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CertainTeed’s polyvinyl chloride (PVC) pipe plant in Lodi, Calif., was honored by the California Occupational Safety and Health Administration (CA OSHA) through its Safety and Health Achievement Recognition Program (SHARP). CertainTeed is the 51st company in California to be given this award.

U.S. demand for pipe is forecast to advance 6.6 percent per year to $38.6 billion in 2015. Gains will represent a substantial turnaround from the declines of the 2005-2010 period, during which pipe demand was hampered by an economic recession and a sharp drop in building construction spending.

Legend has it that Cincinnati, like Rome, was built on seven hills. Contractor Midwest Mole Inc., Indianapolis, IN, is continuing the local history by constructing seven sewer tunnels in a landmark project that is challenging common trenchless methods for long bores.

Vectren Corporation acquired Minnesota Limited, Inc. March 31 in a strategic move to grow Vectren's infrastructure services business segment. Minnesota Limited will join wholly owned subsidiary Miller Pipeline in Vectren's infrastructure services group.

Jeff Griffin, Senior Editor

CenterPoint Energy Inc., Houston, TX, is a domestic energy delivery company that includes electric transmission and distribution, natural gas distribution, competitive natural gas sales and services, interstate pipelines and field services operations. It serves more than five million metered electric and natural gas customers in six states: Texas, Arkansas, Louisiana, Minnesota, Mississippi and Oklahoma.

Traci Read, Senior Editor

Dr. Samuel Ariaratnam was recently elected to serve a three-year term as the new chairman of the International Society for Trenchless Technology (ISTT). Dr. Ariaratnam previously served as vice chairman of ISTT having been elected to the position in 2007.

Creative thinking and teamwork are what have earned students from across the U.S. and Canada the opportunity to travel to Las Vegas and compete in the national finals of the AEM Construction Challenge presented by Volvo Construction Equipment taking place March 21-25 at the international CONEXPO-CON/AGG construction industries trade show.

As it often happens in urban areas where land is at a premium, the 4.5-acre site did not have enough space to fit in both a detention pond and parking lot. The engineers took the only possible option — designing an underground stormwater system.

"If the engineers used an above-ground detention system, the site would have lost 22,000 sq. ft., which would have cost the owner about $166,000," said contractor Danny Clements at Danny Clements Builders. "Instead, an underground system is conveniently located under the parking lot, taking up no usable space."

McConnell Dowell Corp. Ltd. recently completed the Pringle Hill Pipejack, which forms part of the construction work on the Northern Pipeline Interconnector project being undertaken by the Northern Network Alliance (NNA) in South East Queensland, Australia.

The U.S. Department of Labor is seeking an administrative court order requiring Gerardi Sewer & Water Co., a Norridge, IL-based contractor, to provide a monthly report of its work locations to the Occupational Safety and Health Administration, permit unannounced jobsite audits by qualified independent consultants and annually train workers on cave-in protection for the next two years.

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