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2020 2nd alert HiPo#53 (Drops) Washpipe wrench fell from stability board to the rig floor
On 28th July 2020. Operation: Replacing TDS wash pipe from stabbing board level. At 10:43hrs, Derrick man (DM) placed the wash pipe wrench in position and gave signal to the driller to rotate in controlled manner to change the wrench orientation to allow access for hammering. DM and FLM moved out of the Line of fire. During the rotation for alignment, the wrench slipped from wash pipe hammer union and came off due to the failure of the secondary retention and fell on the rig floor inside the controlled red zone. . Height of the fall of wrench is 5 meters and the weight of the wrench is Approx. 7Kg. No Injury to person reported and no damage to property.
Always use screw type carabiner (double lock mechanism) for working at height – secondary retention slings. Ensure that no rotation of the TDS to aligned the hammer nut when wrench installed. Ensure DROPS focal point always inspect the tools and verify the tools used are correct, prior to taking it to height. Ensure non-compliant DROPS tools are not kept inside DROPS toolbox. Always ensure, In case of doubt, STOP and consult the base management for further advice. Always follow the plan/RA devised during the planning/TBT stage.
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Second Alerts
Document Type:
Safety
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