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从2005年起,甘肃省将在5~8a时间内,投入560亿元巨资,在甘肃省的东部修建3条总长1147km的高速公路和1条104km的二级公路,从而构建甘肃省东出南下的快速通道。三条高速公路分别为:总投资169.49亿元的兰州—定西—天水—牛背(甘陕界)高速公路;总投资85.32亿元的兰州—定西—司桥—
Since 2005, Gansu Province will spend a total of 56 billion yuan in 5 ~ 8a time to build 3 highway with a total length of 1147km and a 104km secondary road in the eastern part of Gansu Province, so as to build east of Gansu Province South fast track. The three highways are: Lanzhou-Dingxi-Tianshui-Niubei (Gan-Shan) Expressway with a total investment of 16.949 billion yuan; Lanzhou- Dingxi-Siqiao-