On June 7, 2023, Chongqing Railway Group Co., Ltd. issued a bidding announcement for the general contracting of civil engineering construction for the Chongqing Central City to Yongchuan Line project of the suburban railway. The industry belongs to the railway, and the bidder is Chongqing Railway Group. The total investment of the project is 12.99 billion yuan

Project Overview

The Suburban Railway Project from Chongqing Central Urban Area to Yongchuan Line starts from Yongchuan West Station in the west and ends at Chongqing West railway station in the east via Huilong, Sports Center, Chenshi, Science and Technology Eco city, Da'an, Chongqing New Airport, Dingjia, Laifeng, Qinggang, Jinfeng, Shijiayuanzi, Jiuli Village, Xicheng Park and Baishiyihou. The total length of the line is 67.1km, with a design speed of 140 kilometers per hour. There are a total of 17 stations, 15 new stations, and 2 reserved stations; There are 6 underground stations, 1 ground station, and 7 elevated stations in the newly built stations in this phase. Establish Jinfeng Vehicle Base and Chenshi Parking Lot; There are three main Electrical substation, namely Jinfeng, Laifeng and Chenshi.

Section division: This bidding is divided into five packages.

Package I: The mileage stake number of this bidding project is: CK146+075.202~CK164+813.766, the length of the line is 18.7km, including the section works and station works from Qinggang Station to the boundary of Gaoxin/Shapingba District, corresponding to six construction sections, namely CQC4TJ08, CQC4TJ09, CQC4TJ10, CQC4TJ11, CQC4TJ12, CQC4TJ13. The estimated amount of this bidding package contract is 5.16 billion yuan.

Package II: The mileage stake number of this bidding project is: CK122+004.486~CK146+075.202, the length of the line is 24.1km, including the section works and station works from Yongchuan/Bishan District boundary to Qinggang Station, corresponding to CQC4TJ05, CQC4TJ06, CQC4TJ07, three construction sections. The estimated amount of this bidding package contract is 2.8 billion yuan.

Package III: The mileage stake number of this bidding project is: CK164+813.766~CK168+798.499, with a length of 4.0km, including the section works and station works from the boundary of Gaoxin/Shapingba District to the terminal point, corresponding to CQC4TJ14 and CQC4TJ16, two construction sections. The estimated amount of this bidding package contract is 1.92 billion yuan.

Package IV: The mileage stake number of this bidding project is: CK111+504.000~CK122+004.486, with a length of 10.5km, including the section works and station works from the starting point of Shuangyantang Bridge to the boundary of Yongchuan/Bishan District, corresponding to CQC4TJ04 and CQC4TJ15, two construction sections. The estimated amount of this bidding package contract is 1.72 billion yuan.

Package 5: The mileage stake number of this bidding project is CK099+995.000~CK111+504.000, with a length of 9.8km, including the Chenshi parking lot and entrance and exit lines, as well as the section engineering and station engineering from the starting point to the starting point of Shuangyantang Grand Bridge, corresponding to two construction sections: CQC4TJ01 and CQC4TJ03. The estimated amount of this bidding package contract is 1.4 billion yuan. Key words: engineering news, engineering construction information, engineering construction

Planned construction period: The required construction period is 1188 calendar days, and the defect liability period is 24 months.

Obtaining bidding documents

This bidding project adopts a full process electronic bidding system. Bidders can download bidding documents, bill of quantities, electronic drawings, and other materials from the Chongqing Public Resource Trading Network before bidding. The deadline for submitting bidding documents is around 09:30 on July 5th, 2023. Bidders should log in to the Chongqing Electronic Tendering and Bidding System using the CA digital certificate through the internet before the bidding deadline and upload the encrypted electronic bidding documents. Editor/Zhao E