| 2021 |
Deokso Water Pipeline and Water Treatment Plant Inspection and Maintenance (2021-2022) |
K-water |
| 2021 |
Hangang Water Pipeline and Water Treatment Plant Inspection and Maintenance |
K-water |
| 2021 |
Jangheung Office Water Pipeline and Water Treatment Plant Inspection and Maintenance |
K-water |
| 2021 |
Hapcheon Dam Inspection and Maintenance |
K-water |
| 2021 |
Gyeongin Ara Waterway Gate Inspection and Maintenance |
K-water |
| 2020 |
Seungchon-Juksan Weir Inspection and Maintenance (2020-2022) |
K-water |
| 2020 |
Sejong-Gongju Weir Inspection and Maintenance (2020-2022) |
K-water |
| 2020 |
Paldang Water Pipeline and Water Treatment Plant Inspection and Maintenance (2020-2021) |
K-water |
| 2020 |
Chungju Dam Inspection and Maintenance (2020-2021) |
K-water |
| 2020 |
Goyang Water Pipeline and Water Treatment Plant Inspection and Maintenance (2020-2022) |
K-water |
| 2020 |
Ulsan Water Pipeline and Water Treatment Plant Inspection and Maintenance |
K-water |
| 2020 |
Hangang Branch Water Pipeline and Water Treatment Plant Inspection and Maintenance |
K-water |
| 2020 |
Boryeong Water Pipeline and Water Treatment Plant Inspection and Maintenance (2020-2021) |
K-water |
| 2020 |
Seongnam Water Pipeline and Water Treatment Plant Inspection and Maintenance (2020-2023) |
K-water |
| 2020 |
Gyeongin Ara Waterway Inspection and Maintenance |
K-water |