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Causes of Wuxi viaduct collapse accident: 3 deaths and 2 injuries caused by Wuxi viaduct rollover

Original title: screen painting of Wuxi viaduct collapse! The A-share company lies on the gun, and the latest response comes. Source: Tencent finance and Economics

At about 6:10 p.m. on October 10, a viaduct in Wuxi City, Jiangsu Province suddenly collapsed, resulting in three cars being crushed, killing three people and injuring two others! The tachograph of nearby vehicles captured the thrilling moment of collapse: the bridge deck suddenly fell and pressed a white car passing under the bridge. The direct cause of the viaduct collapse is suspected to be the serious overload of the extended truck on the bridge: the load limit is about 65 tons, but the actual load is about 187 tons!

According to the information released by the accident rescue headquarters, the expert group of the Ministry of transport has rushed to the scene to guide the accident investigation, and Wuxi has also established an accident investigation team. After preliminary analysis, the rollover of the upper span bridge is caused by overload of transport vehicles.

It is noteworthy that after the incident, several media said that the bridge 'was designed by sujiaoke', and sujiaoke responded to the Securities Times & middot late on October 10; E company reporter said: the relevant reports are untrue.

Sujiaoke (300284) announced this morning that it was concerned that some media published relevant reports entitled "sudden! Wuxi viaduct collapsed, and the design unit is sujiaoke, a listed company". After verification, the above media reports are not true, and the design of the accident bridge reported in the report has nothing to do with the company. The company will continue to pay attention to and follow up matters related to the above media reports, and reserve the right to take further legal measures according to the development of the situation to safeguard the legitimate rights and interests of the company. Note: on the evening of October 10, a viaduct near the North Ring Road in Wuxi, Jiangsu collapsed, resulting in three cars being crushed and casualties.

Thrilling moment

The viaduct fell right in front of me, and the car couldn't escape & hellip& hellip;

In the north of Wuxi, the Xigang road in the direction of national highway 312 in Shanghai crosses the bridge, and the traffic flow is as usual. When a vehicle turns left and passes the viaduct, the bridge deck suddenly collapses!

A car outside the intersection escaped a robbery. The tachograph on the car captured the thrilling moment of collapse: the bridge deck suddenly fell and pressed a white car turning left under the bridge. A tricycle passing under the bridge is only a millimetre away from death -- the bridge deck falls in front of the driver. If he drives a little faster, he may lose his life.

Another resident exclaimed when shooting the video, 'my God, the 312 (national highway) bridge directly collapsed, and a car was pressed inside, my God!' From the panic words of residents, we can see how frightening the viaduct collapse is.

According to the Beijing News, witnesses said that many people cried after narrowly escaping.

After the incident, the local police reported the accident: at about 6:10 this evening, there was a rollover of the bridge deck at k135 in the direction of Shanghai of national highway 312 and across the bridge on Xigang road. According to the preliminary survey on the site, three cars were pressed under the bridge (one of them was parked and no one was there). At present, rescue personnel and vehicles have arrived at the scene, and rescue and accident disposal are being carried out in an orderly manner.

Securities Times & middot; According to the information obtained by the reporter of E company, a 31 year old man was injured in his head, chest and abdomen due to the collapse of the viaduct. After that, he was sent to the local hospital by the traffic police. It is unknown whether there were other injured.

The latest official bulletin shows that the incident killed 3 people and injured 2!

Cause of the incident: or because the large truck was seriously overloaded

The truck on the bridge is seriously overloaded! The load limit is 65 tons and the actual load is 187 tons!

How did a good viaduct suddenly collapse? Everyone wants to know why.

Local residents noticed that on the collapsed bridge deck, there was one (or two) extended truck. The goods rolled on the truck were hot-rolled coils, which were called 'steel coils' by people in the industry. The on-site pictures showed that the specification of steel coils was 9.30 mm multiplied by 1500 mm, and the weight of each steel coil was 28.54 tons! According to the eyewitness, there are 6 such coils on the vehicle. Based on the data, the total weight of the coils on the vehicle is estimated to be 171 tons!

According to insiders, the maximum load capacity of the truck involved is generally about 65 tons, which also means that the car has been tightened! Heavy! Super! Mark! More informed sources said that the actual cargo on the car was 187 tons! At present, the police have not reported relevant data, but it is a fact that the car is seriously overloaded.

