Drainageway definition

Drainageway means an area of concentrated water flow other than a river, stream, ditch, or grassed waterway.
Drainageway means natural or manmade channel that collects and intermittently or continuously conveys stormwater runoff.
Drainageway means the area within which surface water or ground water is carried from one part of a lot or parcel to another part of the lot or parcel or to adjacent land.

Examples of Drainageway in a sentence

  • Drainageway - Any natural or artificial watercourse, trench, ditch, pipe, swale, channel, or similar depression into which surface water flows.

  • Temporary and permanent BMP’s shall address all five categories listed in the BMP Handbook: Planning, Runoff Control, Erosion and Sediment Control, Drainageway Protection, and General Site and Materials Management.

  • Drainageway – The area within which surface water or ground water is carried from one part of a lot or parcel to another part of the lot or parcel or to adjacent land.

  • Natural Drainageway - An existing channel for water runoff that was formed by natural forces.

  • Natural Drainageway - An existing channel for water runoff that was formed by natural processes.


More Definitions of Drainageway

Drainageway means a course or channel along which storm water moves in draining an area.
Drainageway means a constructed or natural channel or depression that may at any time collect and convey water. A drainageway and its drainage reserve function together to manage flow rate, volume, and water quality. A drainageway may be permanently or temporarily inundated.
Drainageway means a natural or artificial channel that flows for no more than seven days
Drainageway means the area within which surface water or groundwater is conveyed from one part of a lot or parcel to another part of the lot or parcel or to adjacent land or to a watercourse.
Drainageway means undeveloped land inundated during a twenty-five- year storm with a peak flow of at least five cubic feet per second and conveyed, at least in part, by identifiable channels that either drain to the Scappoose floodway directly or after flowing through other drainageways, channels, creeks or floodplain.
Drainageway means a natural or artificial channel that flows for no more than seven days after significant rainfall (generally two inches or more after soils have become saturated).
Drainageway means a natural or artificial watercourse including, but not limited to, streams, rivers, creeks, ditches, channels, canals, conduits, culverts, waterways, gullies, ravines or washes in which water flows in a definite direction or course, either continuously or intermittently, or in which runoff water accumulates permanently or temporarily, including any adjacent area subject to inundation by overflow or floodwater.