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Seong-Hoon Jeong, Won-Seok Jang, Jin-Won Nam, Hohyun An and Dae-Jin Kim
In this study, a structural health monitoring system for cable-stayed bridges is developed. In the system, condition assessment of the structure is performed based on measured records from seismic accelerometers. Response indices are defined to monitor s...
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Won Seok Jang, Bernard Engel, Jon Harbor, Larry Theller
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Groundwater management and protection has been facilitated by computational modeling of aquifer vulnerability and monitoring aquifers using groundwater sampling. The DRASTIC (Depth to water, Recharge, Aquifer media, Soil media, Topography, Impact of vado...
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Jichul Ryu, Won Seok Jang, Jonggun Kim, Younghun Jung, Bernard A. Engel, Kyoung Jae Lim
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The Long Term Hydrologic Impact Assessment (L-THIA) model was previously improved by incorporating direct runoff lag time and baseflow. However, the improved model, called the L-THIA asymptotic curve number (ACN) model cannot simulate pollutant loads fro...
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Jichul Ryu, Won Seok Jang, Jonggun Kim, Joong Dae Choi, Bernard A. Engel, Jae E. Yang and Kyoung Jae Lim
In this study, 52 asymptotic Curve Number (CN) regression equations were developed for combinations of representative land covers and hydrologic soil groups. In addition, to overcome the limitations of the original Long-term Hydrologic Impact Assessment ...
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Jichul Ryu, Won Seok Jang, Jonggun Kim, Joong Dae Choi, Bernard A. Engel, Jae E. Yang and Kyoung Jae Lim
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Won Seok Jang, Jonggun Kim, Bernard A. Engel, Sung Won Kang, Youngkon Park, Heetaek Yoon, Kyoung Jae Lim, Younghun Jung and Yongchul Shin
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Youn Shik Park, Jeong Hee Park, Won Seok Jang, Ji Chul Ryu, Hyunwoo Kang, Joongdae Choi and Kyoung Jae Lim
The Soil and Water Assessment Tool (SWAT) model has been used worldwide for many hydrologic and Non-Point Source (NPS) Pollution analyses on a watershed scale. However, it has many limitations in simulating the Vegetative Filter Strip (VFS) because it co...
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