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Update the construction photos of Ngoi Gianh Reservoir Project

Project scale: Including a Main dam by gravity concrete with lenght of 245.41m, height of 69.20m; Spillway (free flowing and gate) design flow is 1,353m3/s; Auxiliary dam by earth with lenght of 75m and 15m in high; Water supply pipeline with diameter 1.6m and 1.6km in long.

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