Thus the liner is effectively sealed between three rows of bricks and brings it up above water level, preventing seepage.

Exterior French drains, however, do little to prevent seepage caused by a rising water table.

Foundation walls are even thicker to prevent seepage of water into the basement when flood irrigation was taking place around the house.

Also, I suspect that the amoeboid form does not relinquish consciousness completely; it probably shores up its surface at need, to prevent seepage.

In 1995 the authority formally asked the laboratory to cap the site with clay or concrete to prevent seepage to lower levels.

The bottom of the lake is surfaced with four inches (102 mm) of asphalt concrete to prevent seepage.

The bricks used for paving baths were polished to prevent seepage.

They are characterized by liners that prevent seepage of leachates into the groundwater.

The site will be encircled by a 20-foot-deep buried wall to prevent uncontrolled seepage.

There's much room for efficiency: the Uzbek farmers were in such a hurry that they didn't even line the irrigation ditches to prevent seepage.