Transport Safety Investigations

Air, marine, and rail accident investigation reports from the UK's independent statutory investigation bodies. Reports identify causal factors and make safety recommendations to operators, regulators, and government.

13,026
Total Reports
11,337
AAIB (Air)
1,094
MAIB (Maritime)
595
RAIB (Rail)

Reports by Year

About These Bodies

AAIB Air Accidents Investigation Branch — independent civil aviation accident investigations
MAIB Marine Accident Investigation Branch — shipping and vessel accident investigations
RAIB Rail Accident Investigation Branch — railway accident and incident investigations
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Showing 1–50 of 70 reports matching "safety" from MAIB

This bulletin highlights the key safety lessons from the MAIB’s investigation.
12 Feb 2026 · Marine Accident Investigation Branch
Location: North Sea.
27 Nov 2025 · Marine Accident Investigation Branch
This bulletin urges prospective customers intending to stay on liveaboard vessels to book through reputable vendors only.
6 Feb 2025 · Marine Accident Investigation Branch
This bulletin urges owners, operators and skippers of fishing vessels fitted with side shell doors to ensure suitable and sufficient risk assessment of watertight integrity.
10 Oct 2024 · Marine Accident Investigation Branch
This bulletin urges fishing vessel owners and crew to review their deck risk assessments ensuring that hazards associated with the shooting or recovery of creels are fully mitigated.
5 Sep 2024 · Marine Accident Investigation Branch
This bulletin urges boat operators to keep an effective lookout at all times when a vessel is underway, and stresses the importance of maintaining detailed and frequent communications with other boat operators in the vicinity.
27 Jun 2024 · Marine Accident Investigation Branch
This bulletin urges owners and operators of beam and scallop trawlers to inspect their vessel’s quick-release arrangements and to make any necessary changes to the equipment or its operation to ensure the safety of crew working on deck.
7 Feb 2024 · Marine Accident Investigation Branch
This bulletin urges owners and operators of small commercial passenger vessels to review their operations and procedures in line with current safety guidance.
15 Sep 2023 · Marine Accident Investigation Branch
This bulletin urges all owners and operators of DSB liferafts serviced by Comfer Marin SL, Spain between Jan 2017 and June 2022 to contact the nearest approved Survitec liferaft service station.
24 Aug 2023 · Marine Accident Investigation Branch
The importance of installing and maintaining safety critical systems to comply with the approved classification standards and in accordance with relevant guidance is highlighted following a fire on board the ro-ro cargo ship Finnmaster while departing Hull, England.
23 Mar 2023 · Marine Accident Investigation Branch
Initial investigation into a fire on board the ro-ro cargo ship Finnmaster while departing Hull, England, found potential manufacturing defects with pilot system hose assemblies.
10 Mar 2022 · Marine Accident Investigation Branch
Initial findings of the investigation into a fatal accident to a crewman while working on an upper vehicle deck.
4 Nov 2021 · Marine Accident Investigation Branch
Safety warning about multiple cruise ship anchor failures Marine Accident Investigation Branch
We have issued a safety bulletin to the cruise industry to highlight the importance of using anchoring equipment within its intended design parameters.
30 Mar 2021 · Marine Accident Investigation Branch
We have issued a safety bulletin highlighting the importance of installing carbon monoxide (CO) alarms on boats with enclosed accommodation spaces.
15 Oct 2020 · Marine Accident Investigation Branch
We have issued a safety bulletin highlighting a potentially serious hazard associated with condensed aerosol firefighting suppressant particles after the fatal accident on fishing vessel Resurgam.
10 Mar 2020 · Marine Accident Investigation Branch
Urgent safety lesson issued after a fatal inversion of a sailing boat with a retractable keel.
27 Jun 2019 · Marine Accident Investigation Branch
Urgent safety lessons issued after shift and toppling of freight vehicles on board a ro-ro passenger ferry in heavy weather.
26 Mar 2019 · Marine Accident Investigation Branch
Urgent bulletin issued after working in a refrigerated salt water tank resulted in a fatal accident on board fv Sunbeam (FR487) at Fraserburgh, Scotland.
19 Oct 2018 · Marine Accident Investigation Branch
Safety warning about keel failures on sailing yachts Marine Accident Investigation Branch
Urgent safety lesson issued after the yacht Tyger of London capsized off Tenerife, Canary Islands due to a shallow draught, lead keel failure.
1 Aug 2018 · Marine Accident Investigation Branch
