frost heave


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frost heave

The raising of a soil surface due to the accumulation of ice in the underlying soil.
References in periodicals archive ?
Frost heave results from ice forming beneath the surface of soil during freezing conditions in the atmosphere.
Taking only San-Zhang corridor for example, the layout of freezing pipes, freezing parameter and monitoring frost heave and thaw settlement in the site are presented below.
Once frost heave has thus corralled the stones into clusters, it squeezes those clusters into piles or mounded stripes, says Kessler.
Frost heave occurred in clean sand and gravel in a recent study when the temperature oscillated above and below freezing, said Margaret Darrow, an assistant professor in the University of Alaska Fairbanks Mining & Geological Engineering Department.
Drainage strategies can minimize potential frost heave.
In 1989, Dash proposed that modest temperature differences can drive flows in these liquid surface films and contribute to frost heave.
Second was that the entire length of the pipeline, susceptible to frost heave, be monitored for any change occurring in its spatial position in relation to the position in which it was originally buried.
Frost heave can throw crown plants, such as alfalfa, out of the ground.
The new equations apply to any pure, frozen substance and thus appear to rule out the notion that frost heave results from water's unusual habit of expanding as it freezes, Dash says.
The 100 Block is subject to severe frost heave and is deteriorating rapidly.
The company's consultants feel these sulfide boulders are frost heave and their source is local.