MEC has a 55-year tradition of outstanding performance on some of the nation’s most high-profile transportation projects. To date we have completed over $3 billion of transportation projects nationwide. With our skilled and dedicated personnel, combined with cutting edge installation methods and project controls, MEC is setting new standards across every aspect of the market.
This project entailed rehabilitation of eight segments of catenary lines from New Rochelle to Sunnyside Yard. The existing systems, which were installed in the 1920s and 1930s, were due for rehabilitation because of age and as a preventative measure to help ensure that the catenary lines would hold in extreme weather events, such as a windstorm.
Mass. Electric Construction Co. (MEC) was the prime contractor for the installation of a security system on eighteen bridges over the Delaware River. The scope of work included the installation of 300 CCTV cameras covering a span of 140 miles and included seven facilities.
As the signature of Boston’s Big Dig project, the Leonard P. Zakim/Bunker Hill Bridge (Zakim Bridge), completed in 2002 and fully opened in 2004 is not only the world’s widest asymmetrical cable-stayed bridge, but it is also the first asymmetrical cable-stayed bridge in the nation. The bridge, which spans from Boston’s North End to Charlestown, MA, consists of ten lanes, and merges I-93 and U.S. Route 1 traffic across the Charles River, into and out of the Thomas P. O’Neill Jr. Tunnel.
Mass. Electric Construction Co. (MEC) was a subcontractor to Kiewit and the scope of work included the install of the traction electrification (17 traction power substations and 19 miles of double-track overhead catenary), signal system, 100 variable message signs, communications system, and a new Operations Control Center tying in the new and existing LRT lines. This new extension was larger than the entire existing LRT system.
Prior to the start of the 2002 Winter Olympics, construction was completed on the Salt Lake City TRAX, Fast Track Design/Build University Extension Project. This project was a 4.3-mile extension to the original TRAX System, and was designed to provide service to the campus at the University of Utah from the downtown Salt Lake City area.
In light of the threat presented by the terrorist attacks of September 11, 2001, the Massachusetts Turnpike Authority had to come up with a way to monitor its new $15 Billion underground highway. Mass. Electric Construction Co. (MEC) was selected to be the installer for the security system, which would allow the new Central Artery/Tunnel (CA/T) system to be monitored from one central location.
This bid-build project for the traction power electrification of Charlottte’s first light rail system included installation of 7 miles of at-grade and 3 miles of elevated track. Eight pre-fabricated 1.5MW substations and related feeder work were performed along the main right of way. In addition, 2 miles of simple catenary, substations and auxilliary systems were provided at the yard and maintentance facility.
The Grand Opening of the first phase of the TECO Line Streetcar System took place on Saturday, October 19, 2002. The line is a 2.3 mile section of double and single track that connects the downtown area with the Channelside district and historic Ybor City.
The Portland I-205 Extension Project was seven miles of light rail double track along the I-205 corridor east of Portland. As part of Tri-Met’s South Corridor Expansion, an already successful rail network, the project provides MAX Green Line Light rail service by connecting to the existing transit center at Gateway and proceeding south into Clackamas County along a dedicated rail right of way.
As part of a joint venture, Mass. Electric Construction Co. completed design verification and construction of Amtrak’s 157-mile electrified high-speed rail segment between New Haven, CT and Boston, MA in 1998. The line included 224 bridges and several tunnels, the longest being the 4,000-foot Back Bay Tunnel in Boston.
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