USACE (2002) Engineering and Design: Ice Engineering. U.S. Army Corps of Engineers Engineer Manual 1110-2-
Veltri, S. (2001) The whole thing is gone. McKeesport, Pennsylvania: The Daily News, Online Edition, 1 February
White, K.D. (1999) Review of physical and hydraulic properties important in ice jams. U.S. Army Cold Regions
Research and Engineering Laboratory, Hanover, New Hampshire, CRREL Report 99-11.
This work was supported by funding from the U.S. Army Corps of Engineers Civil Works Research-and-Development-
funded Cold Regions Engineering Program work unit "Characterizing River Ice Impacts on Operation and Maintenance,"
CWIS # 39862. Carrie M. Vuyovich has compiled a database of peak annual net AFDD and daily net AFDD for most of the
first-order NWS stations in the United States for the period 19502000. Carrie is a Research Hydraulic Engineer in the Ice
Engineering Group of the Remote Sensing/Geographic Information Systems (RS/GIS) and Water Resources Branch, ERDC-
CRREL. She may be reached at Carrie.Vuyovich@erdc.usace.army.mil.
This issue of Ice Engineering was written by Kate White, PhD, PE, Research Hydraulic Engineer, Environmental Sciences
Branch, Cold Regions Research and Engineering Laboratory (CRREL), U.S. Army Engineer Research and Development
Center (ERDC), Hanover, New Hampshire. She may be reached at Kathleen.D.White@erdc.usace.army.mil.
Ice Engineering is published in accordance with AR 25-30 as one of the information exchange functions
of the U.S. Army Corps of Engineers. It is primarily intended to be a forum whereby information on ice
engineering work done or managed by Corps field offices can be disseminated to other Corps offices, other
U.S. Government agencies, and the engineering community in general. The purpose of Ice Engineering is
information exchange and not the promulgation of Corps policy; thus, guidance on recommended practice in
any given area should be sought through appropriate channels or in other documents. This report's contents
are not to be used for advertising, publication, or promotional purposes. Citation of trade names does not
constitute an official endorsement or approval of the use of such commercial products.
The Cold Regions Research and Engineering Laboratory (CRREL) is part of the U.S. Army Corps of
Engineers Engineer Research and Development Center (ERDC).
Communications are welcomed. Write to ERDC-CRREL, ATTN: Tim Pangburn, 72 Lyme Road,
Hanover, NH 03755-1290 (e-mail Timothy.Pangburn@erdc.usace.army.mil), or call 603-646-4296.