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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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XIth World Road Congress - Rio de Janeiro 1959 - Proceedings of the Congress

Pages 0-60 (7676 Ko)


Pages 60-162 (24150 Ko)


Pages 163-232 (16521 Ko)


Pages 233-298 (15443 Ko)


Pages 299-356 (12775 Ko)


Pages 357-423 (11709 Ko)