Gerdau Ameristeel is the largest producer of steel sheet piling in North America. In September of 2007, Gerdau Ameristeel acquired Chaparral, including its operations that produce hot-rolled sheet piling. “Chaparral Sheet Piling” has now been re-branded to “Gerdau Sheet Piling.”
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Brierley Associates
Geotechnical and tunnel design consultant with offices in Colorado, New York, Texas and Massachusetts. Visit Brierley Associates
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DYWIDAG-Systems International
DYWIDAG-Systems International (DSI) is America’s leading manufacturer & supplier of specialist ground support products to the underground coal & metalliferous mining sectors. They also are one of the suppliers of hollow core or self-drilling soil […]
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Penetradar Ground Penetrating Radar Systems
RIS Ground Penetrating Radar (GPR) Systems can accurately and nondestructively “see” through solid pavement materials, such as asphalt, concrete and soil to detect subsurface objects and determine the condition and thickness of the material examined. […]