Drywell definition

Drywell means an unlined or partially lined underground pit (regardless of geometry) into which drainage from roofs, basement floors, water softeners or other non-wastewater sources is discharged and from which the liquid seeps into the surrounding soil.
Drywell means a well, other than an improved sinkhole or subsurface fluid distribution system, completed above the water table so that its bottom and sides are typically dry except when receiving fluids.
Drywell means a well which is a bored, drilled or driven shaft or hole whose depth is greater than its width and is designed and constructed specifically for the disposal of storm water. Drywells do not include class 1, class 2, class 3 or class 4 injection wells as defined by the Federal Underground Injection Control Program (P.L. 93-523, part C), as amended. A.R.S. § 49-331(3)

Examples of Drywell in a sentence

  • X15.Precast Drywell Types 1, 2, and with cones and adjustment Sections.See Std.

  • Drywell & vertical drain field design shall be based on soils borings made at the proposed drywell locations after the retention basins have been rough graded.

  • The Drywell accessway shall be an integral extension of the Wetwell assembly and shall include a lockable cover assembly providing low profile mounting and watertight capability.

  • Drywell means a well, other than an improved sinkhole or subsurface fluid distribution system, completed above the water table so that its bottom and sides are typically dry except when receiving fluids.

  • Drywell permits shall be registered in the name of the property owner with ADEQ.


More Definitions of Drywell

Drywell means a subterranean pit, chamber, or structure used to collect storm water, effluent, or other liquid and disperse it into the soil.
Drywell means a well, completed above the groundwater table so that its bottom and sides are typically dry except when receiving fluids.
Drywell means a precast concrete manhole with perforations and installed with drain rock or other material for exfiltration of surface water runoff or other drainage to the subsurface.
Drywell means a well, other than an improved sinkhole or subsurface fluid distribution system, generally completed above the water table so that its bottom and sides are typically dry except when receiving fluids. "Ductility" refers to the ability of a material to sustain stress until it fractures.
Drywell means a subterranean pit, chamber, or structure used to collect stormwater, effluent, or other liquid and disperse it into the soil.
Drywell means a well, other than a “subsurface fluid distribution system”, completed above the water table where its bottom and sides are typically dry except when receiving fluids.
Drywell means the compartment where non-submerged pumping equipment, devices, and appurtenances are installed in a wastewater pump station.