鉆孔灌注樁工程技術(shù)中的若干問題
彭安寧
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彭安寧
（中國建筑科學(xué)研究院 北京 100013）[提要] 鉆孔灌注樁的施工質(zhì)量很難控制，尤其是當(dāng)樁較長時常會造成經(jīng)濟上的損失和工程事故。作者探討了鉆孔灌注樁的有關(guān)問題，并介紹了一些施工質(zhì)量控制的方法。
[關(guān)鍵詞] 鉆孔灌注樁 承載力 沉渣 泥漿 泥皮 斜率 摩阻力 端承力Bored cast-in-situ piles are more and more used in foundatiOPS of high-rise buildings. The quality of its construction is very difficult to control, especialy for long piles which will caues huge loses and accidents frequently.Some questions about bored cast-in-situ piles are disscussed and some methods for quality control are indroduced.
Keywords: bored cast-in-situ pile; bearing capacity; deposit; mud; mudcake; oblique rate; frictional resistance; end bearing
