Alerts iconInadequate maintenance and securing arrangements of emergency exit hatches

What happened? The port side emergency exit to deck from the steering gear room failed to open during an inspection by shore-side management.  In addition, inappropriate locking arrangements (bolt with a nut) were found used for various emergency exit hatches located on both sides of the main deck. What were the causes? There were inappropriate … Continue reading “Inadequate maintenance and securing arrangements of emergency exit hatches”

Alerts iconControl module failure caused main engine sudden reduction to idle speed

What happened? An offshore support vessel (OSV) was underway to field loaded with cargo when a sudden drop of starboard main engine RPM was observed.  The main engine dialog screen gave the error message <invalid throttle signals>.  The engineers informed the bridge immediately.  Investigation began; the onshore office and the client were also informed.  With … Continue reading “Control module failure caused main engine sudden reduction to idle speed”

Alerts iconCostly damage to azimuth thruster caused by fishing gear

What happened? A vessel equipped with two azimuth thrusters, was performing operations alongside an offshore platform, when inappropriate vibrations were noted from the starboard azimuth thrusters and its hydraulic pump. Investigation revealed the presence of seawater in the thruster oil system.  The vessel left the platform using the port engine only and an underwater survey … Continue reading “Costly damage to azimuth thruster caused by fishing gear”

Alerts iconLife raft self-activates and falls to the quayside

What happened? A life raft self-activated and fell from its cradle from the vessel deck, 8m down onto the barriered quayside bollard area.  The weather temperature at the time was 44°C. The life raft securing straps, pennant line and life raft station security belts were inspected, and no signs of external impact observed.  Investigation identified … Continue reading “Life raft self-activates and falls to the quayside”

Alerts iconPotential dropped objects in frame pockets

What happened? The Marine Safety Forum (MSF) has published Safety Alert 18-20 on Potential Dropped Objects in Frame Pockets.  When preparing a heavy lift to be discharged from an offshore supply vessel to an offshore installation, the vessel’s AB’s were carrying out final checks, which included checks for any potential dropped objects.  During these checks, … Continue reading “Potential dropped objects in frame pockets”

Alerts iconDropped pipe incidents with potentially fatal consequences

What happened? During line pipe load out operations, three high potential near miss incidents occurred involving quayside crane lifting operations.  All of the incidents had the potential for fatal consequences from line of fire situations.  Two of the incidents resulted from the line pipe being dropped from the quayside storage positions, and the third as … Continue reading “Dropped pipe incidents with potentially fatal consequences”