Caleb Bankston

"Survivor" star Caleb Bankston -- who died in a freak train derailment Tuesday -- will be buried Thursday in Alabama ... and the railroad company where he worked will foot the bill for the funeral ... TMZ has learned. A rep for Watco Companies -- which operates the Alabama Warrior Railway where…

"Survivor" star Caleb Bankston was crushed to death by 2 rail cars when the train on which he was riding derailed ... TMZ has learned. Bankston -- a contestant on "Survivor: Blood vs. Water" last year -- was checking on something in the small space between two of the cars when the train went off…