水电工程建筑物庞大、复杂、不可预见因素多、施工周期长、投资难以控制,作为控制投资关键阶段——勘测设计阶段,要从提高勘测工作的精度和深度、强化设计人员的经济意识、提高造价人员的综合素质入手,变被动控制投资为主动控制投资。 As a key phase of investment control, the construction period of hydropower projects is huge, complex and unforeseeable, the construction period is long and the investment is difficult to control. In the stage of survey and design, the precision and depth of surveying work should be enhanced to enhance the economic awareness of designers and increase The overall quality of personnel to start, change passive control of investment as the initiative to control investment.