An evaluation of flagging techniques and devices on two-lane highway construction zones
Subtitle: final report, Research Project Y-3399, Task 11
By: by Anthony O. Ifie, Jimmie Hinze (Washington State Transportation Center) ; prepared for Washington State Transportation Commission, Department of Transportation, and in cooperation with U.S. Department of Transportation, Federal Highway Administration.
Contributors: Hinze, Jimmie.; Washington State Transportation Center.; Washington (State). Dept. of Transportation.; Washington (State). Planning, Research, and Public Transportation Division.; United States. Federal Highway Administration.
Publisher: Washington State Dept. of Transportation, Planning, Research and Public Transportation Division in cooperation with the U.S. Dept. of Transportation, Federal Highway Administration
Published: 1988
Place of publication: [Olympia, Wash.]
Language: eng
Number of pages: 65
Subjects: Roads -- Design and construction -- Safety measures.; Roads -- Washington (State) -- Design and construction -- Safety measures.; Traffic signs and signals.
Notes: "June 23, 1988."

"WA-RD 160.1"--Cover.

Bibliography: p. 65.