Interisland Terminal Mauka Extension at Daniel K. Inouye International Airport

A 280,000 square foot extension

The Mauka Extension, approximately 280,000 square foot, two-story building, connects to the existing lnterIsland Terminal (IIT) at the Daniel K. Inouye International Airport. The new concourse is capable of accommodating six Group V (Wide Body) aircraft gates and alternately, up to eleven Group Ill (Narrow Body) aircraft gates. The new building extension includes a 130,000 square foot single-ply TPO membrane roofing system on metal decking and structural steel rafters. Roof expansion joints were installed between the existing IIT building, connector, and concourse of the new Mauka Extension.

Photos courtesy of AECOM


Honolulu, HI


State of Hawaii, Department of Transportation - Airports Division (Subconsultant to AECOM)

Year Completed

  • 2021


  • Construction Management


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