Sun kink
From Wikipedia, the free encyclopedia
Sun kink refers to a condition that can occur on hot days with improperly laid continuous welded rail. The phenomenon is caused by what is properly termed as Buckling.
[edit] Accidents
These accidents were deemed to be sun kink-related (more information available at List of rail accidents):
- April 18, 2002 Amtrak Auto-Train derailment, off CSX tracks, near Crescent City, FL.
- July 22, 2002 Amtrak Capitol Limited derails, off CSX tracks, near Kensington, MD.

