Steel bar implanting construction method of manual hole digging pile in quicksand layer

The invention provides a steel bar implanting construction method of a manual hole digging pile in a quicksand layer. The steel bar implanting construction method comprises the following steps of: in the event of digging to the upper part of the quicksand layer close to the quicksand layer, implanti...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WANG ZHIQIANG, WANG XUN, ZHANG ZHANGUO, WANG HAIPING, LENG MINGZE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a steel bar implanting construction method of a manual hole digging pile in a quicksand layer. The steel bar implanting construction method comprises the following steps of: in the event of digging to the upper part of the quicksand layer close to the quicksand layer, implanting a layer of anchor bars with a certain length into the quicksand layer around the inner wall of a pile hole so as to reinforce the quicksand layer along the bottom angle of a current digging line firstly, pouring a protective wall at the upper layer of the quicksand layer, and pouring the upper ends of the anchor bars in the protective wall in the event of pouring; then, downwardly digging the quicksand layer, implanting a second layer of anchor bars into the quicksand layer and pouring the protective wall after digging at a certain depth, and circularly constructing in such a manner till passing through the quicksand layer. According to the invention, normal and safe hole digging operations of pile foundations i