TY - RPRT TI - A technique for preliminary appraisal of potential and observed scour as applied to state-maintained highway bridges in Maryland AU - E.J. Doheny AU - B.M. Helinsky AU - R.A. McGregor PY - 1996 DO - 10.3133/ofr95135 UR - https://pubs.usgs.gov/publication/ofr95135 ID - ofr95135 ER -