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United States, Washington D.C - us/109

Combined sewer overflow

Design/build contract for TBM-driven, segmentally-lined 7.5 km x 7.3 m-diameter Blue Plains Tunnel (23,600 ft x 23 ft-diameter) awarded by DC Water to Traylor/Skanska/JayDee JV with design engineer Halcrow, value EUR235 million. Construction start expected in July, 2011. More from Ronald Bizzarri at DCWASA in Washington, e-mail rbizzarri@dcwasa.com. For full project details visit tunnelbuilder archive us/109 and www.dcwater.com/site_archive/news/documents/DC WASAs Long Term Control Plan_2009.pdf. 13/11.