percolation test

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percolation test

[pər·kə′lā·shən ‚test]
(civil engineering)
A test to determine the suitability of a soil for the installation of a domestic sewage-disposal system, in which a hole is dug and filled with water and the rate of water-level decline is measured.

percolation test

A test to determine the rate at which a particular soil absorbs effluent; a hole is dug in the soil and filled with water, then the rate at which the water level drops is measured. (See illustration p. 716.)
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References in periodicals archive ?
A perk test is done by the county after you dig a four foot hole (or whatever the frost depth is in your area) and when the county inspector arrives, the two of you will pour a five-gallon bucket of water in and watch to see how long it takes for the land to absorb that water.
A culvert to nowhere became a driveway and a perk test and a septic system.