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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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IVth World Road Congress - Sevilla 1923 - National Reports

Summary

  • Question 1: Surfacing of roads with concrete
  • Question 2: Use of Bitumen and Asphalt for Surfacing
  • Question 3: Laying tramways-rails on the various kinds of road surface
  • Question 4: The development of motor transport. Its influence on economic life - Net costs of transport
  • Question 5: General traffic regulations
  • Question 6: The problem on congested roads and streets of towns

1st Question: Surfacing of roads with concrete.


2nd Question: Use of Bitumen and Asphalt for Surfacing.


3rd Question: Laying tramways-rails on the various kinds of road surface.


4th Question: The development of motor transport. Its influence on economic life - Net costs of transport.


5th Question. General traffic regulations.


6th Question: The problem on congested roads and streets of towns.