Control
Fatigue Management
Rostering, rest, fitness-to-drive and fatigue reduction measures.
Documents
- 202613 Aug
Grounding and subsequent loss of the fishing vessel Silver Cloud II (WK 80)
Investigation of Silver Cloud II’s grounding and subsequent loss near Lochinver. The skipper fell asleep during a lone navigational watch, very likely through acute fatigue exacerbated by illness and inadequate rest. Analysis examines watch alarm limitations and crew abandonment; regular safety drills likely helped the three crew escape without injury.
- 202618 Jun
Fall overboard from the crab potting vessel Amadeus (TH7) with the loss of 1 life
Investigation of a fatal fall overboard during manual crab-pot hauling on Amadeus in the North Sea. It examines low bulwark protection, biomechanical demands, almost certain significant fatigue, absent flotation and ineffective recovery arrangements. Findings address deficient safety management and regulatory oversight, with recommendations on fall prevention, handling assessment and work–rest monitoring.
- 20267 May
Grounding and subsequent loss of the fishing vessel Crystal Stream (LH 147)
MAIB investigates Crystal Stream’s grounding and subsequent loss near Barmore Island, Scotland. The lone watchkeeper fell asleep; severe fatigue from accumulated sleep debt was highly likely. The report examines flooding, ineffective watchkeeping, delayed liferaft evacuation and inadequate safety management, recommending improved watchkeeping procedures and fleetwide fatigue management.
- 202521 Aug
Avoiding fatigue guidance note
Guidance for offshore petroleum duty holders on preventing and managing workforce fatigue within the regulatory framework. It examines sleep debt, circadian rhythms and interacting organisational factors, outlining layered fatigue risk management through staffing, roster design, sleep opportunities, screening and training. It also addresses handovers, interrupted sleep, incident investigation and monitoring of barrier performance.
- 20253 Jul
Grounding and subsequent loss of the prawn trawler Sustain
Investigation into Sustain’s grounding in Loch Broom and subsequent constructive total loss. It examines the skipper’s accumulated sleep debt, overnight repairs, lone watchkeeping and navigation by eye using a magnetic-compass autopilot. Unimplemented risk controls, absent watch alarms and inadequate passage planning are analysed; the crew were evacuated unharmed.
- 202424 Oct
Grounding and subsequent loss of stern trawler Ocean Maid
Investigation of Ocean Maid’s grounding at Cairnbulg Point and subsequent loss. It examines unattended watchkeeping, reliance on past tracks across two chart plotters, impaired night vision and likely effects of insufficient sleep. The report analyses navigation competence, risk assessment and the prompt abandonment and rescue of all four crew.
- 202425 Jul
Grounding and subsequent loss of commercial swim event support vessel Channel Queen
Investigation of Channel Queen’s grounding on the Varvassi wreck during an Isle of Wight relay swim on 20 July 2023. It examines inadequate passage planning, ineffective navigation equipment use, the qualified skipper’s departure and divided attention at the helm. Recommendations address qualified crewing and chart-based passage planning; flooding led to beaching and abandonment.
- 202418 Jul
Contact with Oikos Jetty 2 by chemical tanker Ali Ka
Investigation of Ali Ka’s contact with Oikos Jetty 2 during departure from Canvey Island without tug assistance. It examines passage planning, bridge-team coordination, propulsion orders, tidal effects and ECDIS settings. Pilot fatigue was assessed as highly likely to have contributed; recommendations address fatigue management, training, tug provision and challenge resolution.
- 202422 May
Grounding of roll-on/roll-off passenger ferry Alfred
Investigation of Alfred’s grounding at Swona Island on 5 July 2022, which injured 41 people. The master almost certainly fell asleep while steering close inshore. Analysis examines passage planning, ECDIS use, bridge staffing, fatigue management, emergency response and vehicle securing, alongside shortcomings in audits and surveys.
