公路交通技术

2005-10-0721009620901009-6477200604-0093-04U448.22AThroughSupportedSteeIPipeConcreteTiedArchBridgeupperStructureConstructionTechnoIogyTanZaixuanQianZhendongChenTuanjieAbstractSteelpipeconcreteisdevelopingfastandhasbeenwidelyappliedsince1990s.Itsconstructiontechnologyisimproving.Thispaperdescribesthethroughsupportedsteelpipeconcretetiedarchbridgeconstructiontechnologyaccordingtoprojectpracticeandprovidedsomepracticalexperienceforconstruction.Keywordsthroughsupportedsteelpipeconcretearchbridgeupperstructureconstructiontechnology11V51.74º65.56m-20-1002×3.75m+2×0.5m9.70m12m1/5.417y=4fxL-x/L21.8m1.2m0.5m30cm40cmC5016mm101.6cm2420.3cm12mm25cm10cm2.93%2%1242233.13.1.1134200684TechnologyofHighwayandTransportAug.2006═══════════════════════════════════════════════════════════════════No.412331m0.75m220#232147318.25m+28m+16.0m45cm7710#731.252m1d13.1.2123.23.2.110.50m2m5cm234C502222m2m590%7φj15.241443.2.21492006═══════════════════════════════════════════════════════════════════233.33.3.1151:124h10%25225t0.25L330.450.412～14cm→→→→→→33.3.212343.4100%60%100%3.5240#Φ163.61015920064═══════════════════════════════════════════════════════════════════10%④⑤445～12#1.JTJ024-85S.2001.2.JTJ041-2000S.!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!2000.954941223451.M.1999.2.JTJ071-98S.1998.3.JTJ041-2000S.2000.10120064