mud slab

mud slab

A layer of concrete, 2 in. (5 cm) to 6 in. (15 cm) thick, below a structural concrete floor or footing over soft, wet soil.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Even then, dirt and gravel roads can remain a mess of slush and ice, especially when the daytime temperatures reach just high enough to melt some of the ice, only to refreeze into a slick, solid mud slab by evening.
They live in cramped mud slab houses without running water or electricity.
There is a risk that membranes may be sealed to the wrong surface such as mud slabs or blinding, leading to water migration as a result of membrane discontinuity.
thick mud slabs, and workers set a cage of reinforcing steel around the base of the panels before pouring concrete for the footings.