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| Vinci to build two tunnels in the United States Vinci Construction Grands Projets, leader of a consortium with two American companies – Parsons RCI Inc., a subsidiary of Parsons Corp. (20%), and Frontier-Kemper Constructors, Inc. (20%) – has signed a contract with King County in Washington state for the construction of two tunnels. The contract, worth $211 million (about €166 million), covers driving two tunnels of 6.1 km and 3.6 km respectively using two earth pressure balance tunnel boring machines (TBMs) with an external diameter of 5.30 metres and pressure of up to 7 bar. The technique, which is rarely used in the United States, is one Vinci Construction Grands Projets' specific areas of expertise. Work will start on 28 August and take 51 months to complete. write your comments about the article :: © 2006 Construction News :: home page |