TY - RPRT TI - Level II scour analysis for Bridge 40 (ANDOVT00110040) on State Route 11, crossing Lyman Brook, Andover, Vermont AU - Michael A. Ivanoff AU - Ronda L. Burns PY - 1997 DO - 10.3133/ofr97594 UR - https://pubs.usgs.gov/publication/ofr97594 ID - ofr97594 ER -