Transition Unit: Specifications

Features of RailRunner's Transition Unit include:

• Width: 8' 2”
• Overall Length: 16' 0"
• Running Height: 54' 3"(from top of rail)
• Wheel Base: 6' 8”
• Weight: 16,000 lbs.
• Normal Operating Speed: 70 mph
• Carrying Capacity of bogie: 90,000lbs.
• Rail Wheels: AAR J-33, class C, AAR-1B tread
• Roller Bearings: 6” x 11” AP type Raised Wheel Seat, Class F
• Operating Air Suspension Pressure 90-110 psi: Brake Valve ABDX valve or equivalent and 1 ¼” i.d. brake pipe with gladhands
• Buff/Draft Capability: 400,000 lbs.(80% margin over FRA requirements) according to AAR Chapter 11 requirements
• Brake System: NYAB TMB 60
• Full compliant with FRA safety reqirements
• Moveable by forklift trucks off and onto rail tracks

RailRunner is Federal Railroad Administration (FRA) compliant (FRA Permanent Waiver of Compliance #1999-6416). RailRunner equipment has successfully completed all Chapter 11 tests for the AAR M-1001 manual of standards and recommended practices.