1. ASCE
2. John Finnie, Dept. of Civ. Engrg., Univ. of Idaho, P.O. Box 441022, Moscow, ID 83844-1022 (E-mail: jfinnie@uidaho.edu). Kevin Nielsen, Dept. of Civ. Engrg., Carroll Coll., 1601 North Benton Ave., Helena, MT 59625-0002 (E-mail: knielsen@carroll.edu). Walt Heyder, Wtrwy. and Concrete Dams Group, Bureau of Reclamation, Denver Fed. Ctr., P.O. Box 25007 (D-8130), Denver, CO 80225 (E-mail: wheyder@do. usbr.gov). Rollin Hotchkiss, Albrook Hydr. Lab., Civ. and Envir. Engrg. Dept., Washington State Univ., P...