加利福尼亚州北部一个小县的居民通过自己的努力,于1970年完成了装机362MW的尤巴河水电工程。该工程(包括一座196m高的大坝、两座小坝和两座发电站)只用47个月就竣工并完全投入运行,工程是按照一份总固定价格合同修建的,要求所有土建工程、所有机电设备的供货和安装都由承包商完成。该工程曾许诺给公众带来若干社会经济和环境效益。概述了该工程在31a的运行中是如何履行其诺言的。 Through its own efforts, residents of a small county in northern California completed the 362MW Yuba hydropower project in 1970. The project, which includes a 196-m high dam, two small dams and two power stations, was completed and fully operational in only 47 months. The project was constructed under a total fixed-price contract and required all civil works, The supply and installation of all electromechanical equipment is done by the contractor. The project promised to bring a number of socio-economic and environmental benefits to the public. Outlines how the project fulfilled its promise during the 31A’s operation.