New Blue Line including eleven stations proposed to run from Arlington County, under the Potomac River and through the center of the District to Robert F. Kennedy Memorial Stadium. Cost estimated at $6.3 billion. 46/01. A jv of The Lane Construction Corp., Slattery Skanska, and Granite Construction has been contracted to design and construct the 5 km Largo extension of the Blue Line Metrorail, for US$218 million. The customer is the Washington Metropolitan Area Transit Authority (WMATA). The double-track line, from the existing Addison Road Station to Largo Town Center in Prince George's County, Maryland, east of Washington, D.C., will feature construction of a double box cut-and-cover tunnel through wooded areas and several street crossings. Opening to traffic in 2005. Visit www.largotowncenter.com and www.wmata.com 12/02.Design-build contract awarded to Jacobs Engineering for the 5 km extension of the Blue Line from the existing Addison Road Station to Largo Town Center. Includes 3.2 km of cut-and-cover route. Scheduled to open for service by 2004. Visit www.largotowncenter.com and www.jacobs.com 21/02.

REQUEST FOR PROPOSAL (RFP), deadline 07/04/2021,  to engage a Construction Manager at Risk (CMAR) for the Yellow Line Tunnel & Bridge Rehabilitation project between Metro’s Pentagon and L’Enfant Plaza Stations. Work will include rehabilitating a steel-lined structure to provide redundant structural support of the existing tunnel, thereby restoring the structural integrity of the tunnel and extending its useful life for a minimum of fifty (50) additional years. The project contains heavy systems work, including the temporary relocation and permanent replacement of existing communication, traction power, Automatic Train Control (ATC), life safety, fiber optics, and other systems.  Structure work will include replacing existing bearings, expansion joints, drainage systems, and dry standpipe systems.  Estimated Project Value USD20M to USD50M.  Estimated Period of operation from 28 to 42 months. Contact WMATA, attn Ms Norie A. Calvert, email nacalvert@wmata.com. For further on the tender, please click here. Ref.n. 810. 12/21.