Baltimore/Washington International Thurgood Marshall Airport (BWI Airport)

Gillespie Precast supported numerous contractors through the Maryland Aviation Administration (MAA) and Federal Aviation Administration (FAA) for projects at Baltimore/Washington International Thurgood Marshall Airport (BWI Airport). Gillespie Precast supported 2 of the 11 major upgrades to the airport and supplied custom and stock slabs, endwalls, manholes, box culverts and utility vaults.

The projects Gillespie Precast supported:

  • Project 12-01: Design and construction of a 70,000 square foot addition to Concourse E and renovation of 20,000 square feet of Concourse E. Upper level additions are four arrivals-only gates and two arrivals and departures gates with holdrooms. On the sterile level, the existing sterile corridor will be extended with support space for Automated Passport Control. Lower level additions will accommodate future baggage make-up, a new electrical substation, mechanical and electrical spaces, two restrooms, and leasable space.
  • Project 12-03: Construction of 35,000 square yards of new aircraft apron pavement including expansion of the stormwater drainage system with dual oil/water separators and an extended water line to support the Concourse E extension. An existing drainage pond (Pond B14) at the end of Concourse E will be converted to aircraft apron. An existing infield area at the end of Cargo Building E will be converted into aircraft apron. An outfall pipe will be constructed from Pond B14 to Pond B15.