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France builds a 107 km canal costing €7.3 billion to connect the Seine to the northern European waterway network

Written by Alisson Ficher
Published on 06/06/2026 at 14:51
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Seine-Nord Europe Canal Project plans connection between Compiègne and Aubencheul-au-Bac, integration into the Seine-Scheldt waterway corridor, and navigation of large vessels between the Paris basin, northern France, and the Benelux waterway network.

France is building the Seine-Nord Europe Canal, a 107-kilometer waterway planned to connect Compiègne, on the Oise River, to Aubencheul-au-Bac, in the north of the country, within the Seine-Scheldt waterway corridor.

According to the Société du Canal Seine-Nord Europe, the project will allow navigation of large vessels and expand the connection between the Seine basin and the northern European waterway network.

Once operational, the infrastructure is expected to allow the circulation of river convoys between the Paris region, northern France, Belgium, and the Netherlands.

The planned capacity is up to 4,400 tons per vessel, above the approximate limit of 650 tons associated with the older routes currently used on this axis.

Seine-Nord Europe Canal integrates the Seine-Scheldt corridor

The canal is presented by the public company responsible for the work as the central link of the Seine-Scheldt connection, an initiative aimed at expanding the connection between the French waterway network and the main inland corridors of northern Europe.

The planned route crosses the Hauts-de-France region and is expected to connect the Paris basin to the Dunkirk-Scheldt axis, with continuity to navigable networks used by Belgium, the Netherlands, and other countries in the region.

According to the official plan, the new waterway will have sections with 54 meters in width and depth compatible with the navigation of large river convoys.

Multimodal platforms are also planned along the route, aiming to integrate water transport with existing road, rail, and logistics networks.

Greater capacity seeks to reduce bottleneck of the Canal du Nord

The main logistical change is in replacing a capacity limitation in water transport between the Paris region and northern Europe.

Currently, part of this connection depends on older routes, such as the Canal du Nord, which restrict the size of vessels and reduce the competitiveness of water transport compared to other modes.

With the new channel, larger trains will be able to transport higher volumes of cargo per trip, altering the organization of logistical flows between industrial centers, distribution platforms, and ports.

The society responsible for the project states that the infrastructure aims to favor the transfer of part of road transport to river transport, with less pressure on roads in sections of intense circulation of goods.

Locks will overcome the route’s elevation difference

As the route crosses areas with significant altitude differences, the Seine-Nord Europe Canal will feature locks distributed along the route.

These structures will function as water chambers used to raise or lower vessels between different levels of the canal, allowing continuous navigation even in regions with elevation differences.

The chambers will have dimensions compatible with large vessels expected to operate on the waterway, within the technical parameters disclosed by the canal society.

Throughout the layout, the locks should compensate for the variation in altitude between the points connected by the new infrastructure.

Construction requires excavations, bridges, and road adaptations

The construction of the canal involves extensive excavations, reorganization of sections of the territory, reinforcement of banks, hydraulic works, and adaptation of road and rail accesses.

The scale of the project includes about 57 million cubic meters of earthworks, in addition to the construction of bridges, underpasses, drainage structures, and operational control devices.

One of the planned interventions is the canal bridge over the Somme valley, a structure designed to carry the waterway over an environmentally and hydrologically sensitive area.

Along the route, new road and rail crossings should maintain circulation between municipalities, agricultural areas, industrial zones, and existing logistical axes.

Water, biodiversity, and soil are at the center of criticism

The project also faces questions from environmental entities, researchers, and residents of areas affected by the construction, mainly regarding water use, impact on soils, and ecosystem preservation.

The society responsible for the canal states that the project includes environmental compensation measures, material reuse, water control, and solutions to reduce direct interventions in sensitive areas.

Among the planned devices are water-saving basins in the locks, used to reuse part of the volume moved in each operation of raising or lowering the vessels.

A strategic water reserve is also planned to help maintain navigation conditions during periods of lower water availability, a point mentioned in the official materials of the project.

Cost and financing remain under public monitoring

The financing of the Seine-Nord Europe Canal brings together resources from the European Union, the French State, and local authorities involved in the public company that coordinates the project.

According to the official page of the project’s financiers, the European Union participates in the financing of the canal through a billion-dollar contribution to the project.

French control bodies also monitor the execution of the work and its effects on schedule, governance, costs, financing, and operational balance.

The Cour des comptes published an analysis on the construction of the Seine-Nord Europe Canal and its consequences, a document that has become part of the public debate on the execution of the project.

Operation is scheduled after completion of works and tests

The schedule of the Seine-Nord Europe Canal depends on the completion of the construction lots, the installation of hydraulic structures, road adaptations, and testing phases before opening to navigation.

The obtaining of administrative and environmental authorizations allowed the advancement of new stages, according to the public documentation of the company responsible for the project.

With the continuation of execution, the waterway is expected to strengthen the connection between the Seine basin and the northern European river network, within the Seine-Scheldt corridor.

Until it becomes operational, the project will continue to be monitored by public authorities, control bodies, logistics operators, environmental entities, and local communities directly affected by the route.

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Alisson Ficher

A journalist who graduated in 2017 and has been active in the field since 2015, with six years of experience in print magazines, stints at free-to-air TV channels, and over 12,000 online publications. A specialist in politics, employment, economics, courses, and other topics, he is also the editor of the CPG portal. Professional registration: 0087134/SP. If you have any questions, wish to report an error, or suggest a story idea related to the topics covered on the website, please contact via email: alisson.hficher@outlook.com. We do not accept résumés!

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