Longest Fraght Train knowen to date that still holds in the guinness book of world records was in South Afrrica. Which ran Augest 26-27 1989. The train consisted of 660cars each loaded to 105 gross tons. A tankcars and a caboose, moved by 9 50kv electric and 7 diesel-electric locomotives distributed alo0ng the train. The train was 4 1/2 miles long and weighed 77,720tons excluding locomotives. It traveled a distance of 535 miles.
Longest Fraght train ran in the United States. The Longest and heaviest fraght train on record was about 4 miles in lenght. It comprised 500 coal cars with 3 3600Hp diesels pulling and 3 more in the middle. Which moved from Laeger, West Va, to Portsmouth, OH and traveled 157 miles on the Norfolk, United Kingdom and Western Railway on Nov. 15, 1967 the total weight was nearley 47,040 tons.