performance of experimental weathered basalt gravel roads in Ethiopia
By: by P.J. Beaven, R. Robinson and Kassaye Aklilu.
Contributors: Robinson, R.; Aklilu, Kassaye.; Transport and Road Research Laboratory.
Series: Research report / Transport and Road Research Laboratory.  Dept. of Transport -- 147.; Research report (Transport and Road Research Laboratory) -- 147.
Publisher: Transport and Road Research Laboratory
Published: 1988
Place of publication: Crowthorne, Berkshire
Language: eng
Number of pages: 26
Subjects: Roads, Gravel -- Evaluation.; Roads, Experimental -- Evaluation.; Roads -- Ethiopia -- Evaluation.
Notes: Bibliography: p. 19-20.