Traffic Safety Improvements on Beacon Street (601183) Brookline, Massachusetts
Contract Value: $19,729,502
Project Dates: September 2005 – April 2008

This project involved improvements to the Beacon Street corridor in Brookline from Ayr Street to St. Mary’s Street.  The project site is within a historic district, originally designed by Frederick Law Olmsted and listed on the National and State Registers of Historic Places.

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Route 1A/Neptune Road CA/T Contract C08A8 Boston, Massachusetts
Contract Value: $10,420,431
Project Dates: January 2006 - June 2007

Route 1A / Neptune Road was a Central Artery / Tunnel Project (CA/T) contract that consisted of modifications to the existing highway viaduct foundations and abutments, and altering and widening the existing viaduct structures.  Demolition and reconstruction of the mechanically stabilized earth (MSE) and reinforced concrete highway structures was included.

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I-90/1A Interchange Boston, Massachusetts
Contract Value: $261,899,682
Project Dates: March 2000 - October 2007

This project was a combination of two contracts; the Central Artery Tunnel Project’s (CA/T) Contract C08A1 and the Massachusetts Bay Transportation Authority’s (MBTA) Contract S12CN01.

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Route I-93/I-293 Interchange Manchester, New Hampshire
Contract Value: $14,206,577 (under budget)
Project Dates: October 2000 - January 2003

This project involved reconstruction and improvements to approximately 1¾ miles of northbound and southbound Interstate 93, including part of the merge/diverge ramps with Interstate 293.

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