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Inland waterways transport measurement - goods (iww_go)

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National Reference Metadata in Euro SDMX Metadata Structure (ESMS)

Compiling agency: Ministry for the Ecological Transition Directorate for statistical data and studies (SDES)

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Inland waterway transport statistics provides information on the volume and performance of freight transport on EU inland waterway network. They are reported on the basis of the "territoriality principle" which means that each country reports the loading, unloading and movements of goods that take place on its national territory, irrespective of country of origins of undertakings or place of first loading and final unloading.

 

The full data provision obligation includes:

  • annually: goods transport by type of goods, by nationality of vessels and by type of vessel as well as container transport by type of goods;
  • quarterly: goods and container transport by nationality of vessels.

In addition, the legislation foresees voluntary annual data on vessel traffic. Voluntary annual data on the transport of dangerous goods and the number of accidents has been agreed with the reporting countries.

 

In summary, the statistics transmitted to Eurostat on inland waterway transport:

  • Transport of goods (annual and quarterly mandatory data provision);
  • Vessel traffic (annual voluntary data provision);
  • Transport of dangerous goods (annual voluntary data provision)
  • Number of accidents (annual voluntary data provision).

29 August 2025

The definitions covering the main concepts used in this domain are included in Article 1 and Annex II to Regulation 425/2007. The main definitions are as follows:

Navigable inland waterway: A watercourse, no part of the sea, which by natural or man-made features is suitable for navigation, primarily by inland waterway vessels. This term covers navigable rivers, lakes, canals and estuaries.

Inland waterway vessel: A floating craft designed for the carriage of goods or public transport of passengers, which navigates predominantly in navigable inland waterways or in waters within, or closely adjacent to sheltered waters or areas where port regulations apply.

Nationality of the vessel: The country in which the vessel is registered.

Inland waterways transport: Any movement of goods using inland waterways vessels, which is undertaken wholly or partly in navigable inland waterways.

National inland waterways transport: Inland waterways transport between two ports of a national territory irrespective of the nationality of the vessel.

International inland waterways transport: Inland waterways transport between two ports located in different national territories.

Transit inland waterways transport: Inland waterways transport through a national territory between two ports both located in another national territory or national territories provided that in the total journey within the national territory there is no trans-shipment.

Inland movement: any movement of goods and/or passengers to and from inland ports connected by water routes which may be made navigable by one or more lock structures.

Inland waterways traffic: Any movement of a vessel on a given navigable inland waterway.

Types of vessels:

  • Self-propelled barge. Any powered inland waterways freight vessel, other than self-propelled tanker barges.
  • Barge not self-propelled. Any unpowered inland waterways freight vessel, other than not self-propelled tanker barges. This category includes towed, pushed and pushed-towed barges.
  • Self-propelled tanker barge. A self-propelled barge intended for the transport of liquids or gases in fixed tanks.
  • Tanker barge not self-propelled. A barge not self-propelled intended for the transport of liquids or gases in fixed tanks.
  • Other goods carrying vessel. Any other known or unknown kind of inland waterways freight vessel intended for carrying goods not defined in the previous categories.
  • Seagoing vessel. A vessel other than those, which navigate predominantly in navigable inland waterways or in waters within, or closely adjacent to, sheltered waters or areas where port regulations apply.

Containers: A freight container means an article of transport equipment:

  1. of a permanent nature and accordingly strong enough to be suitable for repeated use;
  2. specially designed to facilitate the carriage of goods by one or more modes of transport, without intermediate reloading;
  3. fitted with devices permitting its ready handling, particularly its transfer from one mode of transport to another;
  4. so designed as to be easy to fill and empty;
  5. having a length of 20 feet or more.

 

The size of containers is reported according to four categories:

  1. 20 Foot ISO containers (length of 20 feet and width of 8 feet);
  2. 40 Foot ISO containers (length of 40 feet and width of 8 feet);
  3. ISO containers over 20 feet and under 40 feet in length;
  4. ISO containers over 40 feet long.

Containers smaller than 20 feet are reported under Category 1.

