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The collapse of the Hangzhou Tianqiao has once again sounded the alarm.

Semi Trailer

The collapse of the Hangzhou Tianqiao has once again sounded the alarm.

At 22:00 on May 18, when a semi-trailer loaded with cargo passed the intersection of Qingchun Road and Qiutao North Road in Hangzhou, the flyover was instantly destroyed and the emergency rescue was 8 hours before the road resumed.


What is the amazing power of this semi-trailer, it can actually collapse the huge bridge... Recently, the news caused by semi-trailer has become a hot spot in the streets of Hangzhou.


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-1

Overpass limit caused an accident


According to preliminary investigations by the traffic police, on the evening of May 18, the Anhui license plate heavy-duty semi-trailer tractor, which caused the collapse of the pedestrian bridge, was loaded with some equipment of the shield machine at the time of the accident and departed from a construction site on Wangjiang East Road to Wuhu City, Anhui Province for maintenance. The incident occurred on Jiangsu Road, Qijiang Road, Qiutao Road, Qiutao North Road, and the Qingchun East Road.


According to the sightings on the scene, the direct cause of the accident was that the vehicle carrying a super-high collision with the pedestrian bridge caused the southeast side of the pedestrian bridge to collapse.


According to relevant experts, the bridge in Hangzhou is a steel structure with support at the bottom. At that time, each part was also built in the factory and transported to the site for assembly construction. In general, the safety of such bridges is still very good.


After the accident was overloaded, the heavy machinery on the vehicle just lifted a section of the bridge of the bracket and then slipped.


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-2

Two major causes of rare accidents


According to the local reporters in Hangzhou, the object on the accident car was measured with a tape measure. After the measurement, it was found that the highest point of the car was about 5.1 meters from the ground and more than half a meter above the limit of 4.5 meters.


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-3

 (The height of the vehicle is more than 5.1 meters from the ground.)


In recent years, the accidents of bridges and car crashes have been everywhere: on January 22, 2016, at the entrance of Jingtong Express Gaobeidian, a tractor carrying a large container hit the limit beam in front of the auxiliary road crossing bridge, resulting in A group of people were slightly injured; on April 10, 2017, Hengli Tianqiao Road, Dongguan City, Guangdong Province, headed for Daxin, a truck hit the limit fence; even in Hangzhou, just after the accident, a bus on April 25 The car hit the upper limit of the high overpass, causing the roof to be cut and many people injured...


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-4


Article 54 of the "Regulations on the Implementation of the Road Traffic Safety Law of the People's Republic of China" clearly stipulates that the cargo load of a motor vehicle shall not exceed the load approved on the driving license of the motor vehicle. The length and width of the loading shall not exceed the carriage, and the following provisions shall be observed. One of them is a heavy-duty, medium-duty truck, semi-trailer, with a height of no more than 4 meters from the ground. The vehicle carrying the container must not exceed 4.2 meters. The loading height of 5.1 meters obviously exceeds the height limit of the bridge.


In addition to overloading, objects that should have been transported by large transport vehicles but were transported by a Low Bed Semi Trailer, which is the most typical cause of the accident. From the scene of the accident, the loading and unloading objects are mainly the components of the shield machine. The first half of the arch is the shield tail, and the rear side is slightly larger than the shield. The whole large shield machine can reach more than 80 meters, worth 6000 Million.


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-5

  (The picture shows the bridge large transport vehicle)


Article 48 of the Law of the People's Republic of China on Road Traffic Safety stipulates: "When a motorized vehicle carries an indestructible item that exceeds the limit and affects traffic safety, it shall drive in accordance with the time, route and speed specified by the traffic administrative department of the public security organ, and hang the obvious sign. The delivery of over-restricted indestructible items on the road shall be carried out in accordance with the provisions of the Highway Law.


This accidental semi-trailer in Hangzhou concealed the over-limit facts and applied for the Hangzhou City Road Pass on the grounds of transporting ordinary goods, but did not apply for the over-limit transport permit for urban roads in Hangzhou according to the type of over-limit vehicles.


