DELTA Fire Engineering
DELTA Fire Engineering
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    • Home
    • Services
      • Fire Strategy
      • CFD
      • External Wall Fire Safety
      • Implementation Services
      • Passive Fire Surveys
      • Fire Risk Assessment
      • DSEAR
      • Building Safety Act
    • Delta Fire Training
    • About Us
    • Contact Us
    • News and Articles
    • Brochures and Marketing
  • Home
  • Services
    • Fire Strategy
    • CFD
    • External Wall Fire Safety
    • Implementation Services
    • Passive Fire Surveys
    • Fire Risk Assessment
    • DSEAR
    • Building Safety Act
  • Delta Fire Training
  • About Us
  • Contact Us
  • News and Articles
  • Brochures and Marketing

DSEAR Risk Assessment

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DSEAR Risk Assessments

Ensure full compliance with the Dangerous Substances and Explosive Atmospheres Regulations 2002 (DSEAR) with support from Delta Fire Engineering’s CompEx-certified in-house consultants. Organisations that store, use or manufacture flammable liquids, flammable gases, combustible powders, combustible dusts, or oxidising agents which may be liquids or gases, may be legally required to undertake a DSEAR risk assessment. These assessments help identify and control potential hazards, safeguarding personnel, assets and business operations while ensuring compliance with statutory obligations.


What is a Dangerous Substance?

A dangerous substance is any material used or stored in the workplace that can create a risk of fire or explosion. This includes flammable liquids such as solvents, combustible dusts and powders, oxidising substances, and flammable gases. When these materials form a hazardous atmosphere and encounter an ignition source, they can cause serious harm to people and significant damage to assets.


Expert DSEAR Risk Assessments Across the UK

At Delta Fire Engineering, we deliver comprehensive, bespoke DSEAR risk assessments tailored to your specific operations. Our experienced consultants identify potential hazards, assess explosion and fire risks, and provide clear, practical recommendations to ensure compliance with UK regulations.


We work with a wide range of industries, helping businesses to:

  • Identify and classify hazardous areas 
  • Evaluate risks associated with dangerous substances 
  • Implement effective control measures 
  • Meet legal compliance requirements under DSEAR 
  • Protect employees, facilities, and business continuity 


By choosing Delta Fire Engineering, you benefit from expert guidance, industry-leading knowledge, and a proactive approach to fire and explosion safety.


Where a dangerous substance is or is liable to be present at the workplace, the employer shall make a suitable and sufficient assessment of the risks to his employees which arise from that substance. Get in touch today to discuss your requirements and ensure your business remains compliant, safe, and fully protected.

Why do you need a DSEAR risk assessment?

The risk assessment required by Regulation 5 involves identification and careful examination of any dangerous substances present or liable to be present in the workplace and consideration of how fire, explosion and similar events might harm employees and any other people affected by the work concerned. Its purpose is to enable employers to decide what they must do to eliminate or reduce the risks from dangerous substances, so far as reasonably practicable.


Where a dangerous substance is or is liable to be present at the workplace, the employer shall make a suitable and sufficient assessment of the risks to his employees which arise from that substance.


The risk assessment shall include consideration of –

  • the hazardous properties of the substance.
  • information on safety provided by the supplier, including information contained in any relevant safety data sheet.

The circumstances of the work including –

  • the work processes and substances used and their possible interactions.
  • the amount of the substance involved.
  • where the work will involve more than one dangerous substance, the risk presented by such substances in combination; and
  • the arrangements for the safe handling, storage and transport of dangerous substances and of waste containing dangerous substances.
  • activities, such as maintenance, where there is the potential for a high level of risk.
  • the effect of measures which have been or will be taken pursuant to these Regulations.
  • the likelihood that an explosive atmosphere will occur and its persistence.
  • the likelihood that ignition sources, including electrostatic discharges, will be present and become active and effective.
  • the scale of the anticipated effects of a fire or an explosion.
  • any places which are or can be connected via openings to places in which explosive atmospheres may occur; and
  • such additional safety information as the employer may need in order to complete the risk assessment.

NEED A DSEAR RISK ASSESSMENT?

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Our DSEAR Risk Assessment Services

Delta Fire Engineering provides CompEx-certified DSEAR consultants to deliver fully bespoke, comprehensive DSEAR risk assessments in the UK. Our in-house specialists ensure consistent quality, expert knowledge, and full accountability from initial consultation through to final reporting.


We work closely with your business to understand your operations, identify risks, and develop practical, compliant solutions. Each DSEAR assessment is tailored to your site and aligned with the Dangerous Substances and Explosive Atmospheres Regulations 2002 (DSEAR), helping you protect employees, visitors, and your wider operations.


What’s Included in Our DSEAR Risk Assessments


Our detailed reports are designed to give you complete clarity and actionable outcomes. Each assessment includes:

  • Introduction and site information – a full overview of your premises and operational environment 
  • The risk assessment shall include consideration of – the hazardous properties of the substance and information on safety provided by the supplier, including information contained in any relevant safety data sheet.
  • Inventory of dangerous substances – identification of flammable liquids, gases, combustible dusts, and oxidising agents, including their properties and risks. Where the work will involve more than one dangerous substance, the risk presented by such substances in combination.
  • Control measures – evaluation of existing safety systems and recommendations for improvement including the arrangements for the safe handling, storage and transport of dangerous substances and of waste containing dangerous substances 
  • Process overview – analysis of how dangerous substances are used, handled, and stored within your operations 
  • Hazardous Area Classification (HAC) – identification and zoning of explosive atmospheres in accordance with DSEAR requirements 
  • Spill recovery and containment measures – assessment of emergency procedures and mitigation strategies 
  • Potential sources of ignition – identification and control of ignition risks across your site 
  • Waste products and by-products – evaluation of hazardous waste handling and disposal processes 


Clear Actions for DSEAR Compliance

Our reports go beyond identification, they provide clear, prioritised recommendations to improve safety and achieve full DSEAR compliance. Each action is assigned a priority level and realistic timescale, enabling you to implement improvements efficiently and demonstrate compliance with UK regulations.


Get in touch today to arrange a DSEAR risk assessment and ensure your business remains compliant, safe, and fully protected.  We provide DSEAR risk assessments across the UK, supporting clients in England, Scotland, Wales and Northern Ireland. Our experienced fire engineers and hazardous area specialists deliver consistent, high-quality assessments for a wide range of industries, whether for single sites or multi-location portfolios. With a strong understanding of UK legislation and industry-specific risks, we are well placed to support businesses nationwide in achieving DSEAR compliance and managing fire and explosion risks effectively. 

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Contact The Team

If you would like to discuss your project needs please fill in the contact form and a member of the Delta Fire Engineering team will be in touch.

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