- 202313 Nov
Vehicle incident – driver tiredness
A company vehicle returning from a project site struck a stationary police vehicle after its tired driver continued towards a scheduled rest stop. A passenger suffered arm and nose injuries when the airbag deployed. The flash highlights driver changes, fatigue awareness, journey management, passenger vigilance and securing luggage and laptops.
- 2023Sep
Manage risk of damage to grating systems (walkways and deck areas) on offshore installations during rig moves
This alert addresses damage or displacement of offshore walkway and deck gratings during rig moves, including adverse weather and wave impact. It calls for assessment across operating modes, regular inspection and maintenance, competent personnel, fatigue controls and emergency arrangements for missing persons or people overboard.
- 2023
CHIRP Annual Digest 2023
An annual compilation of confidential maritime incident reports and analytical articles covering shipping, commercial fishing, ports and superyachts. Case commentaries examine navigation, mooring, lifting, equipment failures and enclosed-space entry. Wider discussions address safety culture, communication, seafarer wellbeing and fatigue, including an indicative watchkeeper fatigue assessment tool.
- 2023
CHIRP Maritime FEEDBACK 72 (Autumn 2023)
This maritime digest examines an averted mooring-line failure, a lithium-ion battery cargo fire, contractor fatigue, a diver’s propeller injury, tanker engine-control difficulties and a fisher’s overboard rescue. It discusses mooring design, dangerous-goods packing, rest arrangements, diver visibility, emergency teamwork and personal rescue equipment, alongside two improper cargo-stowage reports.
- 202226 Sep
American P&I Club: Vessel grounding – fatigue was a factor
A towing vessel pulling a deck barge grounded on a shoal after the Mate fell asleep on watch. The flash discusses disrupted rest, inaccurate work/rest records and unused ECDIS alarms. Lessons emphasise adequate rest, honest recording of working hours, assistance when struggling to remain alert and correct alarm settings.
- 2022Aug
Guidance on the provision of accommodation on offshore installations
HSE guidance explains offshore accommodation requirements, covering bed design, cabin space, privacy and overcrowding. It sets conditions for temporary 2+1 occupancy and welfare impact assessments, alongside safety-case changes and workforce consultation. Separate provisions address accommodation support vessels and planned or unplanned overnight stays on normally unattended installations.
- 202130 Jul
MAIB: Grounding of general cargo vessel Kaami
This safety flash summarises MAIB findings on Kaami’s grounding in Scotland’s Little Minch. It highlights shortcomings in voyage planning, passage monitoring, ECDIS training and safety management safeguards. Recommendations address watchkeeper numbers to minimise fatigue hazards, guidance on ECDIS and bridge lookouts, and internal navigation audits. No injuries or pollution occurred.
- 202126 Mar
The Offshore Management of Human Factors Inspection Guide
Inspection guidance for assessing human factors management in UKCS offshore oil and gas operations. It sets success criteria for critical task analysis, procedures, competence, fatigue, handovers, staffing, organisational change, interfaces and alarms. Qualitative analysis underpins quantitative assessment, while inspection scoring accounts for the scope inspected and cumulative risk gaps.
- 202119 Jan
Vessel near miss with wellhead
A vessel passed less than 10 metres from a wellhead inside a 500 m zone. Preliminary findings, subject to further investigation, describe a lone Master distracted by change-over and departures from watchkeeping and voyage procedures. Actions emphasise procedural compliance, competent and rested watchkeepers, suitable replacements and COLREGs.
- 2021
CHIRP Annual Digest 2021
This annual maritime digest combines confidential incident reports with specialist insights into human performance and seafarer wellbeing. Cases examine pilot boarding, mooring, propulsion failures, fires and maintenance. Commentary discusses fatigue management, risk assessment and communication, alongside trauma-informed interviewing and confidential reporting arrangements.
- 202031 Jul
Safety performance in the offshore renewable energy industry
An IMCA safety flash relays HSE concerns about stalled or potentially declining safety performance in offshore renewable energy. It highlights statutory equipment inspections, training and supervision for newcomers, performance monitoring, realistic scheduling, tested emergency arrangements, fatigue monitoring, and reporting and investigation to prevent recurrence.