Safety warning about defective throw bag rescue lines Marine Accident Investigation Branch
Urgent safety lessons issued after the failure of a throw bag rescue line during a boat capsize rescue drill on 24 March 2018.
1 Jun 2018 · Marine Accident Investigation Branch
Urgent safety lesson issued after a fatal man overboard from the sailing yacht CV30 in the Indian Ocean on 18 November 2017.
9 Jan 2018 · Marine Accident Investigation Branch
Location: Felixstowe container terminal, England.
30 Jun 2017 · Marine Accident Investigation Branch
This document warns of the dangers of carbon monoxide poisoning after the death of holidaymakers on the Norfolk Broads.
8 Aug 2016 · Marine Accident Investigation Branch
Location: 8.5 miles east of the River Tyne, England.
29 Feb 2016 · Marine Accident Investigation Branch
Location: Aberdeen Harbour, Scotland.
29 Feb 2016 · Marine Accident Investigation Branch
Location: UK coastal waters.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendations made to ship owners/managers, industry bodies/organisations and the Maritime and Coastguard Agency.
29 Feb 2016 · Marine Accident Investigation Branch
This document is for operators of vessels with electric propulsion which have large capacitors in harmonic filters.
29 Feb 2016 · Marine Accident Investigation Branch
This documents makes safety recommendations to tanker operators.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendation made to the Maritime and Coastguard Agency.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes an urgent recommendation to owners/operators of dory-type boats, and highlights the dangers of flooded void spaces.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes urgent recommendations to hire boat operators and all bodies/authorities responsible for the licensing of such vessels.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendation made to the Turks and Caicos Islands’ marine police unit.
29 Feb 2016 · Marine Accident Investigation Branch
This document warns of the dangers of carbon monoxide poisoning following 2 deaths on the scallop dredger Eshcol.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendation to manufacturer and request for further information from ship owners, ship managers, windlass manufacturers, classification societies and marine accident investigation organisations.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes urgent recommendations to ship owners, masters and the Maritime and Coastguard Agency.
29 Feb 2016 · Marine Accident Investigation Branch
Safety concerns regarding marine safety helmets have been highlighted and an urgent recommendation to RYA made.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes urgent recommendations to all UK competent harbour authorities and all bodies responsible for safety of navigation on UK rivers.
29 Feb 2016 · Marine Accident Investigation Branch
This document recommends the vessel not undertake any further fishing operations until safe operation can be ensured.
29 Feb 2016 · Marine Accident Investigation Branch
This documents makes urgent recommendations to ship owners and masters.
29 Feb 2016 · Marine Accident Investigation Branch
This documents urges drivers of power boats to check and use kill-cords following ejection of a family of 6 from a RIB.
29 Feb 2016 · Marine Accident Investigation Branch
This documents urges users of power boats use kill-cords correctly, wear suitable clothing and lifejackets, and have the means to summon assistance.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes an urgent safety recommendation to the owner of the fishing vessel and highlights health and safety shortcomings.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendation to owners of ships fitted with high expansion foam systems utilising the atmosphere from within a protected space.
29 Feb 2016 · Marine Accident Investigation Branch
This document urges RIB owners and operators to ensure checks can be made on their own craft.
29 Feb 2016 · Marine Accident Investigation Branch
This documents gives advice to owners and operators of similar vessels following a fire and sinking of ECC Topaz off Lowestoft, England.
29 Feb 2016 · Marine Accident Investigation Branch
Urgent recommendations issued to Maritime Administration of the UK, Flag States, Cruise lines and operators/managers of passenger vessels.
29 Feb 2016 · Marine Accident Investigation Branch
This document makes urgent recommendations to owners/skippers of fishing vessels.
29 Feb 2016 · Marine Accident Investigation Branch
This documents highlights safety concerns to owners, operators and crew of yachts.
29 Feb 2016 · Marine Accident Investigation Branch
This document highlights urgent action to be taken by the Maritime and Coastguard Agency and makes a recommendation to users of small craft.
29 Feb 2016 · Marine Accident Investigation Branch