...violated procurement procedures by allowing some contractors to perform work outside the scope of their original contracts without rebidding the jobs...

ANNAPOLIS — The Maryland Department of Transportation violated procurement procedures by allowing some contractors to perform work outside the scope of their original contracts without rebidding the jobs and without the approval of the state Board of Public Works, auditors found.
In a report released last week, the legislative auditors discovered that a rail safety inspection contractor continued to do work after its original contract had expired by making the company a subcontractor under a State Highway Administration contract for bridge engineering and design services.
Responding to the audit, the department said the procurement rules were bent “for the continuation of critical projects and were time sensitive. Those responsible for continuation looked to SHA, with many more contractual resources than TSO [the Transportation Secretary’s Office], as a means to retain the vendor experienced with the projects.”...

...passed on to the attorney general for investigation...

...To avoid bringing contracts through a bidding process has the potential to create favoritism and a too-cozy relationship with vendors. And to divert funds to projects other than those that were bid makes a mockery of the procurement process.”...

 http://thedailyrecord.com/2012/11/18/audit-hits-mdot-procurement-procedures/