Core Points - The Beijing-Harbin Expressway Shenshan Section expansion project is progressing steadily, with the Beijing direction expected to open by the end of July and full dual-direction ten-lane operation by the end of September, one year ahead of schedule [1] - The Shenshan Section, serving as a crucial passage in Liaoning's transportation network, has been in operation for 22 years and the original six-lane design is no longer sufficient to meet increasing travel demands [1] - The expansion project, initiated in August 2022, spans 238.04 kilometers, involving multiple cities and counties, and includes significant infrastructure such as 15 toll stations and 58 overpass bridges [1] Construction Innovations - The construction company has adopted an innovative "construction while traffic" model, enhancing emergency response efficiency and optimizing traffic organization through various strategies [2] - New technologies such as "double-layer paving + 3D intelligent paving" have been implemented to improve road surface precision and paving efficiency, alongside a smart management platform for real-time monitoring of the construction process [2] - As of June 22, the project has achieved significant completion rates: 98.6% for the subgrade, 99.8% for bridges and culverts, 92.8% for pavement, and 94.3% for tunnels [2]