Method for closing bottom of steel boxed cofferdam and gaps among river beds
The invention discloses a method for closing the bottom of a steel boxed cofferdam and gaps among river beds. The method comprises the following steps: a, the steel boxed cofferdam is assembled on a shore side; b, retaining beams are mounted in areas needing to be closed and keep a certain distance...
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| creator | TIAN JIKAI CHEN WEI YAO WEI SONG CHENGYONG YAO HUA PI JUNYUN CHENG CHEN TAN HONGBO ZHOU WEI WANG DI ZHOU YAN LIU AILIN FENG SHAOBO ZHANG LIHUA GAO XIANG TONG LINHONG NONG DAIPEI LIAO GUOXING PAN JUN |
| description | The invention discloses a method for closing the bottom of a steel boxed cofferdam and gaps among river beds. The method comprises the following steps: a, the steel boxed cofferdam is assembled on a shore side; b, retaining beams are mounted in areas needing to be closed and keep a certain distance from the outer wall of the cofferdam, and connecting plates are mounted between the retaining walls and the outer wall of the cofferdam; c, a plurality of movable inserting plates are mounted between the retaining beams and the outer wall of the cofferdam and hung on the outer wall of the cofferdam by using steel wire ropes, and adjacent movably inserting plates are clung to each other; d, the cofferdam is moved to designed positions of the river beds; and e, the steel wire ropes for hanging the movable inserting plates are untied, the movable inserting plates are lowered, and then the bottom of the cofferdam and the gaps among the river beds are closed. The method has the advantages that the plugging effect is goo |
| format | Patent |
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The method comprises the following steps: a, the steel boxed cofferdam is assembled on a shore side; b, retaining beams are mounted in areas needing to be closed and keep a certain distance from the outer wall of the cofferdam, and connecting plates are mounted between the retaining walls and the outer wall of the cofferdam; c, a plurality of movable inserting plates are mounted between the retaining beams and the outer wall of the cofferdam and hung on the outer wall of the cofferdam by using steel wire ropes, and adjacent movably inserting plates are clung to each other; d, the cofferdam is moved to designed positions of the river beds; and e, the steel wire ropes for hanging the movable inserting plates are untied, the movable inserting plates are lowered, and then the bottom of the cofferdam and the gaps among the river beds are closed. 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The method comprises the following steps: a, the steel boxed cofferdam is assembled on a shore side; b, retaining beams are mounted in areas needing to be closed and keep a certain distance from the outer wall of the cofferdam, and connecting plates are mounted between the retaining walls and the outer wall of the cofferdam; c, a plurality of movable inserting plates are mounted between the retaining beams and the outer wall of the cofferdam and hung on the outer wall of the cofferdam by using steel wire ropes, and adjacent movably inserting plates are clung to each other; d, the cofferdam is moved to designed positions of the river beds; and e, the steel wire ropes for hanging the movable inserting plates are untied, the movable inserting plates are lowered, and then the bottom of the cofferdam and the gaps among the river beds are closed. The method has the advantages that the plugging effect is goo</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES |
| title | Method for closing bottom of steel boxed cofferdam and gaps among river beds |
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