Recently, the publicity of candidates for the general price contract of the new Guangzhou-Zhanjiang high-speed railway Guangzhou-Foshan section project construction has been released. The project is divided into two bid sections, GZSG1 and GZSG2. China Railway 12th Bureau Group and China Railway Sixth Bureau Group respectively won the bid The bidding price is about 2.91 billion yuan.

Construction site: Guangzhou City, Foshan City.

Construction scale: The main line of the newly built Guangzhou-Zhanjiang high-speed railway will undertake the functions of connecting the Guangzhou-Zhanjiang and Nanshen high-speed railways to the Guangzhou hub and communicating the west, north, east and west directions of the hub. The third and fourth lines from Baiyun Station to Sanyan Bridge mainly undertake the function of introducing the Nanguiguang high-speed railway and the Guangzhou south connection line into the Guangzhou hub Baiyun station and Guangzhou station, and can realize the Nanguiguang high-speed railway, Guangzhou-Shenzhen-Hong Kong high-speed railway, Guangzhou-Foshan-Zhaozhou intercity and other lines Introduce Guangzhou Station, Baiyun Station, and connect the north-south and east-west lines of passenger cars. The length of the main line within the scope of this bidding is 23.406km, and one existing station is introduced. The total length of bridges and tunnels on the main line is 7.594km, accounting for 32.44% of the length of the line, of which 4 bridges are 6.196km long, accounting for 26.47% of the length of the main line, the length of the double-layer frame is 1.392km, accounting for 5.95% of the length of the main line, and the length of the subgrade is 15.812 km, the subgrade length of the section is 13.448km, and there is no tunnel project. The track laying length of the main line is 45.30km, the tie line is 17.46km, and the temporary transition is 0.44km.

Bidding scope of GZSG1 tender section: from the starting point of the main line to the Foshan abutment of the Fourth Line Bridge of the Pearl River DK1+060~DK8+636.94: TXLXDK0+155.6~TXLXDK1+230 of the connecting line from Guangzhou West to Baiyun; from Guangzhou West to the starting point of the third and fourth lines of the Sanyan Bridge To the Foshan end abutment of the Pearl River Fourth Line Bridge TXLXDK1+230~TXLXDK7+957.39; use the Guangmao single line to introduce the Guangzhou Station transition project GDDK0+860~GDDK1+300. Excluding DKO+000~DK1+060 and the construction of Beijing-Guangzhou Third Line and other projects included in the simultaneous implementation of Guangzhou station reform.

The main projects include: the length of the main line of the double-layer frame project is 1392km, and the length of the tie line is 1715km. Bridge engineering: 1 single-track middle bridge with a length of 00762km, 2 double-track extra-large bridges (Pearl River Fourth-Line Extra-Large Bridge) with a length of 9.0356km, and the length of the subgrade project is 1974km.

Bidding scope of GZSG2 tender section: DK8+636.94~D3K24+300 from the Foshan end abutment of the Pearl River fourth-line bridge on the main line to the end of the agent construction section; DK8+636.94~D3K24+300 from Guangzhou west to the third and fourth lines of the Pearl River fourth-line bridge Foshan end abutment to the agent construction section End point TXLXDK7+957.39~TXLXDK8+373.038: Foshan Station comprehensive maintenance work area (excluding distribution substation), whole section laying project, Dalin project, etc. Excluding Foshan Station building, Foshan Station production and living housing and related projects. Originally included in the railway asset compensation in Guangfo area, the relocation and reconstruction project of the pipeline in the railway line was delineated due to the need for engineering construction.

The main projects include: 2 single-line middle bridges of 0.1055km in bridge engineering, 1 double-line middle bridge of 0.0435km, 1 double-line extra-large bridge of 11679km, subgrade engineering length of 15.607km, comprehensive maintenance work area, 233 holes for box girder frames, and track laying for the main line 63.2 kilometers, 5.93 kilometers of track laying for the station line, and 36 groups of forks. Originally included in the railway asset compensation in Guangfo area, the relocation and reconstruction project of the pipeline in the railway line was delineated due to the need for engineering construction. The specific engineering quantity includes: the relocation and reconstruction of 27 communication optical cables in the road, and the relocation and reconstruction of 7km of electric power in the road. Editor / Zhao E