Xibao Line Stone River Bridge

Project Name: Xibao Line Stone River Bridge

Construction introduction: Xi'an to Baoji passenger dedicated line is known as the "golden belt" across the Guanzhong region of Shaanxi, this line officially started on December 11, 2009, is the key project of the national implementation of the western development strategy. On the Xibao line, Sany pile driver has more than 80 different models of equipment participating in the "weaving" of this 138-kilometer-long "golden belt", becoming the pile driver brand with more than 8981 participants. The total length of the Shihe Bridge is 7700.61m, and the mileage range is DK590+318.29-DK599+D18.9. 73,258m/1,914 bored piles of φ1.25m are designed; 239 caps. Eggs and boulders: saturated, compact, ∑0=450~500kPa, thickness 0.7~2m. The pebbles are mainly quartzite, granite and sandstone, and the fills are mainly sand and silt. The particle size of eggs and boulders is 5-100cm, and the content of skeleton particles is greater than 85% of the total weight. Silty clay under the egg and boulder layer, hard, with a small amount of silt and hard core, ∑0=300~350kPa, and the pile depth is about 48m.