- 202021 May
Personnel resourcing information paper
This information paper examines how personnel resourcing affects human reliability, particularly through fatigue and time pressure. It discusses emergency response staffing, maintenance scheduling and independent checks, and supervisory workload. Drawing on SPAR-H, it outlines approaches organisations may consider to reduce error and support effective risk management.
- 202020 Mar
Grounding and loss of fishing vessel Coelleira
Investigation of Coelleira’s grounding at Ve Skerries, Shetland, and subsequent loss following unsuccessful salvage. It examines inadequate passage planning, ineffective lookout and position monitoring, electronic navigation limitations and possible fatigue. All 15 crew were evacuated without injury. Recommendations address future watchkeeping, rest requirements and electronic chart coverage and updating.
- 201911 Jul
EC175B Nose Landing Gear Collapsed on Landing
An EC175B helicopter’s nose landing gear collapsed on landing at Aberdeen Airport after a pintle pin failed. Investigation found that a bushing had been omitted during A-frame replacement. The report examines maintenance instructions, independent inspection, staffing and fatigue, and describes procedural changes and manufacturer inspection requirements.
- 20183 May
Managing offshore shift work and fatigue risk
This information sheet addresses fatigue risks from offshore shift patterns, tour lengths and overtime. It outlines risk-based scheduling, working-hours policies, supervisory decisions and monitoring within safety management systems. It discusses uncertainty about regular 21-day tours, relevant legal duties, and questions for assessing rest arrangements and fatigue indicators.
- 201825 Apr
Collision between bulk carrier Huayang Endeavour and oil tanker Seafrontier
Investigation of the collision between Huayang Endeavour and Seafrontier in the Dover Strait. It examines inadequate long-range scanning, conflicting plans following VHF communication, omitted sound signals and the very likely effects of fatigue and mental loading on Seafrontier’s master. Neither injuries nor pollution occurred; completed remedial actions included retraining and rest-hours monitoring.
- 2018Mar
How to Prevent Fatigued Driving at Work - Oil & Gas Employer Fact 2018
This employer fact sheet addresses fatigued driving in oil and gas extraction. It outlines alertness risks and illustrates a fatal truck crash. Recommended measures include fatigue policies, journey planning, limits on work and driving hours, rest and sleep opportunities, rested transport drivers, worker education and protection for stop-work decisions.
- 2018Mar
How to Prevent Fatigued Driving at Work - Oil & Gas Workers Fact 2018
This fact sheet explains fatigued driving risks for oil and gas extraction workers, including long journeys, extended shifts, body-clock effects and medications. It describes warning signs and a fatal crash, then outlines sleep, travel planning, rest breaks and stop-work measures, distinguishing temporary caffeine use from adequate sleep.
- 20166 Oct
Man overboard from twin rig trawler Aquarius with loss of 1 life
Investigates a fatal overboard accident east of Aberdeen during trawl-warp marking aboard Aquarius. A fibre-rope stopper failed, causing the warp to tighten and throw a crewman into the sea. Analysis examines stoppering practice, absent flotation protection, inadequate recovery preparation, fragmented rest, risk assessment shortcomings and poor onboard safety culture.
- 201620 Apr
Capsize and sinking of cement carrier Cemfjord with loss of 8 lives
Investigation of Cemfjord’s rapid capsize in the Pentland Firth and subsequent sinking, with eight crew assumed lost. AIS, radar, environmental modelling and underwater surveys inform analysis of violent seas, passage planning, cargo stability and probable fatigue. The report also examines rescue-boat incompatibility, bilge pumping deficiencies and ineffective regulatory assurance.
