聲測管可直接固定在鋼筋籠內側上:固定方式可采用焊接或綁紮,管子之間應基本上保持平行-若檢測結果需對各測點混凝土的強度做出評估,則不平行度應控製在1‰以下。鋼筋籠放入樁孔時應防止扭曲。[1]
管子一般隨鋼筋籠分段安裝,每段之間的接頭可采用反螺紋套筒接口或套管焊接方案,如圖8所示:ruocaiyongbowenguanzekeliyongdayihaodebowenguantaojie,bingzaitaojieguandeliangduanyongjiaobuchanraomifeng。wulunnazhongjietoufangandoubixubaozhengzaijiaogaodejingshuiyalixiabuloujiang,jiekouneibiyingbaochipingzheng,buyingyouhanzha、毛mao刺ci等deng凸tu出chu物wu,以yi免mian妨fang礙ai探tan頭tou的de自zi如ru移yi動dong,聲sheng測ce管guan的de底di部bu也ye應ying密mi封feng,安an裝zhuang完wan畢bi後hou應ying將jiang上shang口kou用yong木mu塞sai堵du住zhu,以yi免mian澆jiao灌guan混hun凝ning土tu時shi落luo入ru異yi物wu,致zhi使shi孔kong道dao堵du塞sai。







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