On September 6, 2022, the bidding announcement for the total construction price contract of the new Nanning-Shenzhen railway Yulin-Cenxi-Guangzhou-Guangdong boundary section of the new Nanning-Shenzhen railway was released. The section from Guangxi Yulin to Cenxi, Guangxi-Guangdong Province of the Nanshen high-speed railway is about to enter the full-scale construction stage, with a construction period of 3.5 years.

Project Overview

The construction site of this project is located in: Yulin City and Wuzhou City, Guangxi.

Project scale: The newly built Nanning-Shenzhen Railway Yulin-Cenxi-Guangzhou-Guangdong boundary section leads from the Yulin North Station of the Nanning-Yulin Section Railway, and goes eastward along the Luo-Zhanjiang Railway to Rongxian County. Station, then cross highway G241, cross Cenxi along the south side of Luozhan Railway, set up Cenxi East Station and reach the provincial boundary. The line is about 111 kilometers long and has 3 stations, among which Yulin North Station is under construction, Rongxian South Station and Cenxi East Station are newly built stations.

Main technical standards

The number of high-speed railway lines: double lines. Design speed: 350 km/h. Maximum slope: 20‰ for general lots. Minimum curve radius: 7,000 meters for general areas and 5,500 meters for difficult areas. The effective length of the arrival and departure line: 650 meters. Traction type: Electric. Train operation control mode: automatic control. Dispatch command method: dispatch centralized.

Bidding scope

Yulin North to Cenxi DK194+800~DK279+770 station front project, excluding DK246+620~DK253+676 section, the project has been tendered.

From Yulin North to Cenxi DK194+800~DK279+770, the post-station works need to be constructed simultaneously with the front of the station.

DK279+770~DK305+916 track laying project from Cenxi East to the border of Guangxi and Guangdong Province, all projects except the CPIII precision measurement network, ballastless ballast bed, and track fine adjustment of ballastless track project, including rail displacement observation piles, excluding double Prefabrication of block sleepers.

From Cenxi East to the border of Guangxi and Guangdong Provinces DK279+770~DK305+916 subgrade concrete fence, side ditch cover plate, cable trough body, subgrade water collecting well and cover plate, pile plate wall and inter-pile plate, bridge fence concrete column, bridge Prefabricated transportation of small prefabricated components such as shutters, roadbed and bridge cable trough covers, tunnel center ditch covers, tunnel ditch cable trough covers and other small prefabricated components.

Tender division

This tender is divided into 4 sections, and the planned construction period of each section is 42 months:

YCZQ-1 standard: 1. DK194+800~DK215+641.5, main line 20.793km; 2. DK194+800~DK305+916 track laying project, main line 111.041km;

YCZQ-2 standard: DK215+641.5～DK234+679.5, main line 19.012km;

YCZQ-3 standard: DK234+679.5～DK246+620, DK253+676～DK262.635.405, main line 20.9km;

YCZQ-4 standard: DK262+635.405～DK279+770, main line 17.135km.

Obtaining tender documents

The deadline for submission of bidding documents is 09:30:00 on September 27, 2022, and the location is the Bid Opening Room of Guangxi Zhuang Autonomous Region Public Resources Trading Center, 4th Floor, Autonomous Region Government Service Center, No. 6 Yibin Road, Nanning City, Guangxi.Editor/Zhao E