On June 4, 2020, China Railway Construction Corporation announced that the two companies won the bids for four major railway and subway projects respectively. Details are as follows:

Hangzhou to Fuyang Intercity Railway Project

The main contents are permanent works including: (1) All civil construction, electromechanical installation and building decoration works of small units outside the cover (including material storage, traction buck substation, dangerous goods warehouse, online detection shed, door guard, garbage station) ; (2) Under-single building decoration works, including masonry, simple decoration, plastering, whitewashing, doors and windows, etc.; (3) Under-single building mechanical and electrical installation works, including ventilation and air conditioning, power lighting, water supply and drainage, and fire protection 、Indoor comprehensive support, seismic support, process identification, compressed air pipeline, etc.; (4) outdoor integrated pipeline engineering; (5) on-site road engineering; (6) outdoor structure engineering (including wall, metal enclosure, test line) Inspection pits, electric retractable doors, etc.); (7) Rail and contact network engineering; (8) Other permanent engineering [including (but not limited to) mechanical and electrical, gas, municipal utilities, pipe network, water supply and drainage engineering connection]. Temporary works include: self-use houses, electricity works, construction and domestic water, temporary water supply and drainage works, construction access roads, construction precipitation, etc. during construction. China Railway Second Bureau won the bid for 610 million yuan.

Hangzhou Metro Line 9 Phase I Project

Including Qiushan Street Station, Beisha Road Station, Lvzhou Road Station, Changda Road Station and the adjacent half section (including contact channels and section shafts, including Linping Station to Qiushan Street Station including the entire section) and Changda Road From station to Changda Road depot section: (1) Mechanical and electrical installation and decoration works in the station station (including ventilation and air conditioning system, water supply and drainage and fire fighting system, low-voltage distribution lighting system, equipment area decoration, public area decoration, Entrance decoration, steel structure, etc.). (2) Installation of equipment in adjacent sections at both ends (including ventilation and air conditioning system, water supply and drainage, low-voltage power distribution lighting, etc.). (3) The construction of the embedded parts (pipes) of the station's strong and weak electricity systems (such as communications, signals, comprehensive monitoring, etc.) in the station cushion. (4) Power distribution in public areas such as elevators, escalators, customer service centers, telephones, ATMs, vending machines, and commercial facilities in the station; communication, signals, comprehensive monitoring, platform doors, and AFC for equipment in the station Power distribution of other system equipment. (5) Four small pieces of facade and ground decoration on the ground of the station, power distribution and lighting, decoration and closing, etc. (6) Provide low-voltage power distribution (to the projection plane of entrances and exits) for the contractor of the greening landscape on the ground of the station. Including the supply, installation and distribution of distribution boxes from the distribution box outlet to the ground landscape wires and cables in the projection area of the entrance and exit. (7) Management services, equipment supply management services, general contract management coordination services, and territorial management of the owner’s bidding project in the station (including but not limited to platform doors, air defense doors, customer service centers, vending machines, ATM machines, AFC equipment, Coordination and management of installation units such as advertising light boxes, guide signs, strong and weak electricity, communications, signals, comprehensive monitoring, substations, and contact networks). (8) Outdoor water supply and drainage municipal connection at each station. China Railway 12th Bureau won the bid of 150 million yuan.

Line 12 of Hangzhou West Railway Station and North Loop of Hangzhou West Railway Station

Hangzhou West Railway Station plans part of the civil works of Line 12 and the North Loop of Hangzhou West Station, as well as the civil engineering of the connecting passage of Line 3 and the southern end of the Airport Line. The scope is planned for the east and west ends of Line 12 and the North Ring Line. The length of the east end of Line 12 is about 176m, the west end is about 164m, and the total is 340m. The length of the north end of the North Line is about 176m, the west end is about 164m, and the total is 340m, a total of 4 bases. The pit and pit numbers are B-1 (3), B-1 (4), C-1 (3) and C-1 (4). The total area of the foundation pit is about 20,000 square meters, and the building scale is about 60,000 square meters. The burial depths of the bottom plates of Line 12 and North Ring Expressway are about 31m and 30m, respectively, the main foundation pit is constructed by open excavation, the enclosure is supported by sloping + ground connection wall, the side wall of the station is a composite wall type; the station air pavilion and entrance They are ejected from the top plate of the main structure, and there is no external attachment structure. The connecting channel at the southern end of Line 3 and the airport line is reserved for the interval shield. The channel is connected to the working well wall of the station; it is a four-span, five-span structure with an underground layer of 1.15 meters high and 1.5 meters covered with soil. . China Railway won the bid of 870 million yuan.

Reconstruction and Extension Project of Jiaxing Station on Shanghai-Kunming Line

After the reconstruction, the total scale of the Jiaxing station is 3 sets of 6 lines (including the main line). There are two arrival and departure lines on the main line of the upper and lower lines. There are basic platforms on both the north and south sides. The island-type intermediate platform is shared by the upper and lower lines. Dismantle the existing cold storage special line, storage line, pull-out line, and retain the access conditions to the Jiaxing East tie line. During the construction period, Jiaxing Station is closed for passenger transportation, and related passenger transportation operations will be transitioned from the station adjacent to Jiashan Station. Close the existing entrance and exit channels, build a new 24-meter-wide entrance tunnel and north-south station building contact channel, a 16-meter-wide exit tunnel and social channel, an 8-meter wide north-south square social channel, a 5-meter wide sightseeing flyover, and a 5.2-meter wide luggage 1 tunnel each. Synchronous supporting projects such as platform canopy, contact network, communication, signal, power, water supply and drainage, fire protection and other related projects. China Railway Fourth Bureau Group and China Railway Fourth Bureau Group Electrification Engineering Consortium won the bid with 320 million yuan.

The two leading companies in the construction industry, do you know China Railway and Railway Construction? Unlock more details with me soon! Editor/Peng Xue