Civil engineering
Achievements
Water and sewage
- Minami-Awaji City Minato Sewage Mainline Construction Work
- 2022/12
- Tsukuda Main Line Sewer Pipeline Construction Work (Part 2)
- 2013/12
- Hagiwara-dai No. 1 Reservoir Construction Work
- 2009/12
- Kashu Purification Center Construction Work
- 2005/03
- Shin-Hirota Reservoir Construction Work
- 2004/12
- Ama Purification Center Construction Work
- 2001/01