Home | About Tri Arc | Contact Us  

Military Access

Tri-Arc Manufacturing Company, a division of MELFRED Manufacturing Company, Inc. is a registered small business headquartered in Pittsburgh, Pennsylvania. Founded in 1959, Tri-Arc is a leading manufacturer of passive fall protection and access products in the United States. Tri-Arc supports the US. Federal Government with a broad selection of engineered platform systems and design services.

Contact Us Now



Tri-Arc has successfully provided design services, engineering support, and fabricated products for a wide variety of aviation access and passive fall protection projects, including:

  • Fixed wing aircraft docking systems
  • Rotorcraft docking systems
  • Adjustable height aircraft access platforms
  • Commercial aircraft provision stands
  • Flight-line maintenance stands
  • Tail stands
  • Engine stands
  • Wing maintenance platforms


Fixed Wing

fixed wing



  • Level 1, Level 2, Level 3 Solid Works drawing packages
  • Fast track budgeting
  • 3D modeling of concept in the environment
  • Application evaluations
  • On-site evaluations




  • On-site application qualification and evaluations
  • PE stamped final approval drawings
  • Fast track fabrication
  • Year-end fallout support
  • Level 1, Level 2, Level 3 Solid Works drawing packages
  • Full compliance with all federal regulations
  • 3D model renderings
  • Training and installation
  • Complete turnkey service from design through
    installation and training


Tri-Arc can provide highly qualified passive fall protection analysis, corrective implementation strategies
and support relating to performing work from height relating to:
• Code Compliance • Safety Issues • Access Problems • Erogonomics

Alaska/Horizon Air • Boeing • Bombardier Aerospace • Fort Rucker • Army Fleet Support • GE Aircraft • Eielson AFB
• Keystone Helicopter • Lawrence Livermore • L-3 • Lockheed Martin • Naval Air Station Oceana • Northwest Airlines
• NASA • Pratt & Whitney • Siemens • Sikorsky Aircraft • Skywest Airlines • Southwest Airlines • Stennis Space
Center • Tinker AFB • United Space Alliance • Warner Robins AFB • Naval Air Station Oceana

New UDesign Configurator