Twenty-one passengers were hospitalized after a private bus plying from Katharagama to Mihinthale plunged into a 70 feet precipice in the Mahawwa -Pathana area last night.
Fifteen of the injured were admitted to the Walapane hospital while others admitted to the Nuwara-Eliya hospital.
Police said the accident occurred when the driver of the bus had fallen asleep at the wheel.
Walapane Police is conducting further investigations.