Design of roadside drainage channels ; - Washington, U.S. Govt. Print. Off. 1988. - vii, 112 p. illus. 26 cm. - U. S. Bureau of Public Roads. Hydraulic design series, no. 4 . LCCN: 65061809 Subjects--Topical Terms: Road drainage. LC Class. No.: TE215 / .U5 Dewey Class. No.: 0