AAR’s Field Guide to Tank Cars Download
Are you a birdwatcher who’s spotted every owl and thrush, and wants to move on to a new field of study? Are you a model train hobbyist who wants to make sure your HO scale equipment accurately reflects modern regulations? Or are you a safety professional who deals with bulk dangerous goods in tank cars? If your answer to any of those questions is “yes,” the American Association of Railways (AAR) has published something that will make identifying a TC-111A100W5 or DOT-117R100W as easy as telling a Mourning Warbler from a Laughing Gull.
AAR’s Field Guide to Tank Cars, by Andy Elkins, is a resource for rail workers and particularly for emergency responders. Tank cars come in many varieties, and handling them safely or responding to spills means that you must know what type of car is involved. The Field Guide has been updated for its third edition to reflect current regulations and standards, which have changed over the past decade due to incidents such as the Lac-Mégantic explosion in Quebec.
Types of Tank Cars
The Field Guide starts with a discussion of the basic types of tank cars – non-pressurized tank cars (also known as “general service” or “low-pressure” cars), pressure tank cars for products such as liquid propane and cryogenic liquid tank cars, used for gases that are liquefied at low Continue Reading…