Welltech Portable Bunds
Welltech Total Water Management’s constant search for effective water management solutions that work - now makes it possible for us to offer our Welltech Portable Bund. Welltech Portable Bunds are designed and manufactured in the United States and are the leading water inflatable cofferdams for use in the construction industry... they are dependable liquid inflatable containment structures for controlling hazardous materials on land and in the marine environment.
Construction site dewatering and containment are easy and affordable with Welltech’s patented portable temporary bunds. Effective results are achieved quickly at a cost that is significantly less than alternative dam methods such as earthen berms and rigid mechanical barrier systems. For water removal and other dewatering projects, our water-inflatable Welltech Portable Bund’s really stand out!
Construction site dewatering clients typically enjoy savings with Welltech Portable Bund dewatering systems - their first day on the job! Simply place the Welltech Portable Bund into position and fill from any readily accessible water source. In minutes, an effective water-filled cofferdam barrier can be deployed that permits construction worksite dewatering and effectively facilitates removal of unwanted water. Welltech Portable Bunds water-inflated construction site dewatering and containment systems are distinct because they are:
How are Welltech Portable Bund’s made? Welltech Portable Bunds are constructed from industrial grade vinyl coated polyester. This fabric is laminated with a base of woven polyester between two layers of flexible polyvinyl chloride. These units can be repaired easily in the field in wet or dry conditions. What sizes of Welltech Portable Bunds are available? Inflated heights are up to 2.4 metres. Standard lengths are 30 metres. Custom sized units are available upon request.
Welltech Portable Bund Connections Welltech Portable Bunds are joined together using an easy-to-deploy barrier overlapping technique. How does a Welltech Portable Bund work? The concept is a simple one that's backed up by the latest in high-tech design and fabrication techniques. Welltech Portable Bunds are constructed as single tubes with a patented inner restraint diaphragm running the length of each unit. This is the basic structural element that prevents them from rolling when exposed to unequal water or hydrostatic pressures from the outside.
Patented Internal Double Baffle System
Using standard size hose and adapters the installation and removal of a Welltech Portable Bund is quickly and easily accomplished. When filled to their recommended height these mass and gravitybased units are able to conform to various types of terrain and stream bed materials. The flexibility and impermeability of a vinyl Welltech Portable Bund creates an effective watertight seal that then allows for the removal, diversion or deflection of surface, flood or contaminated waters. How are Welltech Portable Bund’s installed? Large areas can be installed and operating within hours using an excavator or crane however there are minimum site specific requirements. Slope and grade parameters, water depth, water velocity, anticipated water flows and related hydrological standards that must be evaluated before applications can be undertaken. When correctly installed, Welltech Portable Bunds provide effective, affordable protection for waterways, property and people.
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