Introduction of Luzhou Yangtze River Second Bridge?

Luzhou Second Yangtze River Bridge belongs to a super-large bridge across the Yangtze River from Longchang to Naxi section of Xiamen-Chengdu Expressway. Total length of bridge1408m, width 25m. The superstructure of the main bridge is a prestressed concrete continuous rigid frame. The bridge was completed and opened to traffic in June 2000.

2012 1 65438+1October 21Weibo, the official state of Luzhou, announced that there was a major safety hazard at pier No.2 on the north bank of the Yangtze River Bridge, and all trucks and buses were forbidden to pass, so small vehicles were requested to bypass as much as possible.

Later, I learned from the Municipal Transportation Bureau that the cracks appeared here because the Yangtze River Bridge was overloaded for a long time and the traffic volume increased too fast. Cracks appeared in the pier body of No.2 approach bridge on the north bank of Luzhou Yangtze River Bridge, which has been in operation for 13 years, and there are major safety hazards. To this end, the transportation department quickly took emergency measures. First, arrange the traffic road administration and public security traffic police to jointly implement temporary traffic control on the Yangtze River Bridge from1October 20th1kloc-0/8th, and prohibit freight vehicles and large vehicles (except buses) from passing, so as to reduce the bridge load; The second is to arrange engineers and technicians to monitor on the spot 24 hours a day and report the monitoring situation every half hour; 3. Immediately contact the bridge experts from the Provincial Transportation Planning and Design Institute, and come to Luzhou for bridge disease consultation at 23: 00 on October 20th 165438, put forward guiding treatment opinions, study treatment plans, and eliminate potential safety hazards as soon as possible; The fourth is to quickly request the support of the Provincial Department of Transportation and the Provincial War Office, take temporary emergency measures, and erect a steel bridge for combat readiness to ensure basic transportation.

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