Asbestos in shipbuilding was once treated as a practical fix for heat, fire and insulation problems. That decision still affects ship owners, dutyholders, developers and property managers today, because older vessels, dock buildings, workshops and former naval or industrial sites can still contain asbestos-containing materials that become dangerous when disturbed.
If you manage marine property, a waterfront redevelopment site, or an older industrial building with links to ship repair or fabrication, the risk is not historic in any simple sense. It is current, because maintenance, refurbishment, demolition and even routine access can release fibres if asbestos is hidden in the structure or plant.
Why asbestos in shipbuilding became so widespread
Asbestos in shipbuilding became common because it solved several engineering problems at once. It resisted heat, improved insulation, offered fire protection in some applications and could be built into a wide range of products used across ships and shore facilities.
Marine environments are harsh. Machinery spaces run hot, pipework needs insulation, and the consequences of fire at sea can be severe, so shipbuilders favoured materials that were durable and easy to specify across multiple systems.
Why shipyards relied on it
Shipyards and marine engineers used asbestos because it could be applied in many forms. It appeared in lagging, boards, gaskets, sprayed coatings, rope seals, cement products and friction materials.
- Thermal insulation around boilers, turbines and exhaust systems
- Fire protection to bulkheads, ceilings and structural elements
- Pipe lagging in engine rooms and service spaces
- Gaskets and packing around valves, pumps and flanges
- Electrical insulation in plant and control equipment
- Flooring, adhesives and lining materials in accommodation and work areas
Once these materials became standard, they were used repeatedly in new builds, repairs and refits. That is one reason asbestos in shipbuilding is still such a live issue: the material was not limited to one product or one part of a vessel.
Military and commercial demand
Large-scale naval construction, merchant shipping and marine engineering all drove demand. Procurement habits and technical specifications reinforced the use of asbestos-containing materials across different classes of vessel and associated dockside buildings.
That meant exposure was not confined to one trade. Construction teams, maintenance crews, marine engineers and dismantling contractors could all come into contact with asbestos during the life of a ship or marine site.
Where asbestos in shipbuilding is commonly found
One of the biggest problems with asbestos in shipbuilding is how widely it was used. On older vessels and in supporting premises, asbestos may be present in both obvious and concealed locations.
Common locations include:
- Pipe insulation and thermal lagging
- Boiler and engine room insulation
- Sprayed coatings for fire protection
- Asbestos insulating board in partitions, linings and ceiling voids
- Floor tiles and bitumen adhesives
- Textured coatings and ceiling panels
- Gaskets, seals, rope products and packing
- Brake and clutch components
- Cement sheets, panels and moulded products
- Electrical backing boards and insulation materials
- Plant rooms, ducts, risers and service voids
The risk is not limited to ships themselves. Former shipyards, fabrication sheds, warehouses, offices, stores, dry dock buildings and maintenance units may all contain asbestos if they were built or altered during the years when asbestos use was common.
For property managers, that means assumptions are dangerous. If a building has a marine, industrial or dockside history, treat asbestos as a realistic possibility until a suitable survey proves otherwise.
Who was most at risk from asbestos in shipbuilding
The highest risks were typically faced by people working directly with asbestos materials or close to others disturbing them. Shipbuilding often involved confined spaces, repetitive maintenance and poor historical controls, which increased the chance of breathing in fibres.
Shipyard workers and tradespeople
Shipyard workers were among the most heavily exposed groups. Insulators, fitters, welders, electricians, plumbers, joiners, laggers, labourers and repair teams could all encounter asbestos during installation, cutting, stripping or maintenance.
Even workers who did not handle asbestos themselves could still be exposed. Dust could spread through workshops, machinery spaces and construction areas, then settle on clothing, tools and surrounding surfaces.
Navy personnel and marine engineers
Crew members, marine engineers and maintenance staff on older vessels also faced significant risk. Engine rooms, boiler spaces and service areas often contained multiple asbestos products, and repeated low-level exposure over time could still be harmful.
Living and working in close quarters made matters worse. If insulation was damaged or repairs were carried out without proper controls, fibres could spread into occupied areas.
Families and secondary exposure
Secondary exposure is an important part of the asbestos in shipbuilding story. Workers sometimes carried fibres home on overalls, boots, hair and equipment, exposing family members handling contaminated clothing.
For employers and dutyholders, this underlines a simple point: asbestos risk management should cover the whole chain of exposure, not just the immediate work area.
Health risks linked to asbestos in shipbuilding
Asbestos is dangerous when fibres are released and inhaled. Those fibres can lodge deep in the lungs and remain there for many years, which is why diseases linked to asbestos in shipbuilding often appear long after the original exposure.
