There are two trains a day that run from Thonburi station in Bangkok to Nam Tok, stopping at both Kanchanaburi and River Kwai Bridge stations. Thonburi – Nam Tok trains are available in 3rd class train only (no air-con). The ticket fare is approx. 100 baht.
Departs from Thonburi station at 07:50, arrives at Kanchanaburi at 10:25, River Kwai Bridge at 10:42, and Nam Tok at 12:35.
Departs from 13:55, arrives at Kanchanaburi at 16:24, River Kwai Bridge at 16:33, and Nam Tok at 18:30.
Get off at Nam Tok Railway Station at the end of the route and rent a local mini truck to Hintok River Camp. The cost of joined local transportation is 500 baht / person. He/ she will bring you down to Hintok River Camp.