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The first newly built Kunming Railway Bridge Pier
Xinhua News Agency, Beijing, November 7 (Qi Zhongxi Ye Tingyong) The reporter learned from China Railway Construction Co., Ltd. that on the afternoon of the 7th, the Xincheng (Du) Kunming (Ming) Railway Longchuanjiang Third Line Bridge, which was built by the China Railway 11th Bureau, successfully realized the pier. Transit body. This construction set a record for the construction of the world railway bridge pier with a height of 41.4 meters and a weight of 7,350 tons.
According to Liu Zubin, project manager of the China Railway 11th Bureau, the Longchuanjiang Third Line Bridge is located in Chuxiong Prefecture, Yunnan Province, with a total length of 460.8 meters. Since the bridge is to cross the existing Chengdu-Kunming railway, the safety construction risk is high. In order to reduce the impact of construction on the safety of existing Chengdu-Kunming railways, the builders first cast large bridges on both sides of the Chengdu-Kunming line, and then through the piers to make the bridge decks.
The Xincheng-Kunming Railway is an important large-capacity passageway in the southwest and northwestern regions of China. It is designed as a first-class two-lane electrified railway. The passenger train is designed for a speed of 160 kilometers per hour. After the whole line is completed, it will greatly enhance the passenger and cargo transportation capacity in the Southwest.