By Afnor delegation, the Transport, Roads and Amenities Standardization Board (BNTRA) covers the following sectors: geotechnical, roads and equipment, engineering structures and traffic engineering sectors. The BNTRA is hosted within the Transport and Material Infrastructure Technical Division (Cerema ITM) at the Centre for Studies on Risks, Environment, Mobility and Urban Planning (Cerema).

The standardization board was granted authorization by the interministerial delegation on standards of 18 December 2015.

Ouvrage d'art

Scope of intervention

  • Standardising road transport applications of information and communication technology (intelligent transportation system – ITS), as well as its interfaces with other modes of transport, including on-board applications for ITS for electronic toll collection, emergency call systems, traffic regulation (for public transport and priority vehicles in particular), outwith on-board electrical and electronic equipment in road vehicles, and applications specific to railways.

  • Standardising the design, construction, and maintenance of road surfaces, road equipment, concrete civil engineering works, landscaping, foundations and supports, excluding bituminous binder and the corresponding testing procedures.

Scope of standardization commissions

Scope of standardization commissions

The GC ITS Intelligent Transport and Transport Systems steering group coordinates the standardisation and application of information technology in highway operations. The main issues are covered in the following standardisation commissions (CN):

CN 01 "Toll roads and motorways and access control"

CN 01 "Toll roads and motorways and access control" is responsible for standardising electronic toll collection applications. This commission’s scope of competence encompasses toll roads and motorways, whether they use dynamic/free-flow tolls (electronic toll collection without vehicle stopping) or traditional/channelled traffic toll roads (electronic toll collection with vehicle coming to stop). This CN is also responsible for the identification and detection of vehicles and loads. It also covers European projects on using vehicle identification and detection to find stolen vehicles. It monitors CEN/TC 278/WG 1 “Electronic fee collection and access control (EFC)”, ISO/TC 204/WG 5 “Fee and toll collection”, CEN/TC 278/WG 12 “Automatic Vehicle Identification and Automatic Equipment Identification” (AVI/AEI) and ISO/TC 204/WG 4 “Automatic Vehicle and equipment identification”


CN 02 "Fleet and Freight Management”

CN 02 “Fleet and Freight Management" encompasses the freight and logistics field. This field covers all kinds and modes of goods transportation, from local distribution to long-distance transport, and involves a special focus on the needs of transport monitoring. This CBN monitors CEN/TC 278/WG 2 “Freight, Logistics and Commercial Vehicle Operations” and ISO/TC 204/WG 7 “General fleet management and commercial freight”.

CN 03 "Public Transport"

CN 03 "Public Transport"encompasses public transport, electronic fare collection, and passenger information. This commission covers all on-board and ground-based equipment that is organised into systems to deliver electronic fare collection and passenger information. It also oversees the standardisation of applications in these fields. This CN works in coordination with CN 16 "Cooperative Systems” (C-ITS)". It monitors CEN/TC 278/WG 3 “Public transport (PT)” and ISO/TC 204/WG 8 “Public transport/emergency” and ISO/TC 204/WG 3 “ITS database technology”.

CN 04 "Traveller Information"

CN 04 "Traveller Information" encompasses information for travellers, especially those travelling by road. The area of competence of this CN is the standardisation and use of systems that relay highway information and information related to travel to end users, as well as the structure of messages addressed to travellers, for different sources and recipients. This CN works in coordination with CN 03, CN 08 and CN 16. It monitors CEN/TC 278/WG 4 “Traffic and traveller information (TTI)”, currently suspended, and ISO/TC 204/WG 10 “Traveller Information Systems”.

CN 05 "Road Traffic Control"

CN 05 "Road Traffic Control" covers the control of road traffic, predominantly in urban areas. It oversees the standardisation of various road traffic control equipment, mainly traffic lights and associated applications. This CN works in coordination with CN 08 and CN 16. In monitors CEN/TC 278/WG 5 “Traffic control (TC)”, which is currently suspended, and its equivalent, CEN/TC 226/WG 4 “Traffic control” for roadway equipment.

