Permanent International Association of Road Congresses... Bth Congress, Milan, 1926. [No. 8.] 1st Section. Construction and Maintenance. 1st Question. Concrete Roads : Progress Achieved in the Use of Materials for the Construction of Roads in Cement Concrete. Report by E. Paul Wretlind,...

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Permanent International Association of Road Congresses... Vth Congress, Milan, 1926. 1st Section : Construction and Maintenance. 3rd Question : Standardisation of Tests for the Following Roads-materials : Coal-tar, Bitumens and Asphalts. Report by Karel Spaček,... and Roman Farsky,...

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Permanent International Association of Road Congresses... VIIth Congress, Munich, 1934. [No. 15.] 1st Section. Construction and Maintenance. 1st Question. Progress Made Since the Congress at Washington with the Use of Cement for the Construction of Carriageways. Report by Tage Bilde,... E. Paul Wretlind,...

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Permanent International Association of Road Congresses. ...

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Permanent International Association of Road Congresses... IIId Congress, London, 1913. Nr 17. 1st Section. Construction and Maintenance. Sub-section A. 3d Question. Construction of Macadamised Roads Bound with Tarry, Bituminous Or Asphaltic Materials [outside Towns, in Germany]. Report by Sperber,... Wernecke,... Vilbig,... (Translator ; Kropf.).

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Permanent International Association of Road Congresses... VIIth Congress, Munich, 1934. 1st Section : Construction and Maintenance. 2nd Question. Progress Made Since the Congress at Washington in the Preparation and Use of A) Tar B) Bitumen C) Emulsions for the Construction and Maintenance of Roads. Report [29] by Tadayasu Iwasawa,... Toru Yamamoto,...

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Bulletin de L'A.I.P.C.R.

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Permanent International Association of Road Congresses... Vth Congress, Milan, 1926. 1st Section... 3rd Question : Standardisation of Tests for the Following Road-materials : Coal-tar, Bitumens and Asphalts. Report by Prof. Dr. P. Schläpfer,... A. Schlaepfer,...

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Permanent International Association of Road Congresses. IIId Congress, London, 1913. N° 19 Bis. 1st Section : Construction and Maintenance. Sub-section A. 3d Question. Construction of Macamused Roads Bound with Larry, Bituminous Or Asphaltic Materials. Report by D.-E. Lloyd-Davies,...

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Permanent International Association of Road Congresses... VIIth Congress, Munich 1934. 1st Section : Construction and Maintenance. 1st Question. Progress Made Since the Congress of Washington with the Use of Cement for the Construction of Carriageways. Report by H. E. Lunn,... Geo H. Whitaker,... J. E. Swindlehurst,...

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