically do not have traps to prevent release of in-pipe gases
See22 14 13 for facility stormwater drainage piping within a structure 33 05 00 for manholes, chambers, and vaults used for stormwater conveyance, and associated manhole covers and similar accessories 33 05 00 for various types of pipe used for stormwater conveyance 33 44 00 for pumps, inlet filters, and other equipment used in stormwater utilities.
33 42 11Stormwater Gravity Piping
33 42 13Stormwater Culverts
33 42 16Stormwater Force Main Piping
33 42 23Headwalls and Endwalls for Stormwater Piping
33 42 26End Sections for Stormwater Piping
33 42 31Stormwater Area Drains and Inlets
33 42 33Stormwater Curbside Drains and Inlets
33 42 36Stormwater Trench Drains
33 42 41Gratings and Frames for Stormwater Drainage Inlets