Open caisson pressing sinking method construction method
A construction method and caisson technology, applied in caisson, infrastructure engineering, construction and other directions, can solve the problems of small anti-uplift coefficient, deformation and difficult control of caisson
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[0059] Example 1, such as figure 1 , image 3 Shown, a kind of caisson pressure sinking method construction method comprises the following steps: (1) construction preparation work, according to the overall layout plan on-site arrangement temporary construction, mechanical equipment and construction water, electricity circuit; gantry piles, and use lime powder to delineate the central axis of the well and the outline of the foundation pit as the basis for caisson fabrication and sinking positioning; it should be noted that in order to meet the requirements of construction machinery and civilized construction, a The construction access road, the structure of the construction access road is as follows: lay 25cm thick fly ash three slag first in the common area, and then lay 20cm concrete; in the heavy-duty vehicle and crane driving area, first lay 25cm thick fly ash three slag, and then lay 25cm concrete; The surface layer is Φ8@250 two-way steel mesh. Along the side of the cai...
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