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Conversion Facility

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Mammoth is pleased to announce a strategic investment in a world class widebody maintenance and modification facility.  Through this investment, Mammoth is embarking on a long-term partnership with Aspire MRO.


The state-of-the-art facility is located at Alliance Airport in Fort Worth, Texas.

Facility features include:

  • 778,125 sq/ft clear span hangar. One of the largest aircraft modifications and heavy maintenance facilities in the world

  • 180,000 sq/ft back shops, manufacturing, engineering, design and test labs

  • 7 wide body bays; Full 10 Ton Overhead Crane System in each bay

  • Accommodates all Boeing aircraft including 777-200LR and 777-300ER in all bays

  • Two full heavy maintenance widebody docks (fuselage, wings, and empennage)

  • Priority use of significant ramp space (Entire Apron and Wash Rack)

  • 62,000 sq/ft Main Cargo Door and door surround assembly and support shop – Building 6 (4 Ton Crane System)

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