The main health effects are serious and often life-limiting. There is no practical value in trying to judge risk by sight alone, because asbestos-containing materials can look stable while still becoming hazardous if drilled, cut, broken or disturbed.
Mesothelioma
Mesothelioma is a cancer affecting the lining of the lungs or, less commonly, the abdomen. It is strongly associated with asbestos exposure and remains one of the clearest examples of why asbestos control is a critical occupational health issue.
For former shipyard workers and marine engineers, even exposures that seemed routine at the time may have long-term consequences.
Lung cancer
Asbestos exposure can increase the risk of lung cancer, particularly where exposure was heavy or prolonged. Smoking can further increase that risk.
Anyone with a history connected to shipbuilding, marine maintenance or dockside industrial work should take persistent respiratory symptoms seriously and seek medical advice promptly.
Asbestosis and pleural disease
Asbestosis is a chronic scarring of the lungs caused by inhaling asbestos fibres. It can lead to breathlessness, coughing and reduced lung function.
Pleural thickening and other pleural conditions are also linked to asbestos exposure. These illnesses may develop slowly, but they can still have a major impact on daily life and long-term health.
Why symptoms appear decades later
One of the hardest features of asbestos-related disease is the long latency period. People exposed during shipbuilding, refits or dockside maintenance may not become unwell until many years later.
That delay is exactly why proper records, surveys, registers and management plans matter. Memory is not a control measure. Documentation and competent inspection are.
Environmental impact of asbestos in shipbuilding
Asbestos in shipbuilding is not only a worker health issue. It can also create long-term environmental contamination in shipyards, docklands, brownfield sites and waste handling areas if materials are broken, buried or removed without proper controls.
Contamination in shipyards and dockside land
Historic shipbuilding sites may contain asbestos debris in made ground, demolition rubble, service trenches, plant rooms and derelict structures. Redevelopment can uncover hidden contamination that was never properly recorded.
This is especially relevant for waterfront regeneration and conversion projects. Before intrusive work starts, establish what is present in the buildings and, where relevant, in the wider site context.
Risks during refurbishment, dismantling and demolition
Ship breaking, building alteration and industrial demolition can release fibres if asbestos-containing materials are cut, stripped or damaged. The risk rises sharply where asbestos has not been identified before work begins.
That is why survey selection matters. For occupied premises where the aim is to manage asbestos during normal use, a management survey helps locate, as far as reasonably practicable, the presence and extent of asbestos-containing materials that could be disturbed during routine occupation or maintenance.
Before intrusive work, strip-out or structural changes, a more invasive survey is required. If a building or part of it is due to be taken apart, altered extensively or demolished, a demolition survey is the practical step that helps identify asbestos so it can be dealt with before work starts.
Waste handling and disposal
Asbestos waste cannot be treated like ordinary construction waste. It must be handled, packaged, transported and disposed of in line with legal requirements, using competent contractors and suitable waste routes.
Key practical points include:
- Separate asbestos waste from other materials
- Prevent fibre release during removal and transport
- Use appropriate packaging and labelling
- Keep records of removal and disposal
- Ensure work is carried out by competent specialists
Where asbestos is damaged or likely to be disturbed, engaging a specialist asbestos removal contractor is often the safest route.
Legal duties for UK dutyholders
In the UK, asbestos risks are managed under the Control of Asbestos Regulations. These duties apply to those responsible for non-domestic premises, including many industrial buildings, workshops, warehouses and operational sites connected to marine engineering, ship repair and former shipbuilding activity.
If you are the owner, landlord, managing agent, facilities manager or employer with responsibility for maintenance, your duty is not to guess whether asbestos is present. You must take reasonable steps to find out, assess the risk and manage it properly.
The duty to manage asbestos
Where the duty to manage applies, you should:
- Identify whether asbestos-containing materials are present
- Assess their condition and the likelihood of disturbance
- Keep an up-to-date asbestos register
- Prepare and implement an asbestos management plan
- Share information with anyone who may work on or near the materials
- Review the arrangements regularly
These expectations align with HSE guidance and the survey approach set out in HSG264. The right survey depends on the building, the planned works and how the premises are used.
Why communication prevents incidents
Many asbestos incidents happen because information is missing, outdated or not passed on. A survey is only useful if contractors, maintenance teams and project managers can actually access the findings before work starts.
Make the asbestos register easy to find. Check that permits to work, contractor inductions and maintenance planning all refer back to the register and management plan.
Practical steps if you manage an older marine or industrial site
If you suspect asbestos in shipbuilding materials may still be present in a vessel-related building or former dockside property, take a structured approach. Do not break materials open to check them yourself.