Containers of unknown size are reported under Category 3.

Inland waterways accidents: specific, identifiable, unexpected, unusual and unintended external event caused by, or in connection with, the operation of an inland waterways vessel resulting in an inland waterways casualty or incident which occurs at a particular time and place, without apparent cause but with marked effect.

By definition suicides are excluded, as they are a deliberate act. Because of their importance, suicide statistics should be collected separately. Terrorist and criminal acts are excluded.

Inland waterways accidents involving the transport of dangerous goods: An inland waterways accident involving a vessel carrying any of the classes of dangerous goods defined by the ADN classification

Inland waterway traffic: any movement of an IWT vessel on a given IWT network.When a vessel is being carried on another vehicle, only the movement of the carrying vehicle (active mode) is taken into account.

Inland waterway journey: any movement of an IW vessel from a specified point of origin to a specified point of destination.

For more definitions and concepts, please consult the “Reference Manual on Inland Waterways Transport Statistics”, chapter 4.

The statistical units for inland waterways transport are the inland waterways undertakings.

This concerns all goods loaded and unloaded on ships entering and leaving ports.

All enterprises/undertakings that carry out inland waterways transport on a national territory over one year, irrespective of their country of origins or place of first loading and final unloading.

VNF manages approximately 80% (6700 km by 8500 km) of the French river network.

The rest of the navigable network is managed for example by:

  1. Compagnie Nationale du Rhône (CNR): concessionaire of the Rhône, downstream of Lyon, from the confluence of the Rhône and the Saône to the lock of Port Saint-Louis.
  2. Autonomous ports: autonomous port of Strasbourg, HAROPA (Havre, Rouen).
  3. Canals de Bretagne (no freight traffic on this part of the network)
  4. Paris canals on sections (312, 313, 314 and 315).VNF collects traffic data either from handlers or a load statement is made. This makes it possible to have total coverage of the freight network.

National territory, excluding Corsica and the overseas departments/regions.

Regulation (EU) N° 2018/974 of the European Parliament and of the Council on statistics of goods transport by inland waterways contains seven datasets:

  • Table I1: Goods transport by type of goods (annual data);
  • Table II1: Transport by nationality of vessel and type of vessel (annual data);
  • Table II2: Vessel traffic (annual data - optional);
  • Table III1: Container transport by type of goods (annual data);
  • Table IV1: Transport by nationality of vessels (quarterly data);
  • Table IV2: Container transport by nationality of vessels (quarterly data);
  • Table V1: Goods transport (annual data).


In addition to the regulatory data collection:


the Inland Waterways Working Group Meeting held on February 2007 agreed to start the voluntary data collection of two new datasets:

  • Table A2: Transport of dangerous goods by inland waterways (annual data);
  • Table A3: Number of inland waterways accidents (annual data).


the Inland Waterways Working Group Meeting held on October 2013 agreed to start the voluntary data collection of two new datasets:

  • Table A4: Goods transport by port of loading and port of unloading (annual data);
  • Table A5: Goods transport by type of cargo (annual data).

In 2023, France send all mandatory datasets :

  • Table I1: Goods transport by type of goods (annual data);
  • Table II1: Transport by nationality of vessel and type of vessel (annual data);
  • Table III1: Container transport by type of goods (annual data);
  • Table IV1: Transport by nationality of vessels (quarterly data);
  • Table IV2: Container transport by nationality of vessels (quarterly data).

The overall accuracy is considered to be good.

Data is disseminated using the following units of measure:

  • 1000T: Thousands of tonnes;
  • MIO_TKM: Millions of tonnes/km (the transport of one tonne by inland waterways over one kilometre);
  • TEU: Twenty-foot Equivalent Unit (a unit of volume used in maritime transport statistics equivalent to a 20-foot ISO container );
  • 1000 TEU_KM: Thousands of TEUs/Km (the transport of one twenty-foot equivalent unit over one kilometre );
  • VES_MOV: Vessel movements (in number);
  • >VES_KM: Thousands of vessels/Km (the number of movement of an IWT vessel over one kilometre. The distance taken into account is the distance actually run. Movements of unladed vessels are included. In a convoy, each unit is counted as a vessel).

