Deep foundation pit narrow way supporting device

A deep foundation pit narrow way supporting device comprises steel sheet piles and cross braces, at least one steel sheet pile is connected into a whole through the cross braces, each steel sheet pile is formed by sequentially connecting a first butt-joint plate, a first inclined supporting plate, a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG LIWEI, LU DANGBIN, BAI YANG, LI QUN, LI CHUANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A deep foundation pit narrow way supporting device comprises steel sheet piles and cross braces, at least one steel sheet pile is connected into a whole through the cross braces, each steel sheet pile is formed by sequentially connecting a first butt-joint plate, a first inclined supporting plate, a pressure-bearing main plate, a second inclined supporting plate and a second butt-joint plate into a whole, the first butt-joint plate and the second butt-joint plate are parallel to the pressure-bearing main plate, and the second butt-joint plate is parallel to the pressure-bearing main plate. The first inclined supporting plate, the pressure-bearing main plate and the second inclined supporting plate form an isosceles trapezoid drainage groove, and an inwards-concave drainage groove is vertically formed in the middle of the pressure-bearing main plate. The utility model has the advantages of high strength, safety, reliability and long service life, and is easy to hit into a hard soil layer. 一种深基坑窄道支护装置,包括钢板桩和横撑,