TY - RPRT TI - Level II scour analysis for Bridge 50 (WALLTH00600050) on Town Highway 60, crossing Otter Creek, Wallingford, Vermont AU - M.A. Ivanoff PY - 1998 DO - 10.3133/ofr98255 UR - https://pubs.usgs.gov/publication/ofr98255 ID - ofr98255 ER -