Since the Globe's series on Big Dig cost overruns and errors at the hands of Bechtel/Parsons Brinckerhoff, the state and the public have responded strongly. Here is an archive of subsequent Globe coverage:
Romney vows to recover Big Dig funds
Governor Mitt Romney, saying he was outraged that the Big Dig's private-sector managers have never been held accountable for costly mistakes, pledged yesterday to hire an independent engineering firm to get money back for state taxpayers.
Bill seeks to revive Big Dig claims
In a move to recover tens of millions of dollars in mistakes made by the Big Dig's private-sector managers, Secretary of State William F. Galvin drew up legislation yesterday to allow pursuit of thousands of cases now off-limits because of the statute of limitations.
Editorial: Big dig reckoning
Bechtel Parsons/Brinckerhoff, the giant engineering partnership, has been a fixture on the Central Artery project for 18 years. It is time for an assessment of its work, and the Romney administration ought to make sure it is done by competent independent engineers and officials.
Bechtel blamed for $65m mistake
State Inspector General Gregory W. Sullivan yesterday issued a detailed report blaming the Big Dig's private-sector managers for making a $65 million error on one small area of the project in 1997, and then recommending to state officials that taxpayers pick up the tab.
Adrian Walker: Let's recover what is due
State Senator Bruce Tarr was far from the only person shocked by the overruns and costly mishaps at the Big Dig. But he might turn out to be the most effective of the project's many critics.
Capuano asks US to investigate $1.6b in construction overruns
US Representative Michael E. Capuano yesterday asked the inspector general of the US Department of Transportation to investigate the $1.6 billion in construction cost overruns that have sent the Big Dig's budget skyrocketing in recent years.
Senate votes to lengthen claim period on Big Dig
In the strongest demonstration yet of outrage over Big Dig mistakes, the state Senate yesterday voted 38-0 to extend the statute of limitations for recouping money lost to poor decisions and flawed work by the project's private-sector managers.
Brian McGrory: If only we had listened
He has been ignored by his underlings, ostracized by his colleagues, and threatened by his superiors. He has been harassed in the corridors of power and ultimately fired by the governor of Massachusetts.
Pike pursuing refund from Bechtel for Big Dig errors
Six years after Big Dig contractors received design drawings so flawed that they failed to include the FleetCenter, the Massachusetts Turnpike Authority has directed its legal team to pursue a refund from the Big Dig's managers, Bechtel/Parsons Brinckerhoff, for the mistake.
Auditor reviewing Big Dig contracts
State Auditor A. Joseph De Nucci has begun an intensive review of five major Big Dig contracts that together have had overruns of more than $500 million, officials said.
Bechtel ordered to submit records
State Inspector General Gregory W. Sullivan yesterday ordered Bechtel/Parsons Brinckerhoff, the Big Dig's private sector manager, to turn over thousands of pages of documents detailing its role in six specific cost overruns totalling about $68 million.
Bechtel says report on overruns was unfair
The engineering company in charge of the Big Dig released a point-by-point defense of its work yesterday, calling allegations that $1.1 billion in overruns was tied to its mistakes ''not only false but deeply unfair.''
Read the full response statement by the Globe
Group questions Big Dig savings
An independent, national engineering group yesterday cast doubt on the cost savings the Big Dig's private-sector managers have attributed to their stewardship, and recommended that the state stop relying on the company to judge its own work.
Big Dig expense edges higher
A year after federal regulators took the state to task for hiding more than $200 million in Big Dig expenses, another $84 million in construction-related costs still are not included in the project's official price tag of $14.6 billion, according to project documents and industry specialists.
House votes to extend Big Dig suit deadline
The Massachusetts Legislature, jolted by the realization that the statute of limitations protects the Big Dig's managers from paying for hundreds of mistakes, voted unanimously yesterday to extend the deadline for bringing cost-recovery suits to at least 2013.
State IG says Bechtel masked role in overruns
The company in charge of the Big Dig has concocted a ''cover story'' to distance itself from $1 billion in cost overruns that were the result of errors, omissions, and other problems in plans for which the company ultimately had responsibility, state Inspector General Gregory W. Sullivan said yesterday.
Building a reputation
Bechtel has never shied away from big construction projects, but worldwide achievements are accompanied by controversy.
Romney tackled overruns while leading Olympics
When he meets this morning with Adrian Zaccaria, the president of Bechtel Group Inc., Governor Mitt Romney will be renewing a business relationship that began in 1999 when Romney took over leadership of the Winter Olympics and promptly slashed the budget Bechtel had helped create.
