Welcome to the Prague 2023 Pre-Proceedings!

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XXVIIth World Road Congress
Pre-proceedings of the Congress


Joining PIARC (World Road Association)

The members of the World Road Association (PIARC) share the common goal to achieve an integrated, sustainable and safe transport network. Whether regional authorities, collective members or individual members, they share the same interest for issues related to roads and road transportation issues.

In addition to the benefit of participating in the international road community, members of PIARC (World Road Association) receive:

  • the quarterly magazine « Routes/Roads », 
  • the proceedings of congresses,
  • a special fee for registrations to the World Road Congresses and the International Winter Road Congresses.

Creating a visitor account

To access certain pages and documents of the website, you should create a visitor account. Creating a visitor account is free of charge and does not require any commitment. Data will not be forwarded to third-parties and will not be used for commercial purposes.