- 20168 Mar
Collision between stern trawlers Good Intent and Silver Dee resulting in Silver Dee sinking
Investigation of an Irish Sea collision between wooden stern trawlers Silver Dee and Good Intent. Ineffective lookout and probable watchkeeper fatigue contributed to the accident. Silver Dee flooded rapidly without watertight subdivision and sank after its crew transferred safely. The report examines navigation practices, abandonment and construction standards, recommending improved watchkeeping.
- 2014Oct
MAIB Safety Digest 2/2014
A collection of marine accident accounts and preventive lessons covering merchant vessels, fishing boats and small craft. Cases examine groundings, collisions, fires, flooding, mooring injuries and rescue difficulties. Discussions address navigation equipment, watchkeeping fatigue, crew coordination, emergency drills and equipment readiness, with an appended bulletin on oxygen depletion and unsafe rescue attempts.
- 2014Jun
Carbon monoxide poisoning on scallop dredger Eshcol, used as overnight accommodation, with loss of 2 lives
Investigates two fatal carbon monoxide poisonings aboard Eshcol at Whitby. A butane cooker grill used for overnight heating emitted high levels of gas, primarily through corrosion-related incomplete combustion. The report examines inadequate ventilation, absent carbon monoxide detection, defective heating, fatigue, appliance servicing and shortcomings in fishing-vessel guidance and training.
- 2014Apr
Grounding of general cargo vessel Danio
Investigation of Danio’s grounding off Longstone on 16 March 2013 after its lone bridge watchkeeper fell asleep. The report examines cumulative fatigue, falsified rest records, absent lookouts, a disabled watch alarm and over-reliance on electronic charts. It addresses safe manning and auditing of actual onboard practice; no pollution occurred.
- 2013Dec
Grounding of general cargo vessel Fri Ocean
Investigation of Fri Ocean’s grounding south of Tobermory on 14 June 2013 after the lone watchkeeper fell asleep. It examines bridge design, unstimulating navigation, possible fatigue, absent lookout provision and ineffective alarm safeguards. Recommendations address watchkeeping, crew rest, navigational instructions and verification of the manager’s policy.
- 2013Jun
Collision between container vessels Hyundai Discovery and ACX Hibiscus
Investigation of a container-ship collision in restricted visibility near the Singapore Strait. It examines watchkeeping, radar and AIS use, emergency manoeuvring, and compliance with collision regulations. Bridge simulation assesses avoiding options, while unavailable evidence limits underlying-cause analysis. Recommendations address training, safety-management arrangements and investigation cooperation.
- 2013Jun
Grounding of dry cargo vessel Beaumont
Beaumont grounded at Cabo Negro, Spain, after its chief officer fell asleep while alone on watch. The investigation identifies insufficient stimulation and probable fatigue, alongside ineffective use of navigational alarms and lookouts. It examines work and rest arrangements, bridge safeguards and subsequent changes to the manager’s safety management system.
- 2012Oct
Collision between refrigerated cargo vessel Spring Bok and liquid petroleum gas tanker Gas Arctic
Investigation of a collision between Spring Bok and Gas Arctic south of Dungeness in restricted visibility. Both vessels sustained structural damage without injuries or pollution. Analysis examines lookout failures, radar monitoring, bridge distractions, blind sectors and probable fatigue, with recommendations addressing watch routines and compliance with navigation procedures.
- 2012Mar
Grounding of scallop dredger Golden Promise
This investigation examines Golden Promise’s grounding on Stroma after the skipper fell asleep and missed a course alteration. It analyses probable fatigue, working routines, passage planning and an ineffective watch alarm. Recommendations address watchkeeping practices, fitness for duty and mandatory safety training. The crew were rescued uninjured; the vessel became a constructive total loss.
- 2012
OSHA Fatal Facts, Oil Patch No. 1-2012
An oilfield crew’s pickup overturned on a wet road at night after approaching a curve at unsafe speed, killing two occupants who were ejected. The alert recommends seat-belt use, company vehicle safety programmes, speed adjustment for adverse conditions, fatigue-related driving restrictions and proper vehicle maintenance.
