On March 7, 2023, the electronic service system for public resource transactions in Qingdao released the pre-bidding announcement for the addition of Tangshan Road Interchange and Connecting Line Project on Qingyin Expressway. Six units including Municipal Engineering Design and Research Institute Co., Ltd. won the bid, with a total investment of 3.26 billion yuan.

Project Overview

The project starts from Chongqing Road in the west and ends at Tianshui Road in the east, with a total length of about 3.0 kilometers. The main construction contents include subgrade, road surface, bridge and culvert, tunnel, intersection, traffic engineering and facilities along the line, environmental protection and landscape, pipeline, and other projects. Except for the tunnel passing through the mountain section, the Tangshan Road connection line will be simultaneously constructed with a two-way six-lane ground auxiliary road. The foundation filling of the whole line is 398.1 thousand cubic meters, the excavation is 651.6 thousand cubic meters, and the road surface is 181.85 thousand square meters; the main line of the viaduct is 791.5 meters, and there are 14 culverts; the long tunnel is 1.5 kilometers/1, and the short tunnel is 640 meters/1; some interchanges 1 1 separate overpass, 2 pairs of entrance and exit ramps, 5 side road level intersections; 1 toll station for the main line of Laohushan Tunnel, 1 tunnel operation management center, 4 ramp toll stations for Qingyin Expressway; 2 billboards, post station 1, and 1 electrochemical energy storage power station. The design speed of the Tangshan Road interchange ramp of Qingyin Expressway is 40 km/h and 50 km/h; the main line of the Tangshan Road connecting line is a first-class highway with controlled access and urban expressway, the design speed is 80 km/h, and the standard section width of the viaduct is 26.1 meters , the standard width of the tunnel is 2x15.75 meters; the ground auxiliary road of Tangshan Road connecting line is an urban trunk road, the design speed is 50 km/h; the subgrade width of general road sections is 48.5 meters; The frequency is 1/100, and the calculated load on the road surface is a BZZ-100 standard vehicle. Keywords: engineering news, engineering construction information, engineering construction

Winning bid information

The first place in the bid for this project: China Power Construction Group East China Survey and Design Research Institute Co., Ltd., Qingdao Municipal Engineering Design and Research Institute Co., Ltd., Qingdao Road and Bridge Construction Group Co., Ltd., Qingdao Urban Construction Group Co., Ltd., China Construction Port Group Co., Ltd., China Railway 14th Bureau Group Co., Ltd., the winning bid price is 2.404 billion yuan. Congratulations to the winning bidder! Editor / Zhao E