Use this process instead:
- Review the site history. Older marine and industrial buildings are more likely to contain asbestos.
- Check existing records. Look for previous surveys, registers, plans of work and removal certificates.
- Inspect condition visually. Damage, water ingress, impact marks and deterioration all increase risk.
- Choose the right survey. Match the survey type to normal occupation, maintenance, refurbishment or demolition.
- Restrict access if needed. If suspect materials are damaged, keep people away until they are assessed.
- Inform contractors. Never allow work to start without relevant asbestos information.
- Plan remedial action. Depending on condition, that may mean management in place, encapsulation, repair or removal.
This approach reduces delays as well as risk. It also helps you demonstrate that asbestos has been managed in a sensible, documented way if clients, tenants or regulators ask questions.
When to arrange an asbestos survey
The best time to arrange a survey is before work creates a problem. Waiting until contractors uncover suspect insulation or broken boards usually means delays, emergency controls and higher costs.
You should consider a survey when:
- You are taking over management of an older marine or industrial property
- Existing asbestos records are missing or unreliable
- Maintenance work may disturb ceilings, risers, ducts, plant or wall linings
- A tenant fit-out or refurbishment is being planned
- A building, workshop or dockside structure is due for demolition
- You are redeveloping a former shipyard or waterfront industrial site
If your property is in the capital, booking an asbestos survey London service can help you establish what is present before works begin. For sites in the North West, an asbestos survey Manchester assessment is a sensible step before refurbishment, strip-out or redevelopment. If you manage premises in the Midlands, an asbestos survey Birmingham appointment can provide the evidence you need to plan works safely.
Common mistakes to avoid with asbestos in shipbuilding
Most serious asbestos problems on older industrial and marine sites are avoidable. They usually happen because the material was assumed away, the wrong survey was used, or information was not shared with the people doing the work.
- Assuming a previous owner dealt with it: always verify with records and current information.
- Using a management survey for demolition work: intrusive works need the correct survey type.
- Letting contractors start without the register: this is one of the fastest ways to create accidental disturbance.
- Ignoring low-level damage: small breaks in lagging, boards or insulation can still release fibres.
- Treating asbestos waste like general waste: disposal rules are strict for good reason.
- Relying on visual judgement alone: many asbestos-containing materials are not obvious without inspection and sampling.
If there is one practical rule to keep in mind, it is this: stop guessing and verify the risk properly before work starts.
Why asbestos in shipbuilding still matters today
Asbestos in shipbuilding still matters because the built legacy has not disappeared. Older ships remain in service or storage, dockside premises continue to be occupied, and former shipbuilding land is frequently reused for commercial or mixed-use development.
Every one of those situations can bring old asbestos materials back into contact with workers, occupants and contractors. The fact that the original use was decades ago does not reduce the current duty to identify and manage the risk.
For property managers, the practical takeaway is straightforward. If a building, workshop, warehouse or marine facility has the age and history to contain asbestos, build that assumption into your maintenance planning, project planning and contractor control from the start.
Frequently Asked Questions
Where was asbestos in shipbuilding most often used?
It was commonly used in pipe lagging, boiler insulation, engine rooms, sprayed coatings, asbestos insulating board, gaskets, seals, flooring, cement products and electrical insulation. It could also be present in dockside workshops, warehouses and offices linked to shipbuilding or repair.
Is asbestos in shipbuilding only a problem on old ships?
No. It can also be found in associated shore buildings such as fabrication sheds, maintenance units, stores, dry dock structures and former shipyard premises. Waterfront redevelopment sites may also contain asbestos debris in older structures or made ground.
What survey do I need for an older marine building?
That depends on what you are planning. A management survey is used to help manage asbestos during normal occupation and routine maintenance. If the building is being refurbished, stripped out or demolished, a more intrusive survey is needed to identify asbestos in the work area before the job starts.
What should I do if I find damaged asbestos materials?
Stop work, keep people away from the area and seek competent advice immediately. Do not sweep, drill, cut or try to remove the material yourself. The next step may be assessment, encapsulation or specialist removal depending on the condition and location.
Who is responsible for managing asbestos in non-domestic premises?
Responsibility usually falls to the dutyholder under the Control of Asbestos Regulations. That may be the owner, landlord, managing agent, employer or anyone with responsibility for maintenance or repair of the premises.
If you need clear advice on asbestos in shipbuilding, surveys for older marine or industrial premises, or support planning safe refurbishment and demolition works, Supernova Asbestos Surveys can help. We provide nationwide asbestos surveying and guidance backed by extensive experience across commercial and industrial property. Call 020 4586 0680 or visit asbestos-surveys.org.uk to book a survey or speak to our team.