Caldecott Tunnel Portal No. 2 Improvements Project

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4LEAF provided environmental support services to Tutor-Saliba during the construction of new Caldecott Tunnel Portal Number 2 project in Contra Costa and Alameda Counties, CA.  Services provided include collecting waste characterization samples of tunnel spoils and providing as-requested technical support for data interpretation and sampling protocols.

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Posted on

January 22, 2015