桥梁吊杆索体病害调查及预防措施

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Abstract:Cablebridgeshavebecomethefirstchoiceforlarge-span bridgesamongmodernbridgesbecauseof their advantagessuchaslargespanmaterialsvingappearance,arthquakersistanceonvenientconstructionlowmaintenaneosts, strongadaptabilityandsmallenvironmentalimpact.Afterthebridgeiscompletedandputintooperation，asitsservicelife increases,duetovariousaspectssuchasdesign,construction,andmaintenance,variousdamagesanddegradationphenoenaill occurduring theuseofthebridgesuspendersandcables.Thesediseaseswillafectthestructureofthebridge.Safetyand servicelifeposesafetyhazardstobridgeoperations.Basedontheresultsof specialinspectionworkonsuspenderandcablein recentyears,thispapersummarizesthecommondiseasesandinspectionmethodsofsuspenderandcablestructures，analyzesthe causesofsuspenderandcablediseases，andproposeswaterprofingmodificationmethodsforsuspenderandcable，providing reference for inspection and maintenance of similar structures.

Keywords:bridgesuspendercablebody；environmentalcoosion;corosiondisease;waterproof transformation；maintenance

近年来我国桥梁建设取得飞速发展，高强度钢丝拉索在大跨径桥梁中越来越使用广泛，如斜拉索、吊杆、系杆等。（剩余6080字）