Construction method and structure for open cut underground pipe gallery inverted siphon undercrossing river
The invention discloses a construction method and structure for an open-cut underground pipe gallery to pass through a river in an inverted siphon mode, relates to the technical field of comprehensive pipe galleries, and solves the problems of structural leakage and structural floating of a pipe gal...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a construction method and structure for an open-cut underground pipe gallery to pass through a river in an inverted siphon mode, relates to the technical field of comprehensive pipe galleries, and solves the problems of structural leakage and structural floating of a pipe gallery structure in the prior art, and the specific scheme is as follows: the construction method for the open-cut underground pipe gallery to pass through the river in the inverted siphon mode comprises the following steps: excavating a standard section foundation pit; paving a waterproof coiled material on a base, and backfilling a foundation pit after the main body structure is constructed; river guide and modification are conducted on the inverted siphon section, concrete cast-in-place piles are constructed after guide and modification, then excavation of a foundation pit of the inverted siphon section and arrangement of concrete inner supports are conducted at the same time, waterproof coiled materials are laid |
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