- 2011Sep
Collision between container vessel Boxford and twin beam trawler Admiral Blake
MAIB investigates the collision between container ship Boxford and trawler Admiral Blake in the English Channel. It analyses ineffective visual and radar lookout, misinterpreted vessel movements, probable master fatigue and receive-only AIS use. Two men were recovered from the sea. Recommendations address watchkeeping, crew-change workloads and AIS transmission.
- 2011Aug
Grounding of stern trawler Jack Abry II
Investigation of Jack Abry II’s grounding on the Isle of Rum during passage from Lochinver. The skipper fell asleep and missed a course alteration. Analysis examines probable fatigue, watchkeeping, unused alarms, chart plotter limitations and company oversight. All 14 crew were rescued; the vessel became a constructive total loss and pollution occurred.
- 2011Jul
Shift Work — Process Safety Beacon, July 2011
This bulletin explains how rotating shifts and disrupted sleep can impair alertness in continuous process operations. Aviation events and major night-time process incidents illustrate the importance of vigilance. It discusses management’s scheduling role and practical fatigue-reduction measures, including quality daytime sleep, pre-shift naps, activity and avoiding demanding tasks when most tired.
- 2010Oct
Grounding and subsequent sinking of crabber Kerloch
Investigation of Kerloch’s grounding at Crow Rock off Wales and subsequent sinking after the skipper fell asleep. Examines fatigue, passage planning, ineffective watch alarms, emergency equipment and drills, watertight subdivision, and Jersey regulatory oversight. All four crew were rescued; no injuries or pollution were reported.
- 2010Apr
MAIB Safety Digest 1/2010
This digest presents lessons from merchant shipping, commercial fishing and small-craft accidents. Cases examine watchkeeping fatigue, groundings, collisions, machinery and propulsion-control failures, fires, hazardous cargo vapours and waterborne casualties. Discussions address navigation aids, respiratory protection, emergency drills, communication and adequate rest, with findings qualified as tentative.
- 2010Mar
Collision between oil tankers Saetta and Conger on completion of ship to ship transfer
Investigation of the Saetta–Conger collision during separation after a ship-to-ship jet fuel transfer off Southwold. Conger’s engine failed to start because of a defective air start pilot valve. The report examines communication breakdowns, inadequate departure planning, risk assessment and superintendent rest arrangements, recording operator actions and no injuries or pollution.
- 2009May
MAIB Safety Digest 2009 — Fishing edition
A collection of fishing-vessel accident accounts and lessons covering overboard losses, collisions, groundings, flooding, fires and machinery injuries. Case discussions examine lookout practices, radar settings, lifejackets, watertight arrangements, machinery guarding and emergency pump testing. Rescue guidance and watchkeeping recommendations address casualty recovery and crew work–rest patterns.
- 2007Dec
MAIB Safety Digest 3/2007
This marine accident digest presents lessons for merchant shipping, commercial fishing and leisure boating. Cases examine grounding, collision, cargo securing, fire, crushing, flooding and recovery from the water. Discussion emphasises bridge teamwork, cross-checking navigation aids, fatigue management, equipment testing and fishing-vessel stability. Appendices list examination and investigation starts and issued reports.
- 2006Apr
MAIB Safety Digest 1/2006
This digest examines accidents involving merchant ships, fishing vessels and leisure craft. Cases address cargo shift, grounding, flooding, fire, fatigue, lifting injuries and lifeboat release testing. Preventive lessons discuss passage planning, watertight integrity, emergency equipment, maintenance, risk assessment and crew preparedness, while retaining uncertainty where causes remain unresolved.
- 2006
Managing shift work - Health and safety guidance
Guidance for employers on assessing and managing shift-work risks, particularly fatigue and disrupted sleep. It addresses working-time duties, consultation, schedule rotation, shift length, breaks and night-worker health assessments. Practical advice for workers accompanies methods for monitoring arrangements and evaluating changes using HSE’s Fatigue and Risk Index Tool.
