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...
Forms and Templates
Keywords: Safety-critical, hazard, risk assessment, base case risk, proposed case risk, cause-consequence analysis, event tree analysis, FRA Rule 49CFR-236H
Abstract: Superseded by General Technical Bulletin G-08-01;