On January 12, 2023, the Sichuan Provincial Public Resources Trading Network released the public announcement of the successful bidders for the pre-examination bid section of the G42 Nanchong-Chengdu Expressway Expansion Construction Project. The total investment of this project is 37.946 billion yuan, of which the capital is 7.5892 billion yuan Yuan.

Project Overview

G42 Line Nanchong-Chengdu Expressway Expansion Construction Project starts at Nanchong Dongguan Interchange, passes through Hanjiawan, Gaoping, Jialing, Pengxi, Tangjia, Daying, Cangshan, Huaikou, Qingquan, and ends at Chengdu Ring Expressway Luoshiba hub interconnection. The total length of the project route is 240.3 kilometers, of which 177.4 kilometers are widened and reconstructed from the original road, and 62.9 kilometers are newly built.

technical standard

The design speed of the double track in the cross-border section of Nanchong City is 100km/h, the width of the roadbed is 34m, and the technical standard of two-way 6 lanes; The width of the roadbed is 41m, the technical standard of two-way 8 lanes; the reconstruction and utilization section of Chengdu Second Ring Expressway from Qingquan Junction to the Chengdu Ring Expressway Luoshiba Junction uses a design speed of 120km/h, the width of the roadbed is 42m, and the technical standard of two-way 8 lanes; Chengdu The double-track section entering the city adopts the design speed of 120km/h, the roadbed width of 34.5m, and the technical standard of 6 lanes in both directions. The design load of bridges along the whole line is road class I, and the tunnel construction limits are 11.0×5.0 meters, 14.75×5.0 meters, 18.5×5.0 meters, and asphalt concrete pavement is used.

The construction period of this project is expected to be 3 years. The project fee period is up to 30 years. Keywords: engineering news, engineering construction information, engineering construction

The first place in the bid for this project: Sichuan Expressway Construction and Development Group Co., Ltd. Congratulations to the winning bidder! Editor / Zhao E