sentences:  The experts, among whom are architects, planners and civic activists, termed the BAF stance unfounded on many occasions and strongly argued that the metro rail would not affect the present operations of the airfield.The airstrip hasn't been used since 1988 and it is seriously affecting Dhaka city's development.Between 16 and 17 October 2011, the CAAB quietly upgraded it from a short take-off and landing (STOL) port to a domestic airport.