Lanzhou Zhongshan Bridge, commonly known as "Zhongshan Railway Bridge" and "Yellow River Railway Bridge", is located on the north side of the middle section of Lanzhou Binhe Road, at the foot of Baita Mountain and in front of Jincheng City. Built in 1907 (thirty-three years of Guangxu in Qing dynasty), it is the oldest ancient bridge in Lanzhou and the first bridge in the true sense on the 5464km Yellow River, so it is called "the first bridge of the Yellow River in the world". Zhongshan Railway Bridge is 234 meters long and 7.5 meters wide. It has six piers and five holes, and five curved steel arch beams fly on the bridge. In the thirty-third year of Guangxu reign in Qing Dynasty (1907), under the proposal of Peng Yingjia of Lanzhou Road and the sponsorship of Yun Sheng, the governor of Gansu Province, the Qing government used 306,000 yuan of silver from the state treasury, and under the technical guidance of American capital preservation and German Derouet, the first iron bridge of the Yellow River was built by German businessman and foreign firm Kaiyus. 1942 was changed to "Zhongshan Bridge", and 1954 renovated and strengthened the iron bridge, adding five curved arch beams, which made the iron bridge look durable and magnificent.
Edit the historical origin of this paragraph.
Zhongshan Bridge is located on the Yellow River Railway Bridge under Baita Mountain in northern Lanzhou. It is the oldest ancient bridge in Lanzhou. Known as "the first bridge of the Yellow River in the world". The predecessor of Zhongshan Bridge is the Yellow River pontoon bridge. The Yellow River pontoon bridge was built in the fifth year of Hongwu in Ming Dynasty (AD 1372). Song Guogong Shengfeng was founded in Qili, west of Lanzhou. Nine years of Hongwu in Ming Dynasty (AD 1376). Deng Yu, Duke of Wei moved the bridge to the west of the city 10. It's called Zhenyuan Bridge. The 18th year of Hongwu in Ming Dynasty (AD 1385). Lanzhou Wei instructed to move the pontoon bridge to the foot of Baita Mountain. Up to now, there are still three cast iron pontoon columns with a weight of 10 ton and a length of 5.8 meters in Lanzhou. They are called "universal columns". Cast on the column is 【 Hongwu nine years, second birthday, auspicious day in August. The company commander Si Weiguo built the column on the south side of the pontoon bridge. Tie the chain. 5 meters, connected with long wood, paved with wooden boards and surrounded by columns. There are four vertical iron columns, 45 large wooden columns and two thick iron cables 50 meters long each on the north and south banks. The ship is anchored to the river. The Yellow River will be demolished when it freezes in winter. In spring, the pontoon bridge was rebuilt. The poem "Looking at Peach Blossoms and Ice in March". "The bridge on the ice tray river is green" is a portrayal of the pontoon bridge at that time. One of the eight ancient scenic spots in Lanzhou, "Dragon Down to jiaozi" also refers to this kind of scenery. Guangxu thirty-three years. At the suggestion of Peng Yingjia of Lanzhou Road and under the sponsorship of Yun Sheng, Governor of Gansu Province, the Qing government spent 306,690 yuan from the national treasury, which was built by Kayous, a German businessman and foreign firm, with Mambaoben of the United States and Dro of Germany as technical guidance. The pontoon bridge was transformed into the first iron bridge of the Yellow River, with a length of 233.3 meters and a width of 7.5 meters. The original name was changed to Lanzhou Yellow River Railway Bridge.5438+0942.
Edit the status quo of this paragraph
When the railway bridge was built, Kayou's labor protection was 80 years, but it only lasted for 42 years, that is, 1949. The railway bridge was interrupted by the war 1 1 day and night. Although the traffic has been restored after emergency repairs, the deck of the footbridge is rickety and it is difficult to undertake the increasingly busy transportation tasks. 5438+0954.
The historical value of editing this paragraph.
With the passage of time, more than 10 railway bridges with beautiful appearance, novel structure, advanced technology and extraordinary momentum have been built in Lanzhou city. This ancient Yellow River railway bridge is no longer the only channel connecting the north and south of the Yellow River. Nevertheless, people still admire it and enjoy it, because it is like an epic, engraved with the historical changes of Lanzhou from ancient times to the present, showing the splendid art picture of Lanzhou people.