Dry well

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dry well

[′drī ‚wel]
(civil engineering)
A well that has been completely drained.
An excavated well filled with broken stone and used to receive drainage when the water percolates into the soil.
Compartment of a pumping station in which the pumps are housed.
(nucleonics)
The first containment tank surrounding a water-cooled nuclear reactor that uses the pressure-suppressing containment system.

Dry well

Underground structure that captures, then slowly releases stormwater runoff so that it can be absorbed by the soil.

absorbing well, dry well, waste well

A well used for draining off surface water and conducting it underground, where it is absorbed.

dry well

1. A covered pit either with open-jointed lining or filled with coarse aggregate through which drainage from roofs, basement floors, foundation drain tiles, or areaways may seep or leach into the surrounding soil.
2. Same as cesspool.
References in periodicals archive ?
Police said the 50-year-old, who is a street sweeper, fell into the drywell in Uniondale, Long Island, at about 11pm on Monday while he was apparently trying to move a piece of plywood covering the drywell.
Roof runoff collected in drywell to slowly percolate into groundwater
TABLE 4 Nonmechanical Sewage Systems 1996 1997 Type Number Type Number Drywell 783 Drywell 162 Leach lines 370 Leach lines 476 Subsurface sand filter 181 Subsurface sand filter 1 Privy 1 Privy 212 Other 84 Other 27 Total 1,419 Total 878 Total initial failure 59 (4.
Shirley Area/Ferndale Park Drywell Elimination Program - Neighborhood pipe work and landscaping in the Ferndale Park swale continues.
The indications we have, from the reactor to radiation readings and the materials they are seeing, suggest that 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.
complained to the county in February that a drywell on the road by the front gate and across from the liquor store, has not worked for years.
Fermi 2 site vice president Joseph Plona said the hole and indentations appear to be related to drilling done during the removal of insulating material from the pipes, which are located in an area of the plant referred to as the drywell.
QED mixers include a leak-proof drywell design and a minimum 30,000 hr.
Escalante Area Drywell Elimination Program - Landscaping work in the Escalante Area Swale continues.
June 7 /PRNewswire-FirstCall/ -- Plant operators at Hope Creek declared an unusual event at 2:37 pm when unidentified leakage inside the drywell exceeded 10 gallons per minute.
5_ Removal And Reinstallation Of Drywell Sump Pump _02 Nos.
Shirley Area/Ferndale Park Drywell Elimination Program - Pipe work and landscaping in the Ferndale Park swale continues.