Position | Gunma Pref. Agatsuma-gun Nakanojou-machi large letter under swamp Watari 640 |
The bottom authorization date | On April 1, 1992 (on April 1, 1993) |
Processing area | 70ha |
Processing population |
1,310 people (Settlement population 1,084 people, inflow 226 people) |
Processing method | OD law (オキシディション デッチ law) |
The processing quantity of water | 432m3/day (the day biggest) |
The plan inflow water quality | BOD 200 mg/l, SS 200 mg/l |
The plan release water quality | BOD 20 mg/l, SS 50 mg/l |
Release tip | First class river Shima River |
Start day for an/the attendant | On May 20, 1996 (on May 20, 1996) |
Processing place outline | Site area 3,401 u |
OD 槽 |
1 槽 made of RC 巾 3.0 m, effective the depth of 2.3 m, circumferences long 48.3 m |
Final deposit pond |
1 槽 made of RC Inside diameter 7.9 m, effective the depth of 3.5 m |
Sludge enrichment 槽 |
1 槽 made of RC Inside diameter 2.0 m, effective the depth of 3.9 m |
Sludge 貯留槽 |
2 槽 made of RC 巾 2.0 m, length 2.75 m, effective the depth of 4.7 m |
The control ridge | Wooden (a/the collection material) one-storied house 建243m3 |
Pipe 渠 |
Total extension 13,215 m Pipe diameter φ=150〜200 mm, a/the manhole pump 13 place |
Working expenses |
1,930,000 1000 yen Inside subsidy (pipe 渠 1,226,000 1000 yen, processing place 420,000 1000 yen) |