Alert 21 Aug 2023 Trailer detached from moving vehicle During heavy vehicle transit, a tri axle tag trailer carrying a padfoot road roller detached from a truck while travelling on a highway. The detached trailer travelled into the opposite traffic lane, striking the guard rail on the opposite side of the road before coming to a stop in the middle of th… View Alert
Alert 18 Aug 2023 MSF – two recent dropped object incidents Incident 1: What happened A breakaway coupling became a dropped object. It fell unnoticed to deck on a semi-submersible accommodation vessel. Later investigation identified where the breakaway coupling had fallen from. Another coupling was found with early signs of failure, with one of the breakaway… View Alert
Alert 18 Aug 2023 CHIRP: Crew vigilance prevents mooring incident CHIRP – the Confidential Human Factors Incident Reporting Programme – has shared an event in which the careful vigilance of vessel crew prevented a mooring incident. A long, low-amplitude swell was causing a steady yawing and rolling motion of up to around 1.2m from the wharf on a 93,000-tonne deadw… View Alert
Alert 18 Aug 2023 Unplanned rotation of drilling machinery A large diameter subsea drill had completed drilling operations and was returned to the vessel’s deck for planned maintenance. Part of the maintenance programme required the drill support system to be energised. As the system was energised, the drill bit unexpectedly started rotating for around 40 s… View Alert
Alert 18 Aug 2023 LTI - Person fractured pelvis in a fall from a ladder A crew person suffered a fractured pelvis falling 4-5 metres from a temporary access ladder onboard a cargo vessel. The ladder was installed at a previous equipment mobilisation following realisation that the permanent access / egress hatches to the cargo hold had been blocked. The ladder was secure… View Alert
Alert 17 Aug 2023 Caught between: unplanned movement of equipment leads to severe injuries A mechanic was caught in the door of a freight container by a tipped-over hose saddle weighing 3 tonnes. The incident occurred when a team was performing maintenance works to a hydraulic spread on deck. A mechanic, who was not involved with these works, passed by the hose saddle, and entered a near… View Alert
Alert 27 Jul 2023 Dropped Object in Drydock Whilst in drydock the vessel underwent a flag change. As part of that change, all lifebuoys needed to be remarked with the new port of registry. As the day’s first job, the Chief Officer instructed the deck crew to collect all the lifebuoys. An AB attempted to retrieve the port side man overboard (… View Alert
Alert 20 Jul 2023 Line of Fire - Driving A worker was driving a light vehicle to conduct scheduled inspections and maintenance when they decided to inspect an additional well that wasn’t planned for this particular day. The worker stopped the vehicle at the property entrance gate and got out of the vehicle to unlock the gate. The vehicle … View Alert
Alert 17 Jul 2023 Ignition of flammable mixture in diesel engine silencer / spark arrestor Exhaust silencer/spark arrestor failed on an emergency generator during an annual overspeed trip ,emitting a localised flame and pressure wave. The trip was initiated by isolating the fuel and closing the air intake flaps (rigsaver)Five to ten seconds later as the machine was running down and had al… View Alert
Alert 12 Jul 2023 Failure of TEMPSC Fall chain TEMPSC fall chain noted as failed during routine planned inspection. Fall chain failure due to hydrogen embrittlement after prolonged exposure to adverse environment. View Alert
Alert 12 Jul 2023 Barrel type compressor casing end cover studs found to have failed or cracked in service During planned maintenance on a barrel type casing compressor operating in a marine environment, one of the M30 end cover stud bolts was inadvertently knocked and failed. Findings Upon further inspection a number of the stud bolts were found to have failed or cracked. Metallurgical examination rev… View Alert
Alert 12 Jul 2023 Dropped V-door - high potential event The rig contractor was rigging down from a well, and the logistics contractor was in the process of removing the V-door from the substructure. The lifting equipment was secured, with a tagline attached. Pins securing the V-door to the substructure were removed to allow lifting and removal of the V… View Alert