Cofferdams

Portadam Inc.
is the "original" temporary cofferdam / water diversion and fluid containment system, retaining areas up to 12’ deep. Using a free-standing steel-support system and impervious fabric membrane, the Portadam technique allows in-water projects to be accomplished in a "dry condition" at a lower cost.

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GeoCHEM Incorporated

Water Structures Unlimited - Aquadam

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