All eleven persons were killed on the spot when the vehicle fell into a 200-metre-deep gorge between Nada and Lakhamandal in Chakrata area of the district this afternoon, SSP Keval Khurana said.
Four persons, including a woman, were injured in the mishap and have been admitted to Naugaon community health centre for treatment, he said.
Two passengers jumped off the vehicle as it plunged into the ravine near Gedia bridge and were saved, he said.
The exact reason behind the accident is being ascertained; prima facie it appears the mishap occurred as the driver was trying to negotiate a sharp turn, the SSP said.