1. Manager, Dokso Drinking Water Treatment Plant, Korea Water Resources Corporation, 200 Sintanjin-ro, Daejeon 34350, Republic of Korea (corresponding author). ORCID: .
2. Professor, Civil and Environmental Engineering, Univ. of Wisconsin-Madison, 1415 Engineering Dr., Madison WI 53706.
3. Researcher, Water Pipeline Research Center, Korea Water Resources Corporation, 200 Sintanjin-ro, Daejeon 34350, Republic of Korea.