Cover image for Engineering solution to environmental constraints : I-70 over Vail Pass
Title:
Engineering solution to environmental constraints : I-70 over Vail Pass
Author:
National Research Council (U.S.). Transportation Research Board.
Publication Information:
Washington, D.C. : National Academy of Sciences, 1979.
Physical Description:
iii, 47 pages : illustrations ; 28 cm.
Language:
English
ISBN:
9780309029674
Format :
Book