Introduction of Nanchang Chaoyang Bridge?
Chaoyang Bridge directly connects Kyushu Elevated Road and Hu Xiang Tunnel, and the west bank can directly connect Sheng-fengcheng city Expressway. It is a cross-regional river-crossing bridge.
location
In 20 1 1 year, Nanchang trunk highway network planning defined the urban expressway network pattern of "five horizontals and three verticals", and Chaoyang bridge project became one of the most important "south ring expressways" across the Ganjiang River. According to reports, Chaoyang Bridge is located between Nanchang Bridge and Misheng Bridge (about 2.5 kilometers away from Nanchang Bridge and about 3.5 kilometers away from Misheng Bridge), connecting Chaoyang New City and Hongjiaozhou area in Nanchang, Jiuzhou Avenue in Chaoyang New City in the east and Qianhu Avenue in Hongjiaozhou area in the west.
The reporter learned that the Chaoyang Bridge project was financed by Nanchang Public Investment Holding (Group) Co., Ltd. ... 20 12 65438+ 10/6. Seven bidders participated in the bid opening and submitted 2 1 planning and design plans. After comprehensive comparison and selection by the expert jury, three award-winning schemes and 1 alternative schemes were determined. After the Spring Festival of 20 12, the relevant departments of Nanchang Municipal Government once again demonstrated and studied the bid-winning alternatives, and after deliberation by Nanchang Planning Commission, the "Set sail" scheme submitted by Shanghai Urban Construction Design and Research Institute was finally determined as the implementation scheme of Chaoyang Bridge.
Building length
The main span of Chaoyang Bridge is a single cable-stayed bridge with six towers and seven holes. Ganjiang Bridge spans about1560m and is divided into two parts: the main bridge and the approach bridge. The main bridge is 720m long, with a span of 60+5x 120+60m, a bridge width of 38.5m and a tower height of 35m. The reporter learned that the tower of Bayi Bridge is 80 meters high, which shows that the tower of Chaoyang Bridge is less than half as high as that of Bayi Bridge.
According to the traffic forecast and analysis, the main line of South Ring Expressway is a two-way six-lane standard, and the motor vehicle lane of Chaoyang Bridge will be a two-way eight-lane standard. At the same time, Chaoyang Bridge needs to be equipped with manual and non-slow-moving systems.
According to reports, the design speed of Chaoyang Bridge is 60 km/h, and it is possible to reserve 80 km/h in the future. As a mega-city bridge, the seismic fortification intensity of Chaoyang Bridge is 7 degrees. The design flood frequency is once every 300 years, and the design base period is 100 years.
systems modelling
The tower shape of Chaoyang Bridge is the deformation of the word "harmony" in calligraphy, which embodies the great harmony concept of advocating all rivers and embracing all things. "We weakened the simple word' and' in Biography. The overall modeling curve is soft, vivid and smooth without fatigue. The hollow design makes the light and space blend well. " The relevant person in charge of Shanghai Urban Construction Design and Research Institute said that the shape of the main tower of the main bridge is "combined". Commemorating the victory of the revolution is also like a large and small ship passing through the Ganjiang River.
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