tremie seal

tremie seal

Concrete placed under water by means of a tremie to seal a cofferdam or caisson so that water may be pumped out.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
After the tremie seal gains strength, the cofferdam is dewatered and footing construction begins.
The north tower foundation plans originally called for a 6-meter-thick reinforced concrete footing with a 2-meter-thick concrete tremie seal. This would be eight meters deep.
Repair projects generally involve much thinner pours and make the tremie seal harder to maintain.