9CaKrnQhDSP作者:china.huanqiu.comgallery长春30年老桥被1300公斤炸药爆破/e3pmh1nnq/e3pn6eiep1496271240000责编:朱马烈新华社149627124000011[]{"gallery":{"members":[{"desc":"5月31日,长春自由大桥在进行桥面爆破。新华社记者 张楠 摄\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513702.jpg"},{"desc":"长春自由大桥1987年建成通车,曾是一座钢筋混凝土结构桥梁。\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513193.jpg"},{"desc":"今年长春市将对这座桥进行翻建,根据勘察结果,只需对桥面进行拆除,而桥墩可以继续沿用。\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513575.jpg"},{"desc":"爆破团队采取“多钻孔、少装药、松动爆破”的“微爆破”方案,经过检测,目前桥墩经历爆破后仍保留完好。\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513685.jpg"},{"desc":"再过5个月,一座崭新的钢结构大桥将在这些桥墩上建起。\r\n\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513501.jpg"},{"desc":"图为爆破后的长春自由大桥。\r\n","url":"\/\/himg2.huanqiucdn.cn\/attachment2010\/2017\/0601\/20170601065513564.jpg"}]}}