Supporting and protecting device and construction method thereof
A supporting device and construction method technology, applied in excavation, foundation structure engineering, sheet pile walls, etc., can solve problems such as easy deformation and water seepage, poor lateral movement resistance, weak structural strength, etc., to reduce construction costs, The effect of high bearing capacity and increased stiffness against lateral movement
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[0023] refer to figure 1 , this embodiment relates to a support device, including steel sheet piles 1, cement mixing piles 2 and I-shaped steel 3, the cement mixing piles 2 are set to be multiple, and distributed along the edge of the foundation pit, the cement mixing piles 2 One end is driven into the ground; the steel sheet pile 1 is provided with multiple pieces, and the two ends of the steel sheet pile 1 are provided with hooks 11; Contact: the longitudinal steel sheet pile 12 and the horizontal steel sheet pile 13 are interlocked by the hook 11 , and after the longitudinal steel sheet pile 12 and the transverse steel sheet pile 13 are interlocked, the I-shaped steel 3 is sleeved in the hook 11 .
[0024] This structure forms a double-row steel sheet pile structure through interlocking of the horizontal steel sheet pile 13 and the vertical steel sheet pile 12, so that the steel sheet piles on both sides are mutually restrained, the bearing capacity is high, stable and reli...
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