论文部分内容阅读
9月24日上午,由中国铁建十八局承建的长(治)襄(垣)城际连接线跨安居铁路立交桥两端,在4台500吨千斤顶分级加载下,两个大型T形预应力混凝土连续箱梁犹如两只凌空巨燕,舒展其长达105米、宽29米、重达1.71万吨的双翼,以每分钟1.02度的速度逆时针旋转,88分钟后,转体桥成功跨越潞安铁路货运专线,实现完美转身。跨安居转体桥为大型T形预应力混凝土连续箱梁,主桥桥长225米,采用四箱室,中支点梁高6.8米,端
On the morning of September 24, two large T-shaped prefabricated tunnels were set up at the two ends of the Inter-city Railroad Crossing Bridge, Continuous concrete box girder like two volley giant Yan, stretching its 105 meters long, 29 meters wide and weighing 17,100 tons of wings, rotating at a rate of 1.02 degrees per minute counterclockwise, 88 minutes after the success of the bridge Cross the Luan Railway freight trains, to achieve perfect turn around. Trans-home turn swivel bridge for the large T-shaped prestressed concrete continuous box girder, the main bridge 225 meters long, with four boxes, the center beam 6.8 meters high, the end