![](http://www.ecns.cn/hd/2021/12/01/78ef353160c94885b04e7430cc062ec3.jpg)
Aerial photo taken on Nov. 30, 2021 shows the Yangbaoshan bridge during a static load test in Guiding County, southwest China's Guizhou Province. The Yangbaoshan bridge carried out a static load test on Tuesday. Forty-eight large trucks with a total of 1,680 tonnes of goods were parked on the bridge to test the construction quality and mechanical properties of the bridge structure. With a main span of 650 meters, the grand bridge, which is a part of the Guiyang-Huangping Highway, stretches 1,112 meters in length. (Photo by Deng Gang/Xinhua)
![](http://www.ecns.cn/hd/2021/12/01/ff8fe71f636144b0a0cdd27d12e0483d.jpg)
Aerial photo taken on Nov. 30, 2021 shows the Yangbaoshan bridge during a static load test in Guiding County, southwest China's Guizhou Province. The Yangbaoshan bridge carried out a static load test on Tuesday. Forty-eight large trucks with a total of 1,680 tonnes of goods were parked on the bridge to test the construction quality and mechanical properties of the bridge structure. With a main span of 650 meters, the grand bridge, which is a part of the Guiyang-Huangping Highway, stretches 1,112 meters in length. (Photo by Deng Gang/Xinhua)
![](http://www.ecns.cn/hd/2021/12/01/f4016d6c8d3043fabe27966c648bbd49.jpg)
Aerial photo taken on Nov. 30, 2021 shows the Yangbaoshan bridge during a static load test in Guiding County, southwest China's Guizhou Province. The Yangbaoshan bridge carried out a static load test on Tuesday. Forty-eight large trucks with a total of 1,680 tonnes of goods were parked on the bridge to test the construction quality and mechanical properties of the bridge structure. With a main span of 650 meters, the grand bridge, which is a part of the Guiyang-Huangping Highway, stretches 1,112 meters in length. (Photo by Deng Gang/Xinhua)
![](http://www.ecns.cn/hd/2021/12/01/e06c488549194698b5450be054694e42.jpg)
Aerial photo taken on Nov. 30, 2021 shows the Yangbaoshan bridge during a static load test in Guiding County, southwest China's Guizhou Province. The Yangbaoshan bridge carried out a static load test on Tuesday. Forty-eight large trucks with a total of 1,680 tonnes of goods were parked on the bridge to test the construction quality and mechanical properties of the bridge structure. With a main span of 650 meters, the grand bridge, which is a part of the Guiyang-Huangping Highway, stretches 1,112 meters in length. (Photo by Deng Gang/Xinhua)