CONSTRUCTION METHOD FOR REMODELING AND EXTENDING SHIP LOCK IN SITU
Provided in the present invention is a construction method for remodeling and extending a ship lock in situ. A flood gate in a built ship-lock upper lock head section is used as a water-retaining cofferdam during a construction period; in terms of plane arrangement, starting from a target cutting-of...
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Format: | Patent |
Sprache: | chi ; eng ; fre |
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Zusammenfassung: | Provided in the present invention is a construction method for remodeling and extending a ship lock in situ. A flood gate in a built ship-lock upper lock head section is used as a water-retaining cofferdam during a construction period; in terms of plane arrangement, starting from a target cutting-off face located in a built ship lock chamber section to downstream, the remaining part of a built ship lock is cut off, and a new ship lock is constructed; and in terms of cross-section arrangement, a shore-side pier structure between the built ship-lock upper lock head section and a new ship-lock upper lock head section is cut off to a first preset elevation, a first water-retaining and impervious line and a second water-retaining and impervious line are added, and an impervious key wall is constructed, and an upper guide wall section of the built ship lock and the built ship-lock upper lock head section are remodeled, and a third water-retaining and impervious line is added. By using an original water-retaining li |
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