Bridge type and building materials of Jialing River Bridge in Lueyang, Hanzhong, Shaanxi Province

1. The Jialing River Bridge in Lueyang is a through flat beam bridge.

2. The main material used for the bridge body is reinforced concrete;

It is said that this bridge was designed by Soviet experts, and it was the first through arch flat beam bridge in Asia at that time. It has a unique design. It is the treasure of the people of the county, a business card and landmark building of Lueyang. The bridge body changes horizontally and vertically, with straight curves and ups and downs, just like a Youlong. This is not only for the needs of mechanics, but also for the beauty of rhythm. Therefore, the bridge became the pride of Lueyang people and became a photographer.

4. The length of the bridge is 234.43m, 196 1. It was completed and opened to traffic on March 18, 2008. It is a supporting project of Miankang Highway and Lueyang Railway. The bridge spans West Street and Lueyang Railway Station at the foot of Xiangshan Mountain, and is the earliest Jialing River crossing bridge in Lueyang. The foundation of this bridge is an open caisson with a depth of 8 meters, which connects the rock foundation at the bottom of the river. Three piers in the river are double-column reinforced concrete, and the two columns are connected by tie beams. The abutment is an open-cut rubble foundation, which is located below the river scouring line. The upper part is a reinforced concrete through-arch flat beam with a main span of 50m and a span combination of12+3× 50+20m. There is a small hole at the southern end with a clear span of 20m. * * Count four holes. The height of the bridge is designed according to the 50-year flood level, and the clearance under the bridge meets the 4-level traffic standard. The designed water level elevation is 64 1.28m, the navigable water level is 637.54m, and the beam bottom elevation is 644.23m, which is higher than the flood level (644) in the 24th year of Guangxu reign (1898). 23) The meter is 0.3 1 meter, the earthwork for engineering excavation is 26,320.57 cubic meters, the block stone is 355 1.75 cubic meters, the pouring concrete and reinforced concrete is 7,872.34 cubic meters, the actual labor force is 222 157 man-days, and the average cost per meter is 9,370 yuan, with the state investment of. /kloc-0 started construction in August, 1959, 196 18 was completed in March, and was accepted and handed over on June 22nd.