Washington Dulles International Airport 1980s the original design, featuring mobile lounges to meet each plane, was no longer well-suited to Dulles' role as a hub airport. Instead, midfield concourses were added to allow passengers to walk between connecting flights without visiting the main terminal. Mobile lounges were still used for international flights and to transport passengers between the midfield concourses and the main terminal. An underground tunnel (consisting of a passenger walkway and moving sidewalks) which links the main terminal and Concourse B was opened in 2004. The Metropolitan Washington Airports Authority (MWAA) began a renovation program for the airport including a new security
Tri-City Airport (Kansas) Tri-City Airport (Kansas) Tri-City Airport is a city-owned public-use airport located 11 nautical miles (20 km) west of the central business district of Parsons, a city in Labette County, Kansas, United States. In 1942 this was the Cherryvale Army Air Force Auxiliary Field #9 for the Independence Army Airfield. Between 1979 and 1986, PPF was served by Air Midwest operating under Eastern Airlines. The aircraft used was a 19-seat Swearingen Metroliner. Tri-City Airport covers an area of at an elevation of 900 feet (274 m) above mean sea level. It has one runway designated 17/35 with a concrete surface measuring