Railworthiness Directive for Railroad Tank Cars Equipped With Certain McKenzie Valve & Machining LLC Valves
Keywords: Railworthiness Directive; Hazerdous Materials; Valve; Tank Cars
Abstract: This Directive requires railroad tank car owners to replace unapproved valves currently installed in some tank cars. The valves in question are UNNR ball valves manufactured and...
Clarifying Amendment to the Emergency Order To Prohibit the Continued Use of Certain Railroad Tank Cars Equipped With a Truck Bolster Bearing Either (1) Association of American Railroads (AAR) Identification Number B-2410 and National Castings of Mexico (
Keywords: Railworthiness Directive; Hazerdous Materials; Reinforcing Bars; Tank Cars
Emergency Order Requiring Capability to Initiate Emergency Application of Air Brakes from the Head End and Rear of Trains.