Yazar
hugh g downs
2 cilt bulundu.
Cilt sonuçları
Shoulder geometrics and use guidelines
Hugh G. Downs · Transportation Research Board, National Research Council
71 sayfa · 1982
Design and construction / Roads / Shoulders
Criteria for evaluation of truck weight enforcement programs
Hugh G. Downs · Transportation Research Board, National Research Council
74 sayfa · 1981
Evaluation / Government policy / Trucks / Weight