High heat  Contributor's Pick!       
Thermite welding casts a glow on the two-man track crew. Temperatures can reach up to 4500 degrees (F) during this process.
Date: 12/30/2006 Location: Saint Denis, MD   Map Show Saint Denis on a rail map Views: 124 Collection Of:   George C Johnson
Author:  George C Johnson
High heat
Picture Categories: Track This picture is part of album:  St. Denis, MD--High-speed switch assembly
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