CONSTRUCTION METHOD OF COMPOSITE FOUNDATION STRUCTURE

摘要

PROBLEM TO BE SOLVED: To provide a construction method, comparatively easy in arrangement work of a steel frame foundation, and capable of efficiently constructing a composite foundation structure having a plurality of independent base concrete footing.;SOLUTION: A construction method of a composite foundation structure having a plurality of independent base concrete footing 2, a column lower steel frame part 4 fixed to the respective independent base concrete footing 2 and a steel frame foundation beam 5 for connecting the mutual column lower steel frame parts 4, comprises a first step of arranging a plurality of column lower steel frame parts 4 in a predetermined position floated from the ground surface 1 side, a second step of connecting by extending the steel frame foundation beam 5 between the plurality of column lower steel frame parts 4 arranged in a predetermined position and a third step of constructing the independent base concrete footing 2 in a state of fixing the respective column lower steel frame parts 4 by placing concrete on the lower side of the plurality of column lower steel frame parts 4 connected by the steel frame foundation beam 5.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2018,JPO&INPIT