Safety Flashes

A member has reported an incident in which there was a failure of the breathing system in a diving bell. During diving operations at a storage depth of 102 metres, […]

An incident has been brought to IMCA’s attention where premixed cylinders or quads of nitrox gas may not have had the necessary oxygen content to sustain safe diving and the […]

A member has reported an incident in which a lift bag was released to surface upon parting of the rigging attachment point straps. The lift bag was of the open […]

A member has reported an incident in which an object was dropped whilst being lowered to divers on the seabed. The vessel was working in waters over 100m depth when […]

A member has reported an incident in which a pillar valve from an emergency gas cylinder separated from the bottle while under pressure, rapidly releasing 50 cu ft of air […]

A member has reported an incident in which workers were struck by a falling crane stop/striker plate, causing injuries. Two third-party contractors were carrying out non-destructive testing (NDT), lubrication and […]

A member has reported an incident in which there was an uncontrolled movement of an A-frame mechanism. The uncontrolled movement of the A-frame luffing function occurred whilst personnel were working […]

Following a refit, sea trials were being conducted on a member’s vessel in preparation for a return to operations. Defects were discovered on the davit tilt arms on both the […]

A member has reported a high potential near miss incident which occurred during the back loading of a crane boom section from an offshore installation. Although no injuries were sustained […]

Members’ attention is drawn to the attached announcement from the United States Coast Guard regarding possible radio frequency interference with vessel communications equipment which may arise from the use of […]

During a recent mobilisation on a member’s vessel, sub-contractors were burning and welding sea fastenings on the main deck. Following a report that flames were coming from the contractors’ acetylene […]

A member has reported that a diver has sustained a serious Sodasorb burn to his wrist. After investigation by the member, the following was found: The spare bell scrubber basket […]

A member has reported an incident in which a person was injured in a fall from a different level. A saturation diver used the transfer under pressure (TUP) access hatch […]

Members’ attention is drawn to the attached announcement from Oil & Gas UK regarding recent developments with personal locator beacons (PLBs) for passengers in helicopters, which states that it has […]

A member has reported an incident in which a clump weight was inadvertently dropped to the seabed. The incident occurred during diving operations when operating a deck mounted tool deployment […]

Members’ attention is drawn to the following safety flash (No. 280) from the US Department of the Interior MMS (Minerals Management Service for the Gulf Coast Offshore continental shelf), regarding […]

Members’ attention is drawn to the attached document (09/12) from the Marine Safety Forum regarding the failure of a lifeboat D-ring.

A member has reported an incident in which an employee sustained an electrical shock whilst re-routing a work class remotely operated vehicle (ROV) tether. The ROV and tether management system […]

IMCA has learnt of a fatal incident in which a person was electrocuted. A rig sub-contractor suffered fatal injuries from electrical shock whilst performing a welding operation. A lamp used […]

A member has reported an incident in which a nipple failed on a bolt tensioning jack. A diver was carrying out bolt tensioning on a 24″ pipeline being connected to […]