2011年1月10日10时,爆破总指挥下达了起爆命令,随着一声闷响,在短短577 ms内,位于赤峰市境内S205线上的赤峰市北大桥,从中间向两端依次解体崩塌落入河底,尘埃过后爆破指挥部掌声一片。起爆后现场查看,桥拱、桥墩、桥台原地塌落破碎,解体充分,两岸个别飞石控制在30 m以内,附近建筑物完好无损,爆破取得圆满成功。 At 10 o’clock on January 10, 2011, the blasting commander issued a blasting order. With a muffled sound, within a short period of 577 ms, the North Bridge of Chifeng City located on the S205 line in Chifeng City disintegrated from the center to both ends Collapse falling into the river, the blast after blasting command applause. After detonation, the scene was checked. The arch bridge, bridge piers and bridge abutments collapsed and collapsed, and the disintegration was sufficient. The control of individual flying stones within 30 m of the two sides was within 30 m. The nearby buildings were in good condition and the blasting was a success.