貴州貴陽至甕安高速公路全長71.016公里，項目總投資為94.88億元，采用BOT+EPC+建設(shè)期補貼方式投資建設(shè)，建設(shè)期2.5年，于2015年12月建成通車，運營期30年。中交二公局充分發(fā)揮投資、建設(shè)、設(shè)計、施工一體化優(yōu)勢，創(chuàng)造的貴甕模式成為國家發(fā)改委、國資委、財政部及行業(yè)專家研究的“PPP樣本”。
　　Guizhou Guiyang-Weng'an Expressway is 71.016km long, with the total investment amount of 9.488 billion yuan; it is built by using BOT + EPC + subsidies during construction period, with 2.5 years of construction period; it is opened to traffic in December 2015, with 30 years of operation period. CCCC Second Highway Engineering Co., Ltd. gives fully play to integrated advantage of investment, construction, design and construction, and Guizhou-Weng'an mode has become "PPP sample" model for the State Development and Reform Commission, State Administration and Administration Commission, Ministry of Finance and the industry experts.