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The AWO-RCP, Subchapter M, and ISO Certification

Posted by Dillon Hogan on Tue, Jun 12, 2018

A story of Total Quality Management for an inland marine company.

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The Leverman's Challenge

Posted by Dillon Hogan on Tue, May 29, 2018

The Bureau of Labor Statistics classifies a dredge operator as a person who removes sand, gravel, or other material in order to excavate and maintain navigable channels in waterways. In the industry, we call the dredge operator a leverman. This is a historical remnant of the days when the pilothouse, or lever room, was full of mechanical levers that controlled various parts of the dredge. The levers eventually gave way to computerized control systems...

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The Most Effective Way to Build Sand Covers and Caps

Posted by Nathan Kainz on Tue, May 15, 2018

Capping is an integral part of the remediation of a water body. As the benthic community generally lives on the bottom of a lake or river, these micro-organisms are a key piece of the ecological food chain. They are also very sensitive to contaminants, and any level of exposure can greatly reduce their population. Putting a cover, or cap, of clean material such as sand, engineered materials, or stone over the bottom of the waterway can provide the clean environment in which the benthic community can flourish while trace amounts of contaminants are left to safely decompose underneath.

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