2月3日，交通部门工程人员在连霍高速公路义昌大桥北半幅桥面上施工。当日，河南省交通部门在发生大桥垮塌事故的连霍高速公路义昌大桥上，对北半幅桥梁结构进行安全性评估检测和桥面维修，通过实验来确定桥的承载能力并及时公布是否具备安全通车条件。2月1日，发生爆炸坍塌的是该大桥的南半幅，向西行驶的北半幅大桥在爆炸中受到一定影响，目前仍限制通行。新华社记者 赵鹏 摄 On February 3,,The traffic department engineers in huo highway YiChang bridge north half of the bridge construction.the,Henan traffic departments in case of bridge collapse accident YiChang huo highway bridge,To the north of half bridge structure safety assessment test and floor maintenance,Through the experiment to determine the bearing capacity of the bridge and released in time whether a safety to traffic condition.On February 1,,Explosion is the bridge of the collapse of the south half range,Westward north half in the explosion of bridge by certain influence,Traffic is still limited.The xinhua news agency ZhaoPeng perturbation