CN 08 "Highway Data: Creation, Storage, and Distribution"

CN 08 "Highway Data: Creation, Storage, and Distribution" is responsible for the standardisation of highways data, its creation, and its storage. It also encompasses traffic control in interurban areas, and contributes to the standardisation of traffic control centre equipment and applications. This CN works in coordination with CN 16. It monitors the following committees: CEN/TC 278/WG 8 “Road traffic data (RTD)” and ISO/TC 204/WG 9 “Integrated transport information, management and control”.

CN 13 "Emergency Calls and eCall"

CN 13 "Emergency Calls and eCall" assists in the standardisation of eCall vehicle emergency calls as part of the mirror group to CEN/TC 278/WG 15 “eSafety”. It also covers the Emergency Call Network (RAU) on a national level. It monitors CEN/TC 278/WG 15 “eSafety”.

CN 16 "Cooperative Systems (C-ITS)"

CN 16 "Cooperative Systems (C-ITS)" contributes to standardisation work as a mirror group of the European groups CEN/TC 278/WG 13 and WG16, and ISO/TC 204/WG 1 and WG 16 to 18. C-ITS contributes to services that are delivered to vehicles, drivers, and managers in “real time”. Accordingly, CN 16 covers the standardisation of vehicle-vehicle (V2V) and vehicle-infrastructure (V21) exchanges using all kinds of equipment, including nomadic devices, and applications linked to cooperative ITS. It also contributes to the architecture and terminology of ITS. CN 16 works in cooperation with standardisation commissions for ITS, vehicles, and highway equipment. This CN works in coordination with all active CN that fall under the ITS GC. Within the commission, WG1 “Urban ITS” monitors the work of CEN/TC 278/WG 17 Urban ITS. It monitors CEN/TC 278/WG 16 “Cooperative ITS”, ISO/TC 204/WG 16 “Communications”, ISO/TC 204/WG 17 “Nomadic Devices in ITS Systems” and ISO/TC 204/WG 16 “Cooperative systems”.


CN ADAS "Assisted Driving Systems" encompasses systems that assist safe and efficient driving of road vehicles, supported by information about external stakeholders such as infrastructure and other road users, in particular information emitted by these parties and that falls under the scope of ISO/TC 204/WG 14. Aspects covered: specification standards, performance standards, measurements, test methods. This CN works in coordination with CN 16 "Cooperative Systems (C-ITS)". It monitors CEN/TC 278/WG 7 “ITS spatial data” and ISO/TC 204/WG 14 “Vehicle/roadway warning and control systems”.

The Road Equipment Coordination Group (GCER) coordinates the standardisation of road equipment. The main issues are covered by the following commissions:

CN DRR "Road barrier systems”

CN DRR "Road Barrier Systems" covers the standardisation of the performance and description of crash and safety barriers.

CN SH “Horizontal Road Signage"

CN SH "Horizontal Road Signage"" encompasses road marking products, in situ testing, the performance of markings and sprinkling products, and product testing.

CN BPC "Site Markings & Protection"

CN BPC "Site Markings & Protection"" standardises temporary and permanent road markings, roadwork protection equipment, and safety equipment for the people working on-site.

CN SRV "Vertical Road Signage"

CN SRV "vertical Road Signage" encompasses both temporary and permanent signage, as well as testing and measurement methods. It draws on the approval mechanisms for signage, retroreflective coatings, and LCPC procedures and regulations. It includes permanent vertical road signage, fixtures for signage (gantries, brackets), cones, VMS, and lane markers.

CN EA "Traffic Noise Screens"

CN EA "Traffic Noise Screens encompasses traffic noise reduction systems. This covers noise screens, acoustic coverings, planted walls, partial coverings, and lightweight full coverings. The commission works to define the acoustic and non-acoustic performance of the products tested, as well as their sustainability. The special case of low height systems in urban environments is also taken into account as part of a working group, with a view to define a performance assessment method. Products designed for use alongside railway infrastructure are not covered by CN EA, but rather the BNF/E40 commission. It monitors the European projects under CEN/TC226/WG6.

CN GS "Parking Management"

CN GS "Parking Management" is the mirror commission of CEN/TC 226/WG 9 "Clockwork parking meters and automatic car park ticket dispensers".