The latest local Bulletin shows that there were 5 vehicles on the rollover bridge deck at the time of the incident, including 3 cars and 2 trucks. In addition, according to the latest information released by the accident rescue headquarters, the expert group of the Ministry of transport has rushed to the scene to guide the accident investigation, and Wuxi has also established an accident investigation team. After preliminary analysis, the rollover of the upper span bridge is caused by overload of transport vehicles.

The product information label on the steel coil also shows that the manufacturer of this batch of goods is Rizhao Iron and steel Holding Group Co., Ltd., and the production date is September 30, but there is no specific customer information on the label. It is unclear who the owner of this batch of goods is.

According to people familiar with the matter, there is a steel city near the site of the incident, and similar overloading occurs from time to time in nearby sections. Therefore, it is also suspected that the vehicle causing the accident is transporting steel coils here.

Some netizens expressed doubts about how to transport such heavy goods from Shandong to Jiangsu through layers of inspection. However, some people said that the car may not come directly from Shandong. At the same time, the video of several vehicles pulling steel coils on the road similar to the trucks involved is also hot on the Internet, but it is not known whether it is the vehicles involved.

Sujiaoke lying gun: the company responded quickly

The designer is sujiaoke? The company issued an announcement denying

In July 2007, the website of Wuxi Audit Bureau issued the announcement of Wuxi Audit Bureau on the audit results of the completed final accounts of the expansion project of Wuxi section of national highway 312.

The announcement shows that the Wuxi section of national highway 312 has a total length of 48.436 km, including 21.356 km of the old section and 27.08 km of the changed section. The whole line is designed according to the standard of class I highway, and the design speed is 100 km / h (including 80 km / h in urban section). The expansion project of Wuxi section of 312 national highway was started in September 2003, completed and opened to traffic in June 2005, and completed and accepted in November 2005.

It is noteworthy that the announcement disclosed that the overall design unit of the expansion project of Wuxi section of national highway 312 is Jiangsu Academy of Transportation Sciences Co., Ltd; The main supervision units include Jiangsu Kexing Engineering Construction Supervision Co., Ltd; The main construction units include Wuxi Communications Engineering Corporation, ASEAN Construction Engineering Co., Ltd., China Railway 14th Bureau Group Co., Ltd. and other relevant units. The project quality is rated as excellent by Wuxi traffic engineering quality supervision station.

Accordingly, several media reported that the engineering design unit was sujiaoke, and the relevant reports also attracted extensive attention of investors. In the late night of October 10, sujiaoke exclusively responded to the Securities Times & middot; E company reporter said: the relevant reports are untrue.

According to the display obtained by the reporter of E company, the third volume of construction drawing design of Wuxi section of the expansion project of Huning section of national highway 312 shows that the preparation unit is Wuxi transportation planning, survey and Design Institute. According to tianyancha, the company was renamed Jiangsu China Design Group Co., Ltd. in March 2015, that is, the listed company China Design Co., Ltd. (002883). The reporter of E Company dialed the phone of the company's securities department at 8:30 a.m. on the 11th, indicating that it was on the phone. However, some relevant people pointed out that at present, the accident investigation team has preliminarily determined that the rollover of the overpass bridge is caused by the overload of transport vehicles, so China design shares should also belong to the "lying gun".

I hope there will be less "unexpected disasters"

Just after the accident, an article published in April 2017 was widely forwarded by netizens. The article entitled "how long can the fast inner ring viaduct in Wuxi last?" points out that 'if the design service life of the fast inner ring viaduct is 50 years, the overloaded use of trucks will certainly shorten the service life -- the most dangerous thing is that once the heavy-duty trucks crush the viaduct and cause the bridge to break and collapse, the running cars cannot be predicted and prevented, It must be a disaster! "

The article also pointed out that 'Wuxi express inner ring was opened in 2008 and has been nearly 10 years now. I hope it can be safely used to the design life of 50 years. However, if we do not manage well and allow large trucks to come up, the danger may exist at any time.'

In this regard, people familiar with local traffic said that all elevated roads under municipal jurisdiction in Wuxi City can not pass through trucks, and all entrances also have very clear signs prohibiting trucks. However, the section of the road where the accident occurred is not a municipal viaduct, but an overpass of the national highway. It is legal for trucks to drive up. If the truck wants to take the national highway to Shanghai, that section is also the only way, and there is no ground road to pass.

The cause and casualties of the accident have yet to be further reported locally. Here, we also remind you that you must pay attention to safety when traveling. We also hope that relevant departments can strengthen supervision, so that people on the road can travel more at ease and don't bring disasters.