QS016-P04, At Dukhan Bridge Area near to Aroundabout No.1(RHS). Contractor Worker was standing in front of JCB-back hoe hammer machine. Jcb-hammer machine was working for Digging of the trench. This is not correct way.There is no Site Engineer/Fore man in this location.  I had advised given to the worker for that.
Hazard category: Use of tools and equipment