On October 27, 2022, the bid winning candidates for the Beichen Binhai New Area Section of Baodi Binhai New Area Section of the new Beijing Tianjin Binhai New Area Railway were announced. When the Baodi Beichen section of the Beijing Binhai Intercity Railway is about to open to traffic at the end of the year, the construction of the Baodi Binhai New Area section will also officially start, with a planned construction period of 4 years.

Due to the integrated design and construction of Tianjin Airport Station and Binhai International Airport T3 Terminal, the Beijing Binhai Intercity Railway is constructed and opened in sections due to the impact of the airport phase III reconstruction and expansion project.

At that time, the whole line of the Beijing Binhai Intercity Railway will be connected, and air rail transport will be realized with Binhai International Airport; At the same time, it is connected with Tianjin Weihai High speed Railway to form the second channel of Beijing Shanghai High speed Railway.

Project overview

Baodi Binhai New Area Section of the newly-built Beijing Tianjin Binhai New Area Railway starts from Baodi Station of Beijing Tangshan Intercity Railway, and the newly-built line runs southward through Tianjin Baodi District, Tianjin Wuqing District, Tianjin Beichen District, Tianjin Dongli District, and Tianjin Binhai New Area, and ends at Tianjin Binhai West Station.

The line from the center of Baodi Station to the center of Binhai West Station is 97.634km long. There are 5 stations involved in the whole line, including Baodi Station, Baodi South Station, Beichen Station, Tianjin Airport Station and Binhai West Station. Baodi Station is a connecting station and Binhai West Station is an existing station.

Planned duration: 1461 calendar days, planned commencement date: October 31, 2022, and planned completion date: October 31, 2026.

Scope of bidding

The station front works of Beichen Binhai New Area Section of Baodi Binhai New Area Railway from Beijing to Tianjin Binhai New Area will be newly built. The main works include:

The main line is from the boundary of Beichen District to Binhai West Station. The mileage range is DK153+003.13~DIIK193+961.974, and the line length is 40.413km.

Binhai West Depot and running line of Tianjin Hub Supporting Project. The mileage range of new EMU running line is changed from JBDZDK0+000 to JBDZDK1+425.775, and the line length is 1.426km.

The connecting line around the Bohai Sea between Tianjin and Weihai, and the up and down connecting lines around the Bohai Sea between Tianjin and Weihai are 0.398km in total.

Simultaneous implementation project: Beijing Binhai Railway to Tianjin West Connecting Line Project, with 0.95 single track kilometers of up and down lines. Tianjin Airport Line Project has 0.50 single track kilometers of uplink and downlink lines. The up and down lines of the Beijing Tianjin Weihai interconnection line project are 0.52 single line kilometers in total.

Section division

This bidding is divided into 3 sections

JBSG-4 bid section, the project quantity is: one major bridge on the main line, double track bridge 8.655km long; 0.53km for closed cutting and soft soil embankment; 1 culvert; The length of 1 # shaft, 2 # shaft and adjacent single-layer tunnel section, open cut and shield tunnel is 3.48km in total; The Beijing Binhai Railway to Tianjin West Up and Down Link Bridge is 0.95km long. 1 concrete mixing station; One beam yard includes the fabrication, transportation and erection of simply supported box girders in this section; One track laying base, track laying, turnout laying, release locking, rail pre grinding, etc. for the whole line (including the 2.83km of Dongli Bridge), track bed and fine adjustment in this section and Tianjin Airport Station; Underrail structure, ditch, cable trough and other supporting works in the tunnel. Mileage/range: main line DK153+003.1~DIIK166+076.5, 12.661km long. Beijing Binhai Railway to Tianjin West Up Link. Beijing Binhai Railway to Tianjin West Downlink Line.

JBSG-5 section, the project quantity is: the length of two section tunnels on the main line, the airport south line road post, 3 # shaft and adjacent single-layer tunnel section, 4 # shaft, 5 # shaft, 6 # shaft, open cut and shield tunnel is 8.656km in total; 0.933km of closed cutting and soft soil embankment. Tianjin Airport Line is 0.5km long. One concrete mixing station; One segment prefabrication yard will supply shield segments for the whole line; Track bed and fine adjustment of this section; Underrail structure, ditch, cable trough and other supporting works in the tunnel. Mileage/range: main line DIIK166+927.5~DIIK176+523.26, 9.596km long. The left line of Tianjin Airport Line. Right line of Tianjin Airport Line.

JBSG-6 bid section, quantities: one main line super large bridge, double track bridge 14.597km long; Soft soil embankment: 2.709km; A total of 5 frame bridges, 1 rigid frame bridge and 1 culvert will be built, reconstructed and used; 2 extension culverts. Super large bridge of Tianjin Weihai Bohai Rim up and down connecting line, with a length of 0.398km; The up and down connecting line between Beijing, Tianjin and Weihai is 0.52km long. Binhai EMU running line, 1.426km soft soil embankment; Reconstruction of 1 frame bridge; 4 extension culverts. 2 concrete mixing stations; 1 aggregate mixing station; One beam yard includes the fabrication, transportation and erection of simply supported box girders in this section; Simultaneous construction of maintenance work area, platform pavement and canopy; Track bed, fine adjustment, houses in maintenance area and other supporting works in this section. Mileage/range: main line DK176+523.26 ～ DK193+961.97, 12.667km long. Tianjin Weihai Bohai Rim up link. Tianjin Weihai Bohai Rim Downlink Line. Binhai West EMU running line. Beijing Binjin Weizhou up link line. Beijing Tianjin Weihai Downlink Line. Keywords: engineering construction, engineering construction information, engineering news

Bid winning candidate

Winning the bid for construction of pre station works

The first candidate for bid winning in JBSG-4 bid section: China Railway No.4 Engineering Group Co., Ltd., with a bid price of 2.54 billion yuan; The first candidate of JBSG-5 bid winner: China Railway 14th Bureau Group Co., Ltd., with a bid price of 3.88 billion yuan; The first candidate of JBSG-6 bid winner: China Railway No.6 Engineering Group Co., Ltd., with a bid price of 2.45 billion yuan;

Construction supervisor wins the bid

The first candidate of JBJL-3 bid winner: Tianyou Beijing Railway Engineering Consulting Co., Ltd; Bid price: 19.736 million yuan; The first candidate of JBJL-4 bid winner: the consortium of Tianjin New Asia Pacific Engineering Construction Supervision Co., Ltd. and Beijing Tiechen Engineering Supervision Co., Ltd; Bid price: 28.2 million yuan. The first candidate of JBJL-5 bid winner: the consortium of Shanghai Xianxian Construction Supervision Co., Ltd. and Hunan Huada Project Management Co., Ltd; Bid price: 20.82 million yuan. Editor/Zhao E