CN SSP "Passive Safety Supports"

CN SSP "Passive Safety Supports" covers the standardisation of passive safety supports (flexible and semi-rigid or impact absorbing barriers) for road signage and lighting columns. It monitors work by CEN/TC226/WG10 “Passive safety of support structures for road equipment”.

CN CAND "Lighting Columns”

CN CAND "Lighting Columns" works to design, develop, install, and maintain lighting columns and their accessories. It monitors the work of CEN/TC 50 “Lighting columns and spigots”.

The "Road Surfacing and Landscaping Coordination Group” (GCCT) coordinates the standardisation of road surfaces. The main issues are covered in the following commissions:

CN AVS "Planning Special Surfaces"

CN AVS "Planning Special Surfaces" proposes new standards or revisions to existing standards. Its initial work focuses on tactile paving to warn the blind or visually impaired of danger, as well as other tactile surfaces. These may be accompanied by urban furniture. It monitors the work of CEN/TC 178/WG 5 “Tactile Paving’.

CN DC "Road Surface Design"

CN DC "Road Surface Design" works to standardise how new road surfaces and paving are designed in France and, more broadly, the components that must be taken into account when designing road surface structures, such as traffic.

CN GRA "Aggregate"

CN GRA "Aggregate" encompasses the test and product standards for the natural, synthetic, or recycled aggregates used on roads. It monitors the work of CEN/TC154 “Aggregates”, along with its sub-committees and working groups.

CN CU "Urban Surfaces"

CN CU "Urban Surfaces" encompasses urban highways and public spaces, with regard to networks, trenches, all kinds of modular equipment, highway equipment, and vegetation. It monitors the work of CEN/TC 178 “Paving units and kerbs” and its related working groups.

CN T "Earthworks"

CN T "Earthworks" covers the nomenclature and classification standards used in earthworks, along with standards for the geotechnical testing methods used to test earthworks in laboratories and on-site, especially relating to the materials used. It is the mirror commission of CEN/TC 396 “Earthworks” and its WG.

CN E "Coated Materials"

CN E "Coated Materials" covers road surface materials made from hydrocarbon coatings. It encompasses product, production, and implementation standards. It monitors the work of CEN/TC 227/WG1 “Bituminous mixtures”.

CN RS "Surface Dressing"

CN RS "Surface Dressing helps create standards for surface dressing, slurry for surfacing, and microsurfacing, as a mirror group for TC227/WG2 “Surface Dressing, Sprays and Slurry Surfacing (incorporating Microsurfacing)”.

CN CB "Concrete Surfaces”

CN CB "Concrete Surfaces" standardises materials and construction of surfaces and joint fillers. It monitors the work of CEN/TC 227/WG3 “Materials for concrete roads including joint fillers and sealants”.

CN AC "Pavement Foundations"

CN AC "Pavement Foundations" covers processed or unprocessed road surface foundations to cold-lay binders: mixtures, special ingredients, production and implementation, research and inspection procedures. It monitors the work of CEN/TC 227/WG4 “Hydraulic bound and unbound mixtures (including by-products and waste materials”.

CN EC "Road Surface Testing"

CN EC "Road Surface Testing" encompasses the testing of bituminous materials, the measurement of surface characteristics, and a few tests of surfaces commonly treated with hydraulic binders. It monitors the work of CEN/TC 227 “Road materials” and its WG.

The "Geotechnical Coordination Group” (GCG) coordinates standardisation in the geotechnical field. The main issues are covered in the following commissions:

CN PAB "Avalanche and Rockfall Protection"

CN PAB "Avalanche and Rockfall Protection" encompasses both active and passive avalanche and rockfall protection. It monitors European projects (WG ETAG 027).

CN GSY "Geotextiles, Geomembranes and Related Products”

CN GSY "Geotextiles, Geomembranes and Related Products” encompasses, within the framework of ISO and CEN, testing and products standards (specific and general requirements for CE mark) and, in France, testing, inspection, and design standards. It monitors the work of CEN/TC 189 and ISO/TC 221 “Geosynthetics”.

