China’s Gansu Province has awarded five contracts totaling US$30.78 million for civil works and equipment for the 65-MW Dagushan hydroelectric project on the Heihe River in Gansu.
The US$68 million Dagushan is to have a 20-meter-tall dam, a reservoir of 290,000 cubic meters, and a powerhouse containing two 26-MW and one 13-MW turbine-generators. (HNN 6/6/07)
Gansu Province awarded five contracts to Chinese firms:
o Headrace tunnel (Phase 1), China Railway 18th Bureau, 1st Engineering Co. Ltd., US$5.71 million;
o Headrace tunnel (Phase 2), China Railway 23rd BU Group, 3rd Engineering Co. Ltd., US$7.03 million;
o Surge shaft and penstocks, SinoHydro 1st Engineering Bureau, US$5.18 million;
o Powerhouse construction, SinoHydro 1st Engineering Bureau, US$3.82 million; and
o Turbine-generator equipment, Hangzhou Resource Power Equipment Co. Ltd., US$3.34 million. (HNN 9/17/07)
Dagushan represents the US$28 million second tranche of the Gansu Heihe Rural Hydropower Development Investment Program financing facility. (HNN 1/25/08) The Asian Development Bank previously approved tranche 1 providing US$22 million of the US$49 million cost of building the 50.5-MW Erlongshan hydroelectric project upstream of Dagushan.
Dagushan and Erlongshan are part of the nine-plant Heihe River hydropower development scheme totaling 743.9 MW, intended to provide cleaner and more reliable power to Gansu. (HNN 5/4/07) Currently three plants are operating on the river, 52-MW Longshou 1 completed in May 2001, 157-MW Longshou 2 completed in July 2004, and 102-MW Xiaogushan, completed in August 2006. (HNN 8/27/07)
Construction has begun on Erlongshan, 112-MW Sandaowan, and 9.8-MW Longshou small hydro. Feasibility studies are being conducted for 71.2-MW Huangzangsi and 124.4-MW Jiadaogou (also called Baopinghe).