A member has reported an incident in which a rigging foreman sustained a serious hand injury during operations to recover two redundant 4″ diameter rigid steel pipelines of around 16km […]
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Safety Flashes
IMCA safety flashes disseminate important information on incidents and potential hazards and the lessons learnt from them that can help prevent incidents occurring elsewhere in the industry.
Individual safety events are available individually online, tagged and searchable, while the traditional PDF collections are also available for download.
Submit a Report
All members are encouraged to contribute relevant safety-related information – please visit our Safety Flash Reporting page for details on the submission process.
IMCA Contact
Nicholas Hough
Consultant - Safety and Security
Contact
Safety Events
Finger injury whilst casting off towing line
A member has reported an incident in which a crew member sustained a finger injury whilst trying to cast off a towing line. The crew member was asked to cast […]
Management of simultaneous operations during demobilisation
A member has reported a serious incident onboard a barge during demobilisation in port. During the demobilisation, a member of the crew undertaking ‘routine’ disconnection of cables on deck was […]
Divex HSE Alert HSE001-2007 – Valve seat retainer
Divex has asked IMCA to recirculate the attached Divex HSE Alert, first issued in IMCA Safety Flash 02/07 (Divex HSE Alert – Valve seat retainer), in order to ensure companies […]
Divex HSE Alert HSE003-2007 – ‘Helinaut’ sacrificial hose whips
Divex has asked IMCA to circulate the attached Divex HSE Alert. Product safety notice 003/2007
Failure of a high pressure gas charging hose
A member has reported the failure of a high pressure (HP) gas charging hose during routine gas decanting to top up the gas banks of a mobile surface supplied diving […]
Bell contamination
A member has reported that during a recent diving project, a subsea fitting failure caused divers to become contaminated with a hazardous substance released from a hose under pressure. Diver […]
Small fire caused by portable fan heater
A member has reported an incident in which a small fan heater caused a fire in a cabin. A crew member, on retiring to his bunk, switched on a portable […]
Confined space fatality
A member has reported an incident onboard a vessel in dry dock involving a number of fatalities caused by an explosion in a confined space. The explosion occurred in a […]
Lifting rigging on ‘Frog’ personnel transfer capsule
A recent incident has been reported in which there was a failure of both the primary and back up slings of a ‘Frog’ personnel transfer capsule, which was under low […]
Uncontrolled lifts of hinged deck hatches
A member has reported a number of incidents of uncontrolled lifts of a hinged deck hatch which resulted in damage to equipment onboard a vessel. There was no injury to […]
Pinch points on winches – hand safety
A member has identified a potentially serious hazard on a tugger winch, temporarily installed on a vessel deck, wherein a hand could be ‘drawn in’ between the winch drum cheek […]
Failure of welding on hyperbaric rescue chamber medical lock door assembly
A member has reported that a weld failed on the medical lock door assembly of a hyperbaric rescue chamber. The incident occurred during a pressure test of the system and […]
Failure of an air lift bag attachment point
A member has reported that a diver lost control of an air lift bag being used as a diver aid during construction activities. The lift bag had a lifting capacity […]
Loss of subsurface buoys
A member has reported an incident in which a number of subsurface buoys – used as part of the anchoring system for a semi-submersible accommodation unit – broke loose and […]
Failure of chamber door spindles and seals
A member’s diving support vessel (DSV) had recently completed a period of maintenance with some minor work on the saturation chamber system, which included door hinge realignment. During pressurisation of […]
Failure of chamber door hydraulic actuator
A member has reported the failure of a transfer under pressure (TUP) door hydraulic actuator. After divers had transferred from the chamber into the bell, an attempt was made to […]
Wire inserts in anchor line parted
A member has reported an incident in which wire inserts parted in two anchor lines of a semi-submersible accommodation unit connected to a fixed platform during extreme weather conditions (9 […]
Weld failure on Kirby Morgan KM17B 505-055 neck clamp
A member has reported that a weld on an eight-year-old Kirby Morgan neck clamp arrangement has failed. Kirby Morgan Dive Systems has indicated to the company that this may have […]
Diver injury using cavitation blaster
A member has reported that a diver sustained a high pressure water injection injury whilst using a recently developed 4500 psi cavitation water blaster. During marine growth removal operations […]
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