【正文】
懸索橋主纜索股PPWS法架設施工技術姚永鶴 齊琳 曹燕君 陳國祥(浙江廣廈建設職業(yè)技術學院 建筑工程學院,浙江 東陽 322100)摘 要:懸索橋主纜索股PPWS法架設技術,已經在實踐中表現(xiàn)出較高的優(yōu)越性。文章通過分析總結得出PPWS法具體的施工工藝流程、相應的施工技術要點和常見問題的處理方法,對此方法的進一步規(guī)范、推廣及教學有一定的指導和參考意義。關鍵詞:懸索橋 PPWS法 主纜索股 架設 施工技術Suspension Bridge Host Cable Share PPWS Law Erects The Technology Being under Construction Yao Yonghe Qi Lin Cao Yanjun Chen Guoxiang(Architectural Engineering Institute, Guangsha College of Applied Construction Technology, Dongyang322100, Zhejiang)Abstract: Suspension bridge host cable share PPWS law has erected a technology, has already has shown higher superiority in practice. Have reached the concrete PPWS law construction process flow , corresponding construction technology essential and mon problem treatment method course analyzing a summary, for this purpose, the method going a step further is standard , extension and teaching have certain direction and consult significance.Key words: The suspension bridge。 PPWS law。 Betoken cable share。 Erect。 technology being under construction懸索橋主纜架設是懸索橋施工的關鍵環(huán)節(jié),主纜的架設方法一般有空中編纜AS法和預制平行鋼絲股PPWS法。AS法就是在貓道上將單根鋼絲編織成主纜絲股,多束絲股再組成主纜。此方法的主要缺點是架設時鋼絲的抗風能力較弱,施工過程需要很多的整理、維護人員。PPWS法是在工廠或橋址旁的預制場事先將鋼絲預制成平行絲股,然后利用拽拉設施將其通過貓道拽拉架設。與AS法相比,P