On March 21, 2022, the National Public Resource Trading Platform (Guangxi Zhuang Autonomous Region) announced the public bidding for the PPP project (heavy) of the Cenxi (Guangxi-Guangxi)-Daxin Highway (Nanning-Daxin Section) PPP project. China Railway Transportation Investment Group, China Railway Capital, China Railway Electrification Bureau, China Railway Beijing Engineering Bureau, China Railway Second Bureau, China Railway Eighth Bureau, China Railway Changjiang Transportation Design Group are on the list! The total investment of the project is estimated to be about 14.456 billion yuan.

Project Overview

The total length of the road in this project is 101.103Km. The starting point is located in Xixiangtang District, Nanning City. It is connected to Nanning Ring Expressway. A hub interconnection + main line toll station is set up, and it is connected with the planned Lingzhou Road. The route is laid out to the west, crossing Yonge After Jianghou enters Jiangnan District, set up bridges to cross the Nanning-Kunming Railway in turn, pass through the tunnel roof of Nankun Railway Station and Nanbai 2nd Line, and then go westward to the north side of Jiangxi Town, cross Zuojiang and enter Fusui, Chongzuo City County, set up hubs to connect with Wulong Expressway, Shangsi to Pingguo Expressway (reserved construction conditions), after passing through Changping Township north, enter Jiangzhou District at the point of crossing Xidamingshan Nature Reserve, and then continue westward through Tuo After Luzhen North, Nalong Town South, Zuozhou Town North, and Lanwei Township South, enter Daxin County, connect with Bama-Pingxiang Expressway on the northeast side of Fantun, and set up a connecting line to connect with National Highway 358 .

main control point

Nanning Ring Expressway, Yongjiang, Nankun Railway, Nanbai 2nd Line, Nankun Passenger Train, Jiangxi Town, Wuwei Airport to Long'an Expressway, Zuojiang, Longtou Township, Changping Township, Xidamingshan Autonomous Region-level Nature Reserve, Tuo Lu Town, Nalong Town, Zuozhou Town, Lanwei Township, Bama to Pingxiang Expressway.

The main line of the project adopts the technical standard of a two-way four-lane expressway with a design speed of 120Km/h and a subgrade width of 26.5m. There are 28,307.1 meters/109 bridges across the line (including the main bridge), including 9,557 meters/6 large bridges, 18,196.6 meters/76 large and medium bridges, 246 meters/12 small bridges, and 307.5 meters/15 bridges. , 132 culverts and culvert-type passages, and 10 overpasses. Set up 2936m/9 tunnels, including 1811m/7 short tunnels and 1125m/2 medium tunnels. Bridges and tunnels account for 30.9% of the route length. There are 9 interchanges (including 3 hubs), 1 management sub-center, 1 tunnel management station, 8 toll stations, 2 maintenance areas, 2 service areas and 1 parking area. There are 5 connecting lines with a total length of 14.21 kilometers, among which: the Jinguang Farm connecting line is 695 meters long, the Tuolu connecting line is 2.367 kilometers long, the Nalong connecting line is 5.042 kilometers long, the Lanwei connecting line is 659 meters long, and the Daxinnan connecting line is 659 meters long. 5.447 km. The connecting line adopts the design speed of 40km/h, 60km/h, and the roadbed width is 10m. The two-way two-lane secondary highway standard.

The total investment of this project is estimated to be about 14.456 billion yuan, and the average cost per kilometer is about 143 million yuan. It is planned to start construction in 2022 and operate in a PPP mode. The winning social capital will set up a project company to franchise the project.

Bidding Information

The first candidates to win the bid are China Railway Transportation Investment Group Co., Ltd., China Railway Capital Co., Ltd., China Railway Electrification Bureau Group Co., Ltd., China Railway Beijing Engineering Bureau Group Co., Ltd., China Railway Second Bureau Group Co., Ltd., China Railway Eighth Bureau Group Co., Ltd., China Railway Yangtze River A consortium of Transportation Design Group Co., Ltd. Editor/Sang Xiaomei