TY - RPRT TI - Data Base for Assessment of Streambed Scour and Channel Instability at Selected Bridges in Indiana, 1991–95 AU - Mark S. Hopkins AU - Bret A. Robinson PY - 1997 DO - 10.3133/ofr97419 UR - https://pubs.usgs.gov/publication/ofr97419 ID - ofr97419 ER -