Central Artery/Tunnel Big Dig Reports

Central Artery Big Dig 1994-Present

• Maintenance & Inspection of Covered Roadways & Highway Decks, Letter to John Cogliano, Chairman, MA Turnpike Authority, April 2007 
• Legal & Financial Concerns Relative to the Plan to Transfer the Western Turnpike to MassHighway, Letter to Chairman John Cogliano & Commissioner Luisa Paiewonsky, Dec 2006 
• Review of the Implication of Elimination of Tolls on the MA Turnpike, Letter to John Cogliano, Chairman, MA Turnpike Authority, November 2006 
• Interim Review of the Partial Collapse of the Interstate 90 Ceiling & the Obligations of Various Commonwealth Entities to Inspect, Maintain, & Certify the Safety of the Tunnel, letter to Senator Steven Baddour & Representative Joseph Wagner, Oct 2006 
• Surety Bonds & the Central/Artery Tunnel Project, letter to Chairman Matthew J. Amorello, September 2005  
• A Review of Big Dig Professional Liability Insurance Coverage, June 2005 
• A Big Dig Cost Recovery Referral- Dewey Square Air Intake Structure, March 2005 
• A Big Dig Cost Recovery Referral- Waterproofing Mismanagement by Bechtel/Parsons Brinckerhoff in East Boston, March 2005 
• A Big Dig Cost Recovery Referral- Paving Mismanagement by Bechtel/Parsons Brinckerhoff, January 2005 
• Investigations Contribute to Planned $100 Million Big Dig Lawsuit, December 2004
• A Big Dig Cost Recovery Proposal- Trench Drain Failures Led to Cost Increases, November 2004 
• Big Dig Water Leaks, letter to Chairman Matthew Amorello from Inspector General Gregory W. Sullivan & Auditor A. Joseph DeNucci, November 2004 
• Investigation Leads to $146 Million Big Dig Lawsuit, March 2004 
• Big Dig Cost Recovery Referral- Poor Contract Oversight by Bechtel/Parsons Brinckerhoff May Have Led to Cost Increases, February 2004 
• A Big Dig Cost Recovery Referral- Contract Mismanagement by Bechtel/Parsons Brinckerhoff May Have Increased Big Dig Costs, December 2003 
• Proposal to Pursue Big Dig Cost Recovery- Ceiling Installation in the Ted Williams Tunnel, October 2003 
• Analysis of Bechtel/Parsons Brinckerhoff's Reply to The Boston Globe's Investigative News Series Concerning the Big Dig, February 2003 
• A Recommendation for Cost Recovery Against the Big Dig's Management Consultant- Grout Heave-Related Contractor Claims on the C11A1 Contract, February 2003  file size 2MB
• A History of Central Artery/Tunnel Project Finances 1994 - 2001- Report to the Treasurer of the Commonwealth, March 2001
• A Review of the Central Artery/Tunnel Project Cost Recovery Program, December 2000
• See All Central Artery Big Dig 1994-Present