The coach was returning from the Damnoen Saduak floating market when the driver lost control while overtaking another vehicle, careering into the ditch along Phetkasem Road in tambon Nong Pho, said Pol Lt Pradit Khongprem, a duty officer at Photharam police station, who was alerted around 2pm on Thursday,  the Bangkok Post news agency reported.

Police and rescue workers found many tourists trapped in the overturned coach but all were rescued.

The injured passengers, mostly Sri Lanka tourists, and injured Thai driver were rushed to Photharam Hospital, said police. There were 34 people on board.