1. Engineer, Emmons and Olivier Resources, Inc., Minneapolis, MN.
2. Associate Professor, Dept. of Civil and Environmental Engineering, Michigan Tech Univ., Houghton, MI 49931 (corresponding author).
3. Professor, Dept. of Geological and Mining Engineering and Science, Michigan Tech Univ., Houghton, MI 49931.
4. Wetland Studies and Solutions, Inc., Gainesville, VA.