12月29日，南京长江大桥掩映在雪花中。当日，南京再降大雪，南京长江大桥在大雪中迎来通车44周年。1968年12月29日，南京长江大桥全面建成通车，成为我国第一座自行设计和施工的双层式铁路、公路两用桥梁。南京长江大桥铁路桥全长6700多米，公路桥全长4500多米，是继武汉长江大桥、重庆白沙沱长江大桥之后第三座跨越长江的大桥。新华社发（董金林 摄） On December 29,,Nanjing Yangtze river bridge in snow.On that day,Nanjing snow again,Nanjing Yangtze river bridge opened in heavy snow in 44 years.On December 29, 1968,Nanjing Yangtze river bridge opened in an all-round way,Become China's first by design and construction of double railway/Roads and Bridges.Nanjing Yangtze river bridge railway bridge span of more than 6700 meters,Highway bridge span of more than 4500 meters,Is the wuhan Yangtze river bridge/Chongqing baisha 沱 Yangtze river bridge after the third bridge crossing of the Yangtze river bridge.The xinhua news agency,(DongJinLin perturbation)

12月29日，南京长江大桥掩映在雪花中。新华社发（董金林 摄） On December 29,,Nanjing Yangtze river bridge in snow.The xinhua news agency,(DongJinLin perturbation)

12月29日，车辆在雪中通行南京长江大桥。新华社发（董金林 摄） On December 29,,Cars drive in the snow nanjing Yangtze river bridge.The xinhua news agency,(DongJinLin perturbation)

12月29日，行人和车辆在雪中通行南京长江大桥。新华社发（董金林 摄） On December 29,,Pedestrians and vehicles in the snow the nanjing Yangtze river bridge.The xinhua news agency,(DongJinLin perturbation)