American Society of Civil Engineers Staff
Lester A. Hoel Nicholas J. Garber
Wilson Gardner Harger
Kenneth B. Woods
Unknown Author
AECOM
Ghazi Gaseem Al-Khateeb
National Conference on Increasing Highway Engineering Productivity (1957 Boston, Mass.)
Steen Leleur
Lorin Driggs
Nishu Gupta
M. Shafik
Kaige Zhang
Jasper Cook
P. R. Boyce
Highways England
Keshuang Tang
Arthur H. Blanchard
Rune Elvik