Dong Mo, Ngai Son Environment Improvement Project


03:13' CH-01, 01/04/2014
Dong Mo, Ngai Son Environment Improvement Project

Project location:
Dong Mo river, Ngai Son stream, Ha Tay (now Hanoi)
Construction time: 1969 - 1973
Project tasks: Irrigating 8,600 ha of rice and 21,000 ha of other crops

Major technical parameters:
- Work grade: III
- Catchment area (of stream and river): 96 km2
- Design flood water level: 24.5 (P=1%) - Check flood water level (CFWL): 24.85 (P=0,5%)
- Normal water level (NWL): 23.15 - Dead water level (DWL): 13.0
- Storage capacity at CFWL (24.85): 107.6 million m3 - Storage capacity at NWL (23.15): 85.0 million m3
- Storage capacity at DWL (13.0): 4.5 million m3
Scale, structure of project works:
- Homogeneous dams: include 2 main dams, 5 auxiliary dams, total length: 3.5 km, Hmax: 20m.
- Wide crest spillway, B= 20m, 2 spans, 3 piers, width of each span: 8m, spillway width: 16m. Plain gate, Q = 120 m3/s. In addition, there are auxiliary spillways.
- Turnout: pressured one, diameter d= 1.80m, 71m long.
- Locating at Ba Vi mountain foot, Dong Mo Ngai Son reservoir has spectacular scenery which has been selected to build the Cultural Village of Vietnamese People. At present, many resorts, golf courses, forests have been built around the reservoir which create a beautiful place for weekend entertainment. The reservoir is only 30 km far away from Hanoi city center.

Total hits 43  -  Last update 01/04/2014 03:15' CH
Members unit
Director: Eng. Nguyen Manh Hieu
Address: 4th floor, 95/2 Chua Boc-Dong Da-Hanoi
Telephone: 84-024-38525339
Fax: 84-024-35632169
Email: tuvancodien@hec.com.vn
Head: Eng. Dao Hoai Anh
Address: 2nd floor, 95/2 Chua Boc street-Dong Da district-Hanoi
Telephone: 84-024-38526285
Fax:84- 024-35632169
E-mail: phongkinhdoanh@hec.com.vn ktkhhec1@hn.vnn.vn
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Tài nguyên

© 2012 Vietnam Hydraulic Engineering Consultants Corporation - JSC.
Address: 95/2 Chua Boc Street, Dong Da District, Hanoi - Tel: (04) 3852-6285 - Fax: (04) 3563-2169
Chief Editor: Vo Van Lung - Deputy Director General

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