Construction method for side wall of foundation pit of subway station
The invention relates to the field of metro station foundation pit construction, in particular to a metro station foundation pit side wall construction method which comprises the following steps that S1, a fender post working face is excavated; s2, arranging an opposite-pull screw rod, and enabling...
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Main Authors | , , , , , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
25.04.2023
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Subjects | |
Online Access | Get full text |
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Summary: | The invention relates to the field of metro station foundation pit construction, in particular to a metro station foundation pit side wall construction method which comprises the following steps that S1, a fender post working face is excavated; s2, arranging an opposite-pull screw rod, and enabling the axial direction of the opposite-pull screw rod to be perpendicular to the working face of the fender post; s3, steel bar meshes are laid, specifically, the steel bar meshes are bound on the opposite-pull screws, so that the steel bar meshes form a leveling plane; the split screws are painted and marked at equal intervals by taking the leveling surface as a reference to form marking surfaces; s4, the opposite-pull screws penetrate through the pouring sub-formworks, and the pouring sub-formworks are oppositely pulled and fixed with the painting marks as reference; a supporting assembly is installed on the side, away from the fender post, of the pouring sub-formwork, and the supporting assembly and the bottom of t |
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Bibliography: | Application Number: CN202310035622 |