Big Dig team agrees to outside review
Top executives for the Big Dig's private-sector managers met with Governor Mitt Romney yesterday and agreed to cooperate with an independent review of their work on the massive project.
E-mail deletions could slow probe
Big Dig managers testified at a State House hearing yesterday that they advise employees to erase all e-mail messages after just 30 days, a policy that will deprive state investigators of valuable evidence as they seek to recover millions of dollars lost in part to possible mismanagement.
Graphic: Big Dig documents
Romney signs law targeting design errors on Big Dig
Governor Mitt Romney signed legislation yesterday aimed at vastly increasing the probability that state lawyers will recover some of the hundreds of millions of dollars lost to Big Dig management and design errors.
Big Dig hearings to focus on errors
Just one day after Big Dig officials cut the ribbon on the new northbound tunnel beneath downtown Boston, state lawmakers will grill present and past project managers to find out why just $35,707 has been recouped for design and management mistakes worth potentially hundreds of millions of dollars.
Romney plans changes in Big Dig cost panel
After moving to control efforts to recover millions of dollars lost to Big Dig design and management mistakes, Governor Mitt Romney now has made overtures to several state and federal agencies that were chafing at being left out of the process.
Poor recovery on Big Dig errors targeted
State lawmakers grilled Turnpike Authority managers yesterday about their failure to recover Big Dig funds lost to mistakes, saying that any new recovery effort should be conducted independent of the agency.
Audits say Big Dig firm overcharged by $31m
As state lawmakers launch an all-out effort to recover money lost to Big Dig mistakes, federal auditors have concluded that one of the two companies managing the project overcharged the public by $31 million.
Lawmakers grill Artery managers on overruns
A panel of powerful state senators butted heads with the Big Dig's private-sector managers for three hours at a State House hearing yesterday, challenging the firm's assertions that it gave taxpayers their money's worth on the $14.6 billion project..
Bechtel / Parsons seeks to block release of audits
Bechtel/Parsons Brinckerhoff, the company managing the Big Dig, yesterday filed for an injunction in Suffolk Superior Court to stave off, at least temporarily, public release of federal audits that say the company overbilled the state by $31 million.
Senator to fight Big Dig aid cap
State Senator Marc R. Pacheco, armed with fresh evidence that federal officials apparently knew the Big Dig's true cost five years before a $2 billion overrun rocked the project, says he will seek to lift the federal funding cap that was imposed in the scandal's aftermath.
Judge rejects effort to keep big dig records secret
A state court judge, citing an "immense" public interest in scrutinizing the hundreds of millions of dollars paid to the Big Dig's private sector managers, yesterday rejected the manager's request for a court order keeping billing records secret.
Audits question $1m fee for Big Dig consultant
One of the companies managing the Big Dig billed the public $1 million for the consulting work of a former state official and congressional aide who acknowledged spending "70 percent" of his time finding other government projects for the firm, according to interviews and newly released audits.
House candidate helped by Big Dig ties
A handful of influential Big Dig consultants, contractors, and lobbyists have lined up behind a Braintree Democrat who's seeking to capture a seat in the state Legislature vacated by the chairman of the powerful Joint Transportation Committee.
Big Dig planners eye earlier finish
Fearful that the Big Dig will encounter additional delays and cost millions of dollars more than current estimates, the project's managers have been quietly hashing out a plan to open the last section of tunnel roadway as early as Thanksgiving weekend.
Panel sought for recouping Big Dig costs
State lawmakers, appalled that the Massachusetts Turnpike Authority has recouped just $35,707 for millions of dollars in Big Dig management errors, will file a bill today to strip the agency of its cost-recovery responsibilities and hand the task to an independent group dominated by project critics.
Bill is filed for independent cost recovery on Big Dig
More than two dozen state senators and representatives sponsored a new bill yesterday that would create a high-powered commission to take over Big Dig cost recovery from the Massachusetts Turnpike Authority.
SEC finds ex-Big Dig chief negligent, not fraudulent
Wrapping up its probe, the staff of the Securities and Exchange Commission has found former Big Dig chief James Kerasiotes negligent for failing to disclose the project's $1.4 billion overrun in 1999, but has concluded that Kerasiotes committed no fraud and did not intend to deceive bondholders, according to a settlement agreement reviewed by the Globe.