Plane Train Tunnel West Extension Phase 1

THIS DESIGN-BUILD PROJECT AT HARTSFIELD-JACKSON ATLANTA INTERNATIONAL AIRPORT INCLUDED TUNNELING AND MODIFICATIONS TO ELEVATOR AND ESCALATOR LOCATIONS TO ENHANCE PASSENGER FLOW. THE WORK INVOLVED SELECTIVE DEMOLITION INSIDE THE DOMESTIC TERMINAL ACROSS THE PLATFORM, APRON, MEZZANINE, AND BOARDING LEVELS. DEMOLITION TASKS INCLUDED REMOVING ELEVATED SLABS, ELEVATOR PITS, CONCRETE BEAMS, FOUNDATION WALLS EXCEEDING 42 FEET IN HEIGHT AND 3 FEET IN THICKNESS, PRECAST STAIRWELLS, AND PERFORMING SAW CUTTING FOR NEW OPENINGS. ARCHITECTURAL DEMOLITION WAS CARRIED OUT ON ALL FOUR LEVELS.