Richardson, E. V. (Everett V.), 1924-, authorSimons, Daryl B., authorKaraki, Susumu, authorMahmood, Khalid, authorStevens, M. A., authorCivil Engineering Department, Engineering Research Center, Colorado State University, publisher2017-05-102017-05-101974-09http://hdl.handle.net/10217/180340CER73-74EVR-DBS-SK-KM-MAS49a.Includes bibliographical references.September 1974.Prepared for Federal Highway Administration, National Highway Institute, Office of Research and Development, Office of Engineering.reportsengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.Highway research -- Environmental aspectsHydraulic engineeringStream ecologyText