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Large-span steel building | Fire protection - BROOF T3

Lanfill | Industry | Construction | Agriculture | Processing | Local authorities and town halls

Waste, bulk materials, aggregates, de-icing salt, road de-icing agents, equipment or machinery 

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general contractor
picto-service3ce3f9cc9f8d107561ea2d1265323f114.svg DESIGN & ENGINEERING

Technical expertise for made-to-measure solutions / Integrated design office / Modelling

picto-service1d415ff7f0593734c65ef320e3b915426.svg SUPPLY & EQUIPMENT

From civil engineering to the structure / Selection of suitable solutions / On-site visit by our teams

picto-service59fdb0281437a24a351af6f89b3742949.svg PROJECT MANAGEMENT

End-to-end management / Team coordination / Quality and safety monitoring

Technical datasheet
Technical Characteristics

Span: from 30 m to 80 m (made to measure)

Bay: 5 m

Max. height:

15 m > +2.4 m above the walls

20 m > +2.7 m

30 m > +4 m

40 m > +5 m

Support compatibility: Concrete blocks, ground beam, concrete slab, ground with piles, cast-in-place wall, T-wall, Lura® partition Covering/roofing: Coated PVC tarpaulin (650 g/m²) + rigid steel panels

Frame : Tubular steel lattice structure

Cladding/protection: Galvanised or lacquered steel cladding

Standard: EN1090 - EN13782 - BROOF T3

Product advantages

  • Resistant structures adapted to scalable industrial platforms 
  • Rigid steel cladding and roofing compliant with BROOF T3 standards
  • Reduced maintenance and increased durability 
  • Insulated sandwich panels for long spans 
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Made-to-measure solution

With OTEXIO, each installation is configured made to measure to guarantee safety, performance and proper sizing.

Our technical sales representatives analyse your needs in the field or based on your plans in order to:

- define the appropriate sizing,

- select the options according to your constraints,

- ensure compatibility with your environment,

- optimise the installation to facilitate operation.

Each configuration is then approved by our design office, guaranteeing: technical compliance, regulatory compliance, the reliability of the solution, and coherent integration into your environment. This dual field / engineering expertise ensures a safe, durable and perfectly suited installation.

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Industrial buildings compliant with the European BROOF T3 regulation

This unique offer on the market is specially designed to meet the most demanding fire safety standards while offering modularity, resistance and durability.

OTEXIO offers a complete range of storage buildings adapted to the regulatory constraints related to fire risks for sites handling or storing waste and flammable materials. Thanks to a design focused on handling, safety and long-term durability, our solutions guarantee a high level of compliance.

WHY CHOOSE OUR BROOF T3 BUILDINGS?

The possibility to choose the structure that will suit your activity while complying with current fire safety standards

  • 100% made to measure and adapted to your site 
  • Modular: fixed or double-slope version 
  • Customisable dimensions according to risk, product type, handling and budget 
  • Large covered volumes: significant usable heights


Fire safety & compliance: 

Our buildings incorporate solutions allowing: 

  • A 30-minute fire resistance rating to be achieved: R30 / BROOF (T3) depending on configuration 
  • A risk-level-based approach: R15 / R30 
  • Integration of prevention elements: alarms, operating requirements, ICPE compliance 


The ideal solution to anticipate future regulations and enable unrestricted operation , with large workspaces. This long-span building makes it possible to cover several storage bays with a single structure and ensure optimised productivity and site layout.

  • Spans from 30 to 80 m
  • Steel cladding & roofing
  • Side height up to 15 m
  • Possibility of achieving R30, depending on configurations

Equivalent to a permanent building, it is optimised for quick installation and a controlled budget.

OTEXIO: a global approach, from study to installation 

OTEXIO does not limit itself to manufacturing a tunnel. We offer a global solution based on several technologies and adapted to each type of site. As a true general contractor, we manage a structured technical and industrial approach, validated by our internal design office and ensuring the smooth progress of your worksite: from the preliminary project and scoping phase through to final on-site installation. OTEXIO takes on the risks, guarantees deadlines and ensures coordination with all stakeholders on your worksite.

Focus on your activity, we manage the worksite.

  • Productivity and organisational gains on site: works supervisor and safety management
  • Compliance with the specifications and OTEXIO quality commitment
  • Complete support & after-sales service
  • Ten-year insurance and civil liability for the entire project: all our service providers are approved by our insurers
CONTACT US
OTEX'PERTS by your side: helping you make all your projects a success!

Let’s get in touch to discuss your project and better understand your challenges. Every need is unique, and we are here to offer you suitable and concrete solutions.

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Please feel free to contact us; we will respond as soon as possible with care and transparency. We would be delighted to talk with you, advise you and support you in the success of your projects.

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What is a BROOF (T3) industrial building and what does this regulation correspond to?

BROOF (T3) classification is a European standard relating to the fire behaviour of roofs. It confirms that the roof effectively resists an external fire, without rapid flame spread.

For ICPE sites, this regulation is essential because it helps limit the risk of fire spreading outside and meets the requirements of prefectural orders and insurers. OTEXIO buildings integrate this compliance directly into their design.

Who is responsible for the site and safety during installation?

OTEXIO handles complete site management, with:

- Dedicated site manager

- Safety supervision

- Coordination of service providers

This allows industrial operators to remain focused on their business while guaranteeing compliance with specifications, safety standards and deadlines.

Are Coverline® buildings suited to the specific requirements of ICPE sites?

Yes. OTEXIO industrial buildings are specifically designed for sites subject to ICPE regulations (classified installations).

They incorporate:

- A fire-risk-level approach

- Prevention and operating solutions (layout, ventilation, compartmentalisation, alarms, etc.)

- Configurations meeting the requirements of insurers and administrative authorities

Each project is studied according to the products stored, quantities, handling methods and logistics flows.

What very large dimensions can be achieved with OTEXIO buildings?

OTEXIO large-span steel buildings make it possible to cover exceptional volumes, perfectly suited to the constraints of industrial sites:

- Clear spans from 20 to 60 metres

- Side height up to 15 metres

- Large volumes compatible with handling equipment, containers, grabs or overhead cranes

These large dimensions make it possible to cover several storage bays under a single structure, optimise circulation and anticipate future regulatory changes.

Can these buildings be considered permanent buildings?

No. OTEXIO steel buildings are equivalent to permanent buildings. They offer the advantage of rapid assembly and a controlled budget compared with traditional construction, while providing the resistance of a permanent building (without foundations):

- Steel structure sized according to European standards

- High durability

- Mechanical and fire resistance

- Compatibility with intensive industrial use

How does an OTEXIO industrial building project proceed, from study to installation?

OTEXIO adopts a global general-contractor approach. The project is carried out in several stages:

  1. Site analysis and review of regulatory constraints (ICPE, fire, operations)
  2. Preliminary design and sizing by the in-house design office
  3. Technical validation, schedule and budget
  4. Coordination of all stakeholders
  5. Final on-site installation, on schedule

OTEXIO manages the entire site, assumes the risks and guarantees the smooth running of the project.