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20 March 2026
Detection

Temporary fire detection for construction sites: a comprehensive solution provided by the Réseau DEF

Temporary fire detection for construction sites: a comprehensive solution provided by the Réseau DEF

A comprehensive approach to fire safety during construction

Temporary fire detection systems for construction sites are part of a comprehensive approach to fire safety. It is intended to ensure continuous protection throughout the duration of the work, regardless of:

  • the phasing of the construction project,
  • the classification of areas,
  • the changes in risks.

In this context, DEF takes a comprehensive approach, combining products, engineering, operational deployment, and long-term support. solution intégrée

Temporary Construction Site Fire Detection: a profession in its own right

In light of the unique characteristics of construction sites, the DEF has been involved since 2018 in developing the concept of Temporary Construction Site Fire Detection, in response to lessons learned from major fires that occurred during the construction phase. This approach relies on Temporary Construction Site Fire Detection Systems, designed to adapt to the operational constraints of construction sites and to changes in the areas to be monitored.

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Temporary detection

A structured technical and service framework

The DEF solution complies with the APSAD standards applicable to temporary fire detection systems on construction sites:

  • APSAD D47: the technical framework

The APSAD D47 Standard defines the rules for the design, installation, and maintenance of Temporary Construction Site Fire Detection Systems, taking into account the specific constraints of each phase of construction.

  • APSAD I.F47: ensuring quality service delivery

The APSAD I.F47 Standard, for its part, sets out the requirements regarding the organisation, competencies, and quality of installation and maintenance services for Temporary Construction Site Fire Detection Systems.

As part of its comprehensive offering, DEF relies on all entities within the Réseau DEF that hold this service certification, ensuring implementation in accordance with the defined framework.

An end-to-end DEF solution, from construction to operations

DEF’s value proposition is based on providing comprehensive temporary fire detection solutions for construction sites, integrated into a holistic approach to fire safety.

This solution includes, among other things:

  • the study and design of systems tailored to the risks and the phasing of the work,
  • the supply and installation of temporary fire detection equipment,
  • training and support for the teams working on the construction site,
  • preventive and corrective maintenance, with a record of all work performed,
  • the ongoing adaptation of the systems in line with the progress and changes on the construction site.

This approach ensures the continuity of fire protection throughout the construction phase, prior to the final systems becoming operational.

DEF’s expertise, backed by a network of specialised experts, including Firemob

To deliver this solution, DEF relies on the Réseau DEF, a group of expert organisations, each specialising in its own area of fire safety.

For temporary construction site fire detection, DEF enlists Firemob, a company dedicated to this activity and the first company certified to the APSAD I.F47 Standard for the installation and maintenance of temporary construction site fire detection systems.

This structure makes it possible to combine:

  • DEF’s national and multi-site capabilities,
  • Firemob’s specific industry expertise,
  • overall consistency in practices, service requirements, and intervention methods.

A tailored solution to address the challenges faced by project owners and complex construction sites

Through this organisational structure, DEF provides a structured and operational response to fire safety challenges during the construction phase, particularly for:

  • new construction projects,
  • renovation or major rehabilitation projects,
  • sensitive sites or those of high heritage value.

This approach allows project owners and site personnel to rely on a structured, scalable solution tailored to the specific constraints of the construction phase.

Need a comprehensive temporary fire detection solution for your construction site?

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Temporary Construction Site Fire Detection Systems: key points to remember
  • Construction phases involve high fire risks, requiring protection even before the permanent systems are in place.
  • Temporary Construction Site Fire Detection is now a well-established field, tailored to the changing demands of construction projects.
  • The APSAD D47 and I.F47 Standards now govern these programs, ensuring compliance and quality of service
  • The DEF solution covers the entire lifecycle, from design through operation to maintenance.
  • The systems continuously adapt to the progress of the construction project, ensuring uninterrupted protection.
  • The Réseau DEF relies on dedicated experts such as Firemob, the first company to be certified under the APSAD I.F47 Standard.
  • This approach ensures safety on complex job sites, whether for new construction, renovation, or sensitive sites.

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