Introduction of Hanjiang Bridge in Chaozhou?

Hanjiang Bridge in Chaozhou is the second bridge built after Guangji Bridge in Chaozhou City, Guangdong Province. The bridge consists of an east bridge, a west bridge and a middle connecting bridge, and the middle part communicates with Shazhou Island. Total length of bridge1150m. The starting point is located at Nandi Road overpass and the end point is Dongshan Road.

The east bridge of Chaozhou Hanjiang Bridge is 12 span, the west bridge is a 9-span prestressed concrete continuous beam bridge, and the middle spans are 5 1m and 4 1m respectively. The width of the bridge is 18m, in which the carriageway is 14m, and there are seven T-beams with different heights, the middle distance is 2.3m, the height of fulcrum beams is 3.6m and 3m respectively, and the height ratio of fulcrum to mid-span beam is 2: 1. The pier is a flexible pier with a height of 8m and a wall thickness of1.2m. The bridge is prefabricated in sections and hoisted in place, and the joint is located at the fulcrum of 9.5m. /kloc-0 completed in April, 989.

Design and construction of Bridge Engineering Bureau of Ministry of Railways.

The original design of the bridge has a saturated traffic flow of 7700 trains day and night. With the economic and social development of Chaozhou and the expansion of urban area, the traffic flow of the bridge has risen sharply. Especially in recent years, the average daily traffic volume has reached 43,000 vehicles, and the peak period has reached nearly 65,438+10,000 vehicles, which has far exceeded the original design load of the bridge.

At the beginning of 20 14, the municipal government decided to repair and strengthen the Hanjiang bridge.

Restore and rebuild the ramp overpass on the north side of Shazhou Island, resurface asphalt concrete on the bridge deck, and update the railings and street lights on both sides of the whole bridge; The first span of the west bridge of the bridge is widened by 7.4m, and a new pier is built.

Chaozhou Hanjiang bridge

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