“高强韧性贝氏体钢轨研究”日前通过铁道部阶段成果评审.pdf

第5期 水柏铁路北盘江大桥钢管混凝土拱设计 [2]张志发钢管混凝土拱桥的施工技术[Jj广东土木与建筑，2002，(4) [3] 严志刚，盛洪飞钢管混凝土拱桥的发展优势[J]东北公路，2002，(1) SteelTubewithConcreteArch of FillingDesign BeipanjiangLargeBridge XU Yong，MA Ting—lin，CHENKe-jian andTunnel 2nd (Bidge Bepartmend，The RailwaySⅢ-vey＆DesignInstitute．ChengduSichuan 610031．China) Abstract：Beipanjianglarge onthe isthefirstconcretefilledsreel bridge Shuicheng—BaiguoRailway tube railway arch inChina，Themain bridge structure X—formconcretefilledsteel adoptsup-held tubearchwitha of span 236m．BeforeConcreteinthearch lllainarch filling rid，the ridandelx)Ns areDuresteelstruc． linkingsystefn ture．Afterconcrete，the／1试13．archridisConcl≈tefilled tube filling steel stILIetLlre．Themlid andthe belly-board and130ttom boards to cover are section，steel top designedaccording Concrete，Theseat011thearchisa pier steel—boxseatwhichislinkedwiththearch strengthenedpier rid．The isof strUeture belly—D0le designH—shape and connection．neis tobeof joint—board coating standard．Theoutsi