The calculations are conducted in the following way:

At country level:

  • National transport: addition of all TONNES/TKM/TEU/ TEU-Km reported by the country when the loading country and the unloading country are the same as the reporting country.
  • International transport: addition of all TONNES/TKM/TEU/ TEU-Km reported by the country when either (1) the loading country is equal to the reporting country and the unloading country is different from the reporting country or (2) the loading country is different from the reporting country and the unloading country is equal to the reporting country.
  • Transit transport: addition of all TONNES/TKM/TEU/ TEU-Km reported by the country when both the loading country and the unloading country are different from the reporting country.
  • Total transport: national transport + international transport + transit transport

At EU level:  

  • EU National transport: addition of the national transport data of the reporting EU countries (in 1000T, MIO_TKM, TEU and 1000 TEU-KM);
  • EU International transport: addition of the international transport of the reporting EU countries (in MIO_TKM and 1000 TEU-KM);
  • EU Transit transport: addition of the transit transport of the reporting EU countries (in MIO_TKM and 1000 TEU-KM).

EU Total transport: 

  • EU national transport + EU international transport (in 1000T and TEU);
  • EU national transport + EU international transport + EU transit transport (in MIO_TKM and 1000 TEU-Km).

Data are collected and/or compiled by the competent national authorities, which can be for instance the National Statistical Office or the ministries responsible. Original data sources are normally the inland waterways transport undertakings. In addition, RIS (River Information System) is used as data sources in several countries.

Inland waterways statistics are based on the declarations made by undertakings that are compiled and aggregated at national level and then transmitted to Eurostat in accordance with the structure required in the existing legislation.

 For France, data are collected by SDES using VNF information system as a data source:

  1. French Network except Rhine (Skipper. Loading declaration)
  2. Rhine (French Harbour of Rhine, border lock. Files of data)

The Gambsheim lock serves as counting for transit. As the Rhine is an international river, there are no loading declarations on this waterway. VNF therefore retrieves data from the ports of Strasbourg, Mulhouse and Colmar + Gambsheim for transit to get traffic on the Rhine.

Data are available on Eurostat Website.

Dissemination on SDES Website (homepage).

Annually :

Quarterly :

Data has to be delivered not later than five months after the end of the reference period.

Geographical comparability, at EU level, is obtained via the application of common concepts and validation rules. The harmonised interpretation of the methodology is enhanced by the organisation of regular meeting of the Working Group, where all participating countries are represented.

The mirror check exercise has highlighted relevant differences on the reported data.

While discrepancies in mirror checks may reveal systemic problems in the recording of the statistics, there could be simpler and more innocent explanations. For example, an Inland Waterways voyage could span two reference periods, leaving the port of loading at the end of a year and arriving at the port of unloading at the beginning of another. This in itself would create a discrepancy.

Another factor is that the port of loading is providing a “prediction” of the port of unloading whereas the port of unloading has full information about the journey. This will create problems when the vessel being carried, such as cereals, is traded in the course of the journey and is diverted away from the predicted port of unloading. A second factor is river conditions, where unusually high or low waters can mean that the voyage cannot be completed as originally planned and the vessel has to be unloaded at an intermediate port. There may also be problems for both the port of loading and unloading in determining the partner port, either because it cannot be identified or it is missing from the Eurostat list. This is complicated if the port names are in a foreign language.

As always, there will be errors and omissions in the reporting of the tonnage of vessel at either the port of loading or port of unloading.

The nationality of the flag of the vessel may not always be clear. There will be additional problems if the ownership of the vessel changes during the course of the voyage. If the change of ownership also leads to a change of flag, this will inevitably create a discrepancy.

There might be a break in time series for certain variables in 2007, due to the different methods of data collection used under the old and the new legislation. In addition, in 2007 there has been a change in the nomenclature applied for the classification of goods that has provoked a break on the time series for the tables showing data by type of goods.