Narrow site deep foundation pit excavation supporting construction method
A construction method and foundation pit support technology, which can be used in excavation, foundation structure engineering, construction, etc., and can solve problems such as large excavation volumes
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[0042] The process flow of the present invention: measuring and setting out—construction of supporting piles—manual breaking of pile heads—concrete crown beam construction—excavation of the first layer of earthwork side slope working surface——supporting soil in the first layer of excavation area Nail prefabrication - installation of supporting soil nails in the excavation area of the first floor - installation of steel mesh sheets in the excavation area of the first floor - installation of anchor cables in the excavation area of the first floor - installation of anchor cables in the excavation area of the first floor Prefabrication——Anchor cables in the excavation area of the first layer into holes——Primary grouting of the anchor cables in the excavation area of the first layer—Secondary grouting of the anchor cables in the excavation area of the first layer——Anchor cables in the excavation area of the first layer La Zhang.
[0043] Calculation of the foundatio...
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