It is planned to be completed and opened to traffic before the Spring Festival. The total length from Binchuan to Nanjian expressway is 97.076 kilometers, and the estimated investment is 65.438+05.35 billion yuan. After the highway is fully completed, it will run through Binchuan, Xiangyun, Midu and Nanjian counties. By February 2, 65438, the subgrade engineering, bridge engineering and tunnel engineering of the first general contracting department of Binnan had all been completed. Binnan Expressway is scheduled to be completed and opened to traffic before the Spring Festival. The pavement works have completed 56. 12% for subbase, 54.68% for base, 5 1.20% for lower layer, 6 1. 13% for middle layer and 59. 12% for upper layer. Accumulated facilities along the line are 85.3 1%.