The railway service which had been suspended due to derailment of the Colombo-bound Yal Devi express train between Galgamuwa and Ambanpola stations had resumed from this morning, the Railway Operations Superintendent Gamini Seneviratne said.He said the train services were operated up to Maho and Galgamuwa railway stations this morning. A special shuttle by bus has been arranged between Maho and Galgamuwa railway stations to facilitate the commuters, he said.