- 2005Jun
Collision between general cargo vessel Scot Explorer and side trawler Dorthe Dalsoe
Investigation of the Kattegat collision between Scot Explorer and Dorthe Dalsoe examines inadequate lookout arrangements, inaccurate radar assessment of passing distance and misleading navigation lights. It considers possible fatigue of the fishing vessel’s skipper and analyses safe manning, rest requirements and the use of radar tracking and guard facilities.
- 2005Mar
Grounding of general cargo vessel Jackie Moon
Investigation of Jackie Moon’s grounding off Dunoon in September 2004. The chief officer almost certainly fell asleep through fatigue and alcohol consumption. Analysis examines solitary night watchkeeping, unused bridge alarms, inaccurate rest records, familiarisation and management shortcomings, alongside employment-contract concerns explicitly distinguished from contributory accident factors.
- 2005
MAIB Safety Digest 1/2005
Marine accident lessons span merchant shipping, fishing vessels and leisure craft. A watchkeeping study combines investigation-file analysis with fatigue modelling. Cases examine navigation, stability, fire, machinery entanglement and falls, highlighting rest arrangements, risk assessment, isolation, emergency training and the limitations of protective equipment.
- 2004
MAIB Safety Digest 2004 — Leisure craft edition
This collection brings together 25 leisure-craft accident articles and their lessons. Sailing yachts, dinghies and powerboats feature in capsizes, groundings, flooding and overboard emergencies. Discussion examines navigation, heavy-weather tactics, lifejacket and harness use, watertight closures, rescue-boat suitability, survivor accounting, safety briefings and skipper rest.
- 2003Mar
MAIB Safety Digest 2003 — Fishing edition
This fishing safety digest draws lessons from collisions, near misses, groundings, flooding, capsizes and deck accidents. Cases examine lookout practices, fatigue, navigation equipment, bilge alarms and pumping reliability. Practical lessons address machinery guarding, lifejacket use, valve checks and emergency measures to reduce water ingress.
- 2003
MAIB Safety Digest 1/2003
This marine accident digest presents lessons for merchant vessels, fishing vessels and leisure craft. Cases examine navigation, steering failures, grounding, collisions, lifting injuries, flooding and capsize. Equipment analysis includes lifeboat release mechanisms and inflatable lifejackets, alongside discussion of rest, supervision, testing and emergency preparedness.
- 2002Nov
Crush incident involving power operated watertight door on passenger cruise ship Royal Princess with 1 person injured
Investigates an engineer’s arm injury involving a closing hydraulic watertight door aboard Royal Princess, subsequently requiring amputation. The report examines uncertain passage circumstances, inconsistent instructions, control mechanisms, escape-door interlocks and possible fatigue. Recommendations address practical operating rules, watchkeeping changes and risk assessment of escape-door operation.
- 2002Oct
Grounding of motor pleasure yacht Choice
Investigation of Choice’s grounding on Blyth Sands in the Thames on 9 August 2001 during a team-building voyage. It examines position monitoring, passage planning, fatigue, student supervision and communication of concerns. Navigation aids and evacuation are discussed, with recommendations addressing watchkeeper rest, planning and wheelhouse training arrangements.
- 2002Feb
Grounding of stern trawler Lomur
This investigation examines Lomur’s grounding on Hoe Skerry while returning to Scalloway on 14 June 2001. The skipper fell asleep on watch after inadequate rest. Analysis addresses inshore fishing routines, crew numbers, visual navigation, autopilot reliance and watch-alarm arrangements. Recommendations concern manning, risk assessment, wheelhouse practices and alarm-reset positioning.
- 2002
MAIB Safety Digest 1/2002
A multi-case marine safety digest examines merchant, fishing and leisure vessel accidents and near misses. Lessons address lookout practice, radar limitations, fatigue, maintenance, enclosed-space entry, fire response and survival preparation. Detailed cases discuss lifeboat failures, hydraulic overpressure and heavy-weather yacht evacuation, with practical emphasis on checks, communication and training.
