Lateral stability of ballast
Subtitle: ballast and foundation materials research program
By: W.W. Hay ... [et al.].
Contributors: Hay, William Walter, 1908-; United States Railroad Administration. Office of Research and Development.
Series: Report - Federal Railroad Administration ; no. FRA/ORD-77/61; Report (National Institute of Standards and Technology (U.S.)) -- no. FRA/ORD-77/61.
Publisher: Dept. of Transportation, Federal Railroad Administration, Office of Research and Development; for sale by the National Technical Information Service
Published: 1977
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 46
Subjects: Ballast (Railroads); Railroads -- Track.
Notes: Prepared by Dept. of Civil Engineering, Univ. of Illinois at Urbana-Champaign, under contract DOT-FR-30038.

"September 1977."

Inludes bibliographical references.