CN JOG "Justification of Geotechnical Structures

CN JOG "Justification of Geotechnical Structures", within the framework of Eurocodes, encompasses the design of superficial and deep foundations of buildings and civil engineering works, as well as their walls and retaining walls, embankments, or embankments secured with inclusions. It monitors the work of CEN/TC 250/SC7 “Eurocode 7 - Geotechnical design”.

CN ETG "Execution of Geotechnical Works"

CN ETG "Execution of Geotechnical Works"" oversees the execution of geotechnical works designed in line with the following Eurocodes: Bored piles (EN 1536) and displacement piles (EN 12699, under revision) and micropiles (EN 14199, under revision); Diaphragm walls (EN 1538), Reinforcing earth with soil nailing or geotextiles (EN 14490 and EN 14475); Ground anchors (EN1537, under revision) Sheet pile walls (EN 12063), jet grouting (EN 12716) Injections (EN12715) Deep mixing (EN14679) and Ground treatment by deep vibration (EN14731); Vertical drainage (EN15237) Gabions NF P 94-325-1 (works excluding aquatic sites) and NF P 94-325-2 (works on aquatic sites). It monitors the work of CEN/TC 288 “Execution of special geotechnical works”.

CN REG "Geotechnical Investigation and Testing"

CN REG "Geotechnical Investigation and Testing" covers the various on-site and laboratory geotechnical tests, as well as recognition methods. It’s primary scope encompasses: drilling or excavation of samples; water tests and piezometric readings; lab and on-site tests designed to name, describe, and categorise soils and rocks, and to determine their mechanical resistance, deformability, and permeability; instrumentation and sounding of geotechnical structures. This French commission is the mirror commission of CEN/TC341 “Geotechnical Investigation and Testing”. It also encompasses the international standards described in ISO/TC182 “Geotechnics”.

The BNTRA is also home to the following standardisation commissions:

CN ROA "Civil Engineering Repairs”

The role of CN ROA "Civil Engineering Repairs" is to review or add to NF P95-1XX series standards on the execution of repair and reinforcement work to civil engineering works in concrete or masonry, taking regulatory changes into account (in particular the series of NF EN 1504 standards on repair systems and products).

CN T47A "Bearing Devices"

CN T47A "Bearing Devices" encompasses structural bearings for bridges, viaducts, and similar structures. In the public works sector, and civil engineering in particular, it covers terminology, classification, protection, monitoring, and maintenance. It monitors the European commissions CEN/TC 167 “Structural bearings” and CEN/TC 340 “Anti-seismic devices”).

CN EC2 "Design of Concrete Structures"

CN EC2 "Design of Concrete Structures" is the French mirror commission of CEN/T250/SC2, the European group responsible for the “Eurocode 2: Design of concrete structures” standard. Eurocode 2 is currently composed of four separate standards: general rules and regulations for buildings, structural fire design, concrete bridges, and water towers and reservoirs. CN EC2 is responsible for monitoring these Eurocode 2 standards on a European level, with an effort to incorporate French positions into European legal texts. It also drafts and updates the National Appendices that are essential to the application of Eurocode 2 in France, as well as the documentation that supports French engineers in the application of Eurocode 2. This is accompanied by work on the French standards relating to the design of concrete strictures, such as the standard for ultra-high-performance fibrous concrete.

CN EJC "Road Joint Testing"

CN EJC "Road Joint Testing" encompasses road joints on road bridges, viaducts, and similar structures. In the public works sector, and civil engineering in particular, it covers terminology, classification, protection, monitoring, and maintenance. It monitors European projects ETAG 032. It monitors the international work of ISO/TC45/SC4 “Rubber products”.

Contact, stakeholders, and how to get involved

Tel.: 01 60 52 31 31
Address: Direction technique infrastructures de transport et matériaux - 110 rue de Paris - BP 214 - 77487 Provins Cedex

If you would like to contribute your expertise to a BNTRA standardization commission, please return the completed registration form to BNTRA by post or email.

Once the commission has approved your application, an agreement will be drawn up between your representative and the BNTRA. A right to a seat for the current year will be decided in line with the membership scale.