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Health and Safety Executive Health and Safety Executive Dropped Objects Update January to March 2011 Donald Dobson Health & Safety Executive Offshore Division.

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Presentation on theme: "Health and Safety Executive Health and Safety Executive Dropped Objects Update January to March 2011 Donald Dobson Health & Safety Executive Offshore Division."— Presentation transcript:

1 Health and Safety Executive Health and Safety Executive Dropped Objects Update January to March 2011 Donald Dobson Health & Safety Executive Offshore Division

2 Dropped objects – quarterly totals

3 2011 January to March - All Incidents

4 Derrick & Well Ops Incidents

5 Lifting diverter through rotary, overshot + extension (4.5 MT) detached and fell 50ft to jacket deck Cover for top drive junction box (5kg) detached during jarring & fell 70ft to rig floor – sheared bolts Lifting out annular packer (680 kg) from LMRP it struck an anode and fell 9m to deck Sledge hammer fell 40ft to rig floor; ring on end of tool lanyard failed Picking up wire-line valve (130kg) to run into well, it detached from running tool & fell 4.3m to rig floor

6

7 Crane & Lifting Operations

8 Wooden sheathing from crane boom rest dislodged & fell to off-load hose walkway Lifting valve from WI filter package, actuator detached and fell 30” to grating below (corrode bolts)

9 Other dropped objects

10 Other Dropped Objects Two lengths of redundant deluge pipe-work (7kg & 2kg) detached and fell 6m to walkway Emergency beacon (10kg) detached from bracket, falling 2.5m to extent of electric cable Hammer head (1.8kg) detached and fell 13m during rope access work on crane boom Valve being manoeuvred struck second valve which slipped under handrail & fell into sea


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