Construction method of rapid sinking of double-wall steel sleeve box cofferdam in sandy cobble stratum
A construction method and technology of steel casing, which can be used in infrastructure engineering, construction, etc., and can solve the problems of time-consuming, labor-consuming and difficult to control.
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[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0020] see Figure 1-2 As shown, a construction method for rapid subsidence of a double-walled steel casing cofferdam in a sandy pebble formation includes the following construction steps:
[0021] A. Install the pile foundation steel casing 4 at the four corners inside the sand and pebble formation 10. The height of the pile foundation steel casing 4 depends on the elevation of the construction high water level, the elevation of the assembled platform, the he...
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