Low Bed Semi Trailer rectification is an urgent task


The rare accident of the collapse of the Hangzhou Tianqiao, behind the refraction is the overloading problem of the Low Bed Semi Trailer. Since the implementation of the new version of GB1589, the relevant state departments have been focusing on rectifying the problem of overloading and exceeding the limit of the Low Bed Semi Trailer. According to the statistics of the public security department, as of the end of 2016, there were 410,000 semi-trailers in the country, including 110,000 Flat Bed Semi Trailers and over 300,000 semi-trailers.


According to the provisions of GB1589-2004, the low-profile semi-trailer is a special vehicle for large-size transportation. Since 2007, the Ministry of Industry and Information Technology has canceled the production announcement of the model.


At present, 80% of the Low Bed Semi Trailer belong to fake licensed vehicles. The total width and total length of these vehicles exceed the limit. Many owners use them for ordinary cargo transportation, and many owners will also use 17.5 meters low flatbed semi-trailers. Once again, the modification will be lengthened, widened, and even privately modified to be extended to more than 20 meters. It not only has a serious impact on road facilities, but also greatly undermines the fairness of the transportation market, and such vehicles should be resolutely rectified.


However, considering a large number of existing vehicles, it is necessary to adopt a sound approach to governance. Therefore, in the previous "governance overloading", it was proposed to focus on checking and correcting the total weight of the vehicle exceeds the limit-loading standard and the illegal fake license illegal behavior during the special action, and separately arranging the rectification work for transporting ordinary goods in the Low Bed semi-trailer.


The collapse of the Hangzhou Tianqiao has once again sounded the alarm.-6


Article 48 of the Law of the People's Republic of China on Road Traffic Safety stipulates: "When a motorized vehicle carries an indestructible item that exceeds the limit and affects traffic safety, it shall drive in accordance with the time, route and speed specified by the traffic administrative department of the public security organ, and hang the obvious sign. The delivery of over-restricted indestructible items on the road shall be carried out in accordance with the provisions of the Highway Law.


This accidental semi-trailer in Hangzhou concealed the over-limit facts and applied for the Hangzhou City Road Pass on the grounds of transporting ordinary goods, but did not apply for the over-limit transport permit for urban roads in Hangzhou according to the type of over-limit vehicles.


Low Bed Semi Trailer rectification is an urgent task


The rare accident of the collapse of the Hangzhou Tianqiao, behind the refraction is the overloading problem of the Low Bed Semi Trailer


Since the implementation of the new version of GB1589, the relevant state departments have been focusing on rectifying the problem of overloading and exceeding the limit of the Low Bed Semi Trailer. According to the statistics of the public security department, as of the end of 2016, there were 410,000 semi-trailers in the country, including 110,000 Flat Bed Semi Trailers and over 300,000 semi-trailers.

According to the provisions of GB1589-2004, the low-profile semi-trailer is a special vehicle for large-size transportation. Since 2007, the Ministry of Industry and Information Technology has canceled the production announcement of the model.


At present, 80% of the Low Bed Semi Trailer belong to fake licensed vehicles. The total width and total length of these vehicles exceed the limit. Many owners use them for ordinary cargo transportation, and many owners will also use 17.5 meters low flatbed semi-trailers. Once again, the modification will be lengthened, widened, and even privately modified to be extended to more than 20 meters. It not only has a serious impact on road facilities, but also greatly undermines the fairness of the transportation market, and such vehicles should be resolutely rectified.


However, considering a large number of existing vehicles, it is necessary to adopt a sound approach to governance. Therefore, in the previous "governance overloading", it was proposed to focus on checking and correcting the total weight of the vehicle exceeds the limit-loading standard and the illegal fake license illegal behavior during the special action, and separately arranging the rectification work for transporting ordinary goods in the Low Bed semi-trailer.