UK HSE Statistics March - Sept 2015

HSE Update Donald Dobson, HSE

Statistics of reported dropped objects for the UKCS (Wells) in the period March to September 2015. The current (6 month) trend demonstrates a fall in reported incidents, with around 50 incidents recorded of which 13 were due to dropped objects within Derrick and Well Operations, including a wire-line plug (62kg) that fell 7.5m to deck below; a coiled tubing unit guide bearing (1.3kg) that fell 13.8m to main deck; and a torque wrench securing that failed with the tool (5.2kg) falling 6.2m to rig floor.

The statistics from Crane and Lifting operations shows 12 recorded incidents, including an air lubricator (1kg) detaching from the air hoist and falling 12m to deck below; the grippers of a knuckle-boom crane opening and dropping a joint of 10 ¾ casing (2MT) some 10m onto a MPD manifold, and a guide pin (0.6kg) from the main crane block that detached and fell 20m to the supply vessel deck.

There were 22 other recorded dropped objects incidents that did not fall into the previous categories and these included: a brake release handle (4kg) dropped from lifeboat platform to the deck 3m below; a rusted bolt and part of a pipe clamp (1.7kg) that fell 4.5m to a walkway from the fire pump exhaust; and an access hatch (5kg) that detached from fan inlet ducting and fell to the deck.