- 2002
MAIB Safety Digest 3/2002
A collection of marine accident lessons covering merchant ships, fishing vessels and leisure craft. Cases examine navigation, collisions and near misses, grounding, galley fires, machinery faults, corrosion, flooding and capsize. Lessons discuss radar use, watchkeeper fatigue, watertight integrity, equipment maintenance, lifejackets and emergency preparedness; findings are expressly tentative.
- 2000
MAIB Safety Digest 1/2000
A collection of marine accident accounts and lessons covering merchant vessels, fishing vessels and leisure craft. Cases examine passage planning, machinery failures, lifting, pressure testing, fatigue, flooding and stability. Discussions address communication, watertight closures, rest arrangements and casualty recovery, while retaining uncertainty where investigations could not establish mechanisms.
- 1999
Reducing error and influencing behaviour
Guidance on reducing human error through ergonomic design, usable procedures and organisational improvements. It distinguishes errors from violations, examines fatigue, shift handovers and safety culture, and explains human reliability assessment. Eighteen intervention case studies demonstrate practical changes, emphasising workforce participation and controls beyond reliance on individual behaviour.
- 1998
MAIB Safety Digest 1/1998
This digest examines casualties involving merchant ships, fishing vessels and leisure craft. Case lessons address radar interpretation, passage planning, watchkeeper rest, shipboard fires, safe access, cargo securing, flooding detection and overboard recovery. Appendices list investigations and explain MAIB inquiry arrangements.
- 1996
MAIB Safety Digest 1/1996
A collection of maritime casualty accounts examines towing failures, engine-room fires, fatigue-related groundings, machinery injuries and fatal tank exposure. Cases discuss lifeboat winch clutches, fuel-system fittings, oxygen hoses and fishing-vessel flooding. Commentary addresses operating instructions, atmospheric testing, watchkeeper rest, fire suppression and lifesaving arrangements, retaining uncertainty where causes were not established.
- 1995
MAIB Safety Digest 2/1995
Marine casualty summaries examine grounding, pollution, electrical power loss, towing, corrosion, refrigerant release and fishing-vessel losses. Case commentary addresses bilge pumping, watertight subdivision, alarm checks, watchkeeper rest and liferaft installation. A review of serious flooding investigations covers 1990–1994, distinguishing established findings from uncertain causes.
- 1992
MAIB Safety Digest 1/1992
Marine accident summaries examine collisions, groundings, flooding, cargo movement, lifeboat failures and crew injuries across shipping and fishing operations. Commentary addresses steering-mode indication, watchkeeper rest, alarm identification, cargo securing and equipment familiarisation. An appendix lists investigations commenced between October 1991 and March 1992.
- 1991
Grounding of ro-ro passenger ferry Earl Granville
Investigation of Earl Granville’s grounding near Cherbourg examines an easterly approach, changing tidal currents and delayed calling of the master. It assesses extensive hull damage, flooding, stability concerns and inadequate emergency arrangements. Recommendations address navigation aids, officers’ rest, revised stability information and practical emergency exercises.
- Undated
Oil Discharge from Platform Vent Boom
BSEE investigates an oil discharge from West Delta 73 C’s vent boom. Later calculations suggested closer to 111 gallons, revising an initial 660-gallon estimate. Findings identify a defective water-skimmer float and a high-level safety device that did not operate as designed, with operator fatigue contributing. Bypass could not be established.
- Undated
Dry Tortugas Allision with Offshore Platform During Autopilot Navigation
BSEE investigates the Dry Tortugas allision with Viosca Knoll 817 A on 16 August 2025. The captain fell asleep while navigating on autopilot. Excessive workload may have contributed; missing watch alarms and inadequate fatigue training were identified. Platform damage prompted emergency shutdown and de-manning, with minor first-aid injuries and no pollution reported.
