drywell


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dry well

also dry·well (drī′wĕl′)
n.
An underground chamber, usually containing stones or rubble, that collects rainwater from the roof of a building and allows it to seep gradually into the soil, reducing runoff.

drywell

(ˈdraɪˌwɛl)
n
(General Engineering) a type of sewage or excess water disposal system
References in periodicals archive ?
electrical, diesel, hydraulic, submersible, drywell, wellpointing and accessories.
The drywell is probably the best place for conditioner backwash.
Stormwater: Amazon Creek stabilization, Bertelsen to Royal, and Chambers to Garfield; Drywell elimination, Taz/Willowbrook areas
Mark Pomponi, General Manager of Development Services, displayed a site plan for the new home noting that the drywell was not required by the county but had been proposed by the owners' engineer to deal with drainage matters.
New York, June 15 (ANI): A man has been rescued eight hours after he fell into a 25-feet deep wet drywell which was filled with debris.
In Units 2 and 3 Reactor Pressure Vessel and Drywell pressures remain at atmospheric pressure.
He said: "The indications we have suggest the core has melted through the bottom of the pressure vessel in unit two, and at least some of it is down on the floor of the drywell.
New Zealand's wastewater pumping stations are classified into two main groups: drywell WWPTs and wet-well WWPSs.
On smaller properties, he often digs a drywell, which is much like a regular well except that it doesn't reach ground-water and so is dry unless there have been recent storms.
Another approach is to incorporate an interconnected infiltration drywell or underground perforated piping system with a controlled overflow to the separate storm sewer.
A uniquely small sensor construction creates low immersion requirements, allowing the Hart Scientific 5624 to be used as a reference standard in 6-inch (153-mm) drywell calibrators and furnaces.
Mixers feature drywell construction around the low speed shaft for positive lubricant containments.