At least 46 persons were killed and 11 injured on Tuesday when a cargo truck felt off a cliff of 300 meters, in the department of Potosi in the south west of Bolivia, highways police said.

According to information reaching here from La Paz, administrative capital of Bolivia, the accident occurred on the city of Potosi, capital of the department with the same name.

The first reports said that the truck felt off the cliff after going out of the road due to causes that still were being investigated. 　

(Xinhua News Agency July 9, 2008)