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Projects in Japan: Erosion and flood control

JapanErosion and flood control
Tomeyamagawa Dam (2011)

Tendo City, Yamagata Prefecture

Client : Yamagata Prefecture
Use : Dam
Structure : Concrete Gravity Dam
Dam height : 46 m
Crest length : 115 m
Dam volume : 57,000 m3

JapanErosion and flood control
Akamatsudani River NO.10 Consolidation Work (2008)

Minami Shimabara City, Nagasaki Prefecture

Client : Kyushu Regional Development Bureau, Ministry of Land, Infrastructure, Transportation and Tourism
Use : Check Dam
Outline :
Dam volume (38,000 m3)
Roller Compacted Method
Using Earth Form
Unmanned Construction method

JapanErosion and flood control
Haizuka Dam (2007)

Miyoshi City, Hiroshima Prefecture

Client : Chubu Regional Development Bureau, Ministry of Land, Infrastructure, Transportation and Tourism
Use : Dam
Structure : Concrete Gravity Dam
Dam height : 50 m
Crest length : 196.6 m
Dam volume : 164,000 m3

JapanErosion and flood control
Metropolitan Area Outer Underground Discharge Channel (2006)

Kasukabe City, Saitama Prefecture

Client : Kanto Regional Development Bureau, Ministry of Land, Infrastructure, Transportation and Tourism
Use : Discharge Channel
Construction method : Mud water compression shield method with ring lock segment for high water pressure
Scale: Outer diameter (7.26 m), Length (380m)

JapanErosion and flood control
Nishioya Pond Refurbishment (2005)

Ogasa County, Shizuoka Prefecture

Client : Shizuoka Prefecture
Outline : Dam body refurbishment

JapanErosion and flood control
Akamatsudani River Slit-type Check Dam (2005)

Shimabara City, Nagasaki Prefecture

Client : Kyushu Regional Development Bureau, Ministry of Land, Infrastructure, Transportation and Tourism
Use : Dam
Outline : Check Dam Construction by Unmanned Construction Method. One of restoration works for Unzen-Fugen Disaster Restoration

JapanErosion and flood control
Matsugahana Farm Pond (2005)

Osaki-Cho, Soo County, Kagoshima Prefecture

Client : Kyushu Regional Agricultural Administration Office, Ministry of Agriculture, Forestry and Fisheries
Use : Reservoir for agricultural use
Outline : PC tank having roof made of aluminum alloy. One of national irrigation projects

JapanErosion and flood control
Chubetsu Weir (2004)

Higashi Kagura-Cho, Kamikawa County, Hokkaido Prefecture

Client : Asahikawa Development and Construction Department, Hokkaido Regional Development Bureau, Ministry of Land, Infrastructure, Transportation and Tourism
Use : Erosion and flood control
Outline : Construction of Chubetsu River NO.3 Weir of Ishikari River system. One of national irrigation and drainage projects