HMG 104 – Tank Car, Covered Hopper Car, Pressure Differential Car
Document Series:
Technical Bulletins
Author:
- Office of Safety
Bulletin Number
HMG-104
Discipline
Hazardous Materials
Subject:
Hazardous Materials
Keywords:
tank car, covered hopper car, pressure differential car, AAR Class 207 cars
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Effective Date: Friday, March 30, 2018
Issued Date: Friday, March 30, 2018