貴州江口至甕安高速公路里程全長(zhǎng)143.272公里，項(xiàng)目總投資為160.03億元，以BOT+EPC+政府補(bǔ)貼方式投資，建設(shè)期為3年，于2015年12月建成通車(chē)，運(yùn)營(yíng)期30年。
　　Guizhou Jiangkou-Weng'an Expressway is 143.272km long, with the total investment amount of 16.003 billion yuan, and it is built by using BOT + EPC + subsidies during construction period, with 3 years of construction period; it is opened to traffic in December 2015, with 30 years of operation period.