floating foundation

noun

1. a foundation used in yielding soil, having for its footing a raft tending to displace a weight greater than that of the building.

Example Sentences

Once complete, this grillage of steel would be filled and covered with Portland cement to produce a broad, rigid raft that Root called a floating foundation.

From Literature

RIJSWIJK, The Netherlands — Early next year when a converted cargo container on a floating foundation of plastic bottles opens on the flood-prone shores of Korail Bosti, Bangladesh’s largest slum, few of its users are likely to celebrate the 320-square-foot space as a revolution.

From New York Times

The "floating foundation" is expected to only increase expenditure by about 15 percent.

From The Verge

Safest therefore to me it seems, and of least hazard or interruption to affairs, that none of the Grand Council be moved, unless by death or just conviction of some crime; for what can be expected firm or stedfast from a floating foundation?

From Project Gutenberg

As yet, however, the visible limits of their floating foundation had not been sufficiently reduced to attract the attention of the females; and the young man said nothing on the subject.

From Project Gutenberg