To search an exact document title or key phrase, place quotations around the text. Example: "U.S. Government Grade Crossing Research & Stakeholder Engagement" Entering keywords without quotations will search the eLibrary for all occurrences of the keywords.
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...
Keywords: Pipeline and Hazardous Materials Safety Administration, PHMSA, safety advisory 2013-07, Lac-Megantic, classification, hazardous materials, safety and security plans
Keywords: Continuous Welded Rail; CWR
Keywords: tank cars ; bottom outlet valves; hazardous materials; Title 49�(CFR) 174.50