STRUCTURE FOR SUSPENSION BRIDGE WITHOUT CONSTRUCTING ANCHOR BLOCK

摘要

The present invention relates to a structure for a suspension bridge without constructing an anchor block. The structure comprises: a center girder (20) having a first and second steel pipes (22, 26) and a first connection pipe (24) of a predefined length, arranged on a center portion between a first and a second main tower (12, 16); a first main cable (32) of a U-shape with a center portion winding an upper end of the first main tower (12) to closely be attached with both ends connected to one side of a center girder (20), and a second main cable (36) of a U-shape with a center portion winding an upper end of the second main tower (16) to closely be attached with both ends connected to the other side of a center girder (20); a left connection girder (40) including a third and a fourth steel pipe (42, 46) and a fifth steel pipe (45), having a ″^″ shape structure to widen both sides to a horizontal direction; a right connection girder (50) including a sixth and a seventh steel pipe (52, 56) and an eighth steel pipe (55), having a ″^″ shape structure to widen both sides to a horizontal direction; and a plurality of first hanger cables (62) with one end connected to the first main cable (32) with the other end respectively connected to the third and the fourth steel pipe (42, 46), and a plurality of second hanger cables (66) with one end connected to the second main cable (36) with the other end respectively connected to the sixth and the seventh steel pipe (52, 56).;COