The Washington Metropolitan Area Transit Authority (WMATA), Fairfax County, Loudoun County, Town of Herndon and the Metropolitan Washington Airports Authority (MWAA) are partners in this 23-mile transit extension in the rapidly growing Dulles Corridor in Fairfax and Loudoun Counties, Virginia. [google map here]

Learn more about major construction projects at our airports and along the Dulles Corridor: Washington Dulles International Airport Ronald Reagan Washington National Airport Dulles Corridor Metroail Project Learn about the requirements for construction and submit requests inspections or utility outages:

In October of 2011, the Metropolitan Washington Airports Authority Board of Directors commissioned an independent audit to assess the administrative procedures that the Airports Authority was using in the oversight of Phase 1 of the Dulles Corridor Metrorail Project, and to recommend any opportunities for improvement in managing the Project. KPMG, a nationally recognized accounting firm, recently completed the audit which found that “current processes and controls overall are working as intended to allow for effective management of the Project.”

On December 29, 2006, The Metropolitan Washington Airports Authority signed the first of several agreements with the Virginia Department of Transportation (VDOT), which will be required for the Dulles Metrorail Project to be financed and built by the Airports Authority. The major business terms of the agreement between the Airports Authority and VDOT are outlined below: Term

Click below to download documents submitted to the Federal Transit Administration on February 1, 2008:

By resolution approved on June 6, 2007, The Metropolitan Washington Airports Authority Board of Directors authorized the Airports Authority to enter into a contract to construct Phase I of the Dulles Corridor Metrorail project. On July 23, 2008, The Metropolitan Washington Airports Authority Board of Directors approved a resolution authorizing the Airports Authority to update the previously approved contract.

New permanent airline gates were constructed in the lower level of the Main Terminal to replace the temporary T-gates. The first completed phase of the Z-gates is located to the east of the airport’s original Airport Traffic Control Tower. The building features gates furnished with counters, holdrooms, restrooms, concessions, airline operations offices and other terminal services.