Health and Safety Executive Health and Safety Executive Dropped Objects Update February 2016 Donald Dobson Health & Safety Executive Offshore Division

Dropped objects – quarterly totals

All Incidents

Derrick & Well Ops Incidents 2015

Derrick & Well Ops Dropped Objects – 2015

Derrick etc. Dropped Objects 2015 During rope access inspection of crown, spanner (0.3kg) detached from lanyard & fell 64m to pipe deck While running 10-3/4” casing Topdrive Casing Alignment Tool (T-CAT) piston rod (4kg) detached & fell 15m to rig floor. (Diller picked up too high putting weight of casing string on single-joint elevators)

Derrick & Well Ops Dropped Objects – 2016

Piece of angle iron (7.75kg) detached from draw-works HVAC ducting & fell 20m to doghouse roof & striking glancing blow to IP’s hard hat (IP received first aid for stiff neck)

Crane & Lifting Operations – 2015

Crane & Lifting Operations Steel inspection hatch (3.6kg) fell 7.6m from crane air intake

Crane & Lifting Operations – 2016

Lifting Operations 2016 Lifting LMRP, 10ft piece of dunnage fell 7m from LMRP to deck Moving gravel pack engine (15 Tonne), crane main hoist wire failed; load descended 6m to deck During lift through hatch, steel section (14kg) caught by tag line and fell 5.4m to level below.

Other dropped objects – 2015

Other Dropped Objects Redundant vent pipe cowling (1.8kg) fell 10m to 15m to cellar deck in high winds Sheet steel insulation (2m x 0.25m) believed to have fallen 30m from exhaust stack to deck GPA warning beacon (20kg) parted from mounting and fell 2m to extent of cable. Combination of high wind and incorrect bolt. Unsecured spanner (1.2kg) fell through deck penetration 8m to grating below Tubular handrail (1kg) fell 11m to cellar deck (corroded welds) Hammer head (3.2kg) fell 4.8m to scaffold platform (hammer shaft broke) Fibreglass cover (7kg) to helideck fire hose box detached by wind to fall 6.8m to walkway During storm, scaffold board (14kg)worked loose & fell 16m to level below Section of turbine exhaust (50kg) came adrift inn high wind & fell 3m to deck After storm scaffold access platform under cellar deck found damaged with sections missing or hanging 15m below

Other dropped objects – 2016

Other Dropped Objects – o section of conductor buffer (20kg) found detached from deck, landing on scaffolding 9m below Hammering loose corrosion prior to cutting & removal, section of diesel pipe-work (5kg) detached & fell 3m Section of steel cladding (7kg) from 18” pipe, detached & fell 5.5m Part of turret wind wall cladding (15.6kg) dislodged by high wind (74kt gusting to 97kt); blown directly into sea. During high winds, 9 scaffold boards (18kg each) supporting stairwell cladding dislodged and fell between 3m & 11m During high winds, section of helideck panels (180 kg) came free from mounting & fell 13m to crane pedestal Instrument tech dislodged scaffold pole (8.9kg) which fell through deck penetration to deck below, having previously fallen 3m in to mech workshop

Dropped Fittings by Age of Installation – 2013 to 2016

Dropped Fittings by Age of MoDU or Flotel – 2013 to 2016

Dropped Fittings by Age of Platform or FPSO – 2013 to 2016