To make a high lift work vehicle utilizable for work scraping off of sediment or the like on a slope face, in the high lift work vehicle constituted so as to be moved to travel in a storage attitude placing a bending boom in a folding condition and contracting a telescopic boom 3 to fall down on the vehicle 1, to be utilized by a large pocket thereof for repair inspection work of a slope in a road side.

A bucket 6 is constituted so as to be removable from a tip end part of a bending boom 4, and a blade for scraping off slope sediment or the like can be mounted in the tip end part of the bending boom 4 removing the bucket 6.