- Undated
Finger Crushed During Installation of Rotary Mounted Slips
An investigation examines a finger-crushing injury during installation of rotary mounted slips on Noble Bully I. Uneven hoisting caused the component to rotate, and the worker placed his hand in a pinch point. Findings address absent guarding and hazard markings, job safety analysis, and failures to monitor third-party working hours and rest.
- Undated
Close-quarters situation between general cargo vessel Hoo Finch and bulk carrier Front Viewer
Investigation synopsis of a near collision between Hoo Finch and Front Viewer north of the Humber deep water anchorage. It examines delayed avoiding action, fatigue associated with accumulated sleep debt and disrupted rest, lone watchkeeping and missed communications. Recommendations concern passage planning, fatigue, manning, lookouts and VHF radio functioning.
- Undated
Collision between oil tanker British Trent and bulk carrier Western Winner resulting in fire on British Trent with loss of 9 lives
Investigation of British Trent’s collision with Western Winner near SW Akkaert Buoy in fog, followed by a cargo fire and nine deaths. The report examines collision-rule compliance, radar use, vessel traffic services and possible fatigue, alongside inaccessible fire-pump controls, lifeboat launching limitations and rescue by pilot launches.
- Undated
Contact made by tank barge Bruce Stone with berthed and discharging ro-ro cargo vessel Loverval
Investigation synopsis of the ballast tank barge Bruce Stone striking Loverval at Purfleet while the latter discharged cargo. The mate fell asleep on watch; fatigue, inadequate rest, alcohol and watchkeeping deficiencies contributed. No injuries or pollution occurred. Recommendations address work and rest arrangements and consideration of additional watchkeepers and watch alarms.
- Undated
Epidemiology Perspective
This presentation examines US oil and gas extraction fatality trends and motor vehicle risks. It outlines journey and fatigue management measures, considers in-vehicle monitoring and fatigue detection technologies, and explains the FOG database’s scope and sources. Industry collaboration supports targeted surveillance and responses to emerging hazards.
- Undated
Grounding and loss of feeder container vessel Cita with 1 person injured
An inspector’s inquiry examines CITA’s grounding off the Isles of Scilly after the Mate fell asleep during a lone night watch. It analyses inadequate rest, the unused bridge watch alarm, container securing and subsequent flooding, evacuation and salvage. The report also addresses pollution consequences and procedures for handling displaced cargo.
- Undated
Grounding and sinking of general cargo vessel Jambo
Investigation synopsis of Jambo’s grounding off Scotland’s Summer Islands and subsequent sinking. The chief officer fell asleep alone on the bridge following cumulative fatigue from irregular working patterns. It examines six-on six-off watches, absent bridge watch alarms, safe crew evacuation and recommendations concerning watchkeeper alarms, fatigue and manning research.
- Undated
Grounding of general cargo vessel Antari
Antari grounded on Northern Ireland’s coast after its watchkeeper fell asleep. The synopsis examines cumulative fatigue associated with six-hour watch rotations, absent night lookouts, an inactive watch alarm and ineffective SMS audits. Recommendations address safe manning, watchkeeper fatigue, lookout provision and improved auditing of rest compliance and passage planning.
- Undated
Grounding of general cargo vessel Lerrix
Investigation synopsis of Lerrix’s Baltic Sea grounding after the master fell asleep and missed a course alteration. It examines disrupted rest under six-on/six-off watchkeeping, the lookout’s departure, an inoperative watch alarm and outdated pirated navigation software. Recommendations address fatigue and inappropriate use of personal navigational aids.
- Undated
Grounding of live fish carrier Aqua-Boy
Investigation synopsis of Aqua-boy’s grounding in the Sound of Mull after her fatigued master fell asleep on watch. It identifies insufficient rest, a disabled watch alarm, absence of a lookout and inadequate manning. Unsuccessful towing attempts preceded refloating on the rising tide; owners were recommended to provide formal instruction concerning rest requirements.