CraneTopplingIncident课件.pptVIP

IINCIDENT SUMMARY: Carbon Steel Shop EVENTS LEADING UP TO INCIDENT: SEQUENCE OF EVENTS. OTHER FINDINGS Copyright: SIPC Shell Product Brand Contractor Crane Topple Incident PRELIMINARY: INVESTIGATION ONGOING At about 1330hrs on Saturday December 20, 2008, a 70 ton Groove crane toppled whilst it was being brought into operation for the loading of pipe spools at xxxxxxxxxxxxx The crane operator jumped out of his cabin as the crane fell to the ground and neither he nor other workers in the vicinity suffered injury RAM Rating Actual : Asset 1 Potential: People 4B 3 1 4 2 1. Parked position of Crane 2. Rigger in Container hung web sling 3. Crane fall position 4. Position of Assistance Rigger Supv Piping Engr Painting Shop Container Access Road FALLEN GROOVE CRANE Position of Rigger No. 1 /Container that was being loaded Position of Assistant Rigger Foreman Piping Engineer. CRANE ON GROUND WITH RETRACTED OUTRIGGERS Piping Engineer Rigging Supervisor’s Office Typical Crane with Fully Extended Outrigger 0703hrs: Crew had tool box talk 0805hrs: Crew of an operator, three riggers, one banks man and one flagman assigned lifting operation. Assignment was to lift a container already loaded with spool onto a truck for despatch to CPF. 0840hrs: Crew commenced second assignment of loading long pipe spools into 40ft container 0930hrs: Supervisor directed that loaded spools be offloaded from container as they can loaded directly onto the truck. 0955hrs: Long spools from container offloaded 1020hrs: Loading of short spools into open top 40ft container commenced. 1140hrs: Loading of spool into container still in progress. Crew breaks for lunch with assignment yet to be completed. 1305hrs: A rigger arrived from lunch Piping Manager saw crane key on his desk, expressed concern over delay in re-start of work after lunch. He gave the key to his piping engineer and instructed crew to resume work. 1320hrs: Operator arrives along with a second rigger. Ope