Introduction of Jishihang Bridge in Lu 'an City?

Pishihang Bridge in Lu 'an City is located near the Pi River Main Canal Administration Bureau in Lu 'an City, and there is the First People's Hospital of Lu 'an City and the bus factory (gear factory) next to the bridge. The total length of the bridge is 436.20m, and the starting pile number of the bridge is K 10+949.40, and the ending pile number is K 1+385.60. The main bridge is a prestressed concrete cable-stayed bridge with 85m+ 120m single tower and double cable planes, and the approach bridges are 4×25m (small pile number) and 2× 25m+30m on the right side. It belongs to a part of the road project from Chang 'an South Road to West Anhui in Lu 'an City, and crosses the main canal of Pi River. The planned Suiwang Road connects Wanxi Road in the north and Chang 'an South Road in the south. The opening of the project will give full play to the overall traffic function of Lu 'an, effectively connect the urban ring road and strengthen the traffic connection between the central city and the economic development zone outside the city.

Building management unit

Construction unit of Pishihang Bridge in Lu 'an City: Lu 'an Major Project Construction Management Office

Design unit: Anhui Provincial Traffic Planning and Design Institute

Supervision unit: Anhui High-grade Highway Engineering Supervision Co., Ltd.

Construction unit: Anhui Highway and Bridge Engineering Company

technology standard

1. The deck width is arranged as follows: main bridge: 4.25m (sidewalk) +2m (main bridge cable anchorage area) +22.5m (roadway) +2m (main bridge cable anchorage area) +4.25m (sidewalk), with a total width of 35m and a clear width of 30m.

2. Approach bridge: 4.25m (sidewalk) +22m (driveway) +4.25m (sidewalk), with a total width of 30.5m and a clear width of 30m.

3. Maximum longitudinal slope of bridge deck: 3.87%.

4. Cross slope of bridge deck: 1.5%.

5. Plane alignment: The whole bridge is located in a straight line.

6. Bridge deck pavement: 4cm AC-3 fine-grained modified asphalt concrete +6cm AC-20 medium-grained modified asphalt concrete.

7. Load grade: automobile load is urban -A grade, and highway -I grade is used for checking calculation.

8. Navigation standard: According to the approval of navigation and the requirements of Class IV (2) navigation, the clear width of navigation is 30m, the clear height is 4.5m, and the maximum navigable water level is 5 1.3m (height system, Yellow Sea).

9. Earthquake intensity: ⅵ degree, with fortification according to ⅶ degree.

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