Evaluation of steel bridge inspection instruments acoustic crack detector (ACD), magnetic crack definer (MCD)
By: A. M. Lizzio, D. S. Nelson.
Contributors: Nelson, David S.; United States. Federal Highway Administration. Office of Research.; United States. Federal Highway Administration. Office of Development.
Series: Report - Federal Highway Administration ; no. FHWA-RD-76-502
Publisher: Dept. of Transportation, Federal Highway Administration Office of Research and Development; for sale by the National Technical Information Service
Published: 1976
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 43
Subjects: Bridges, Iron and steel -- Inspection.; Non-destructive testing.
Notes: Final report; January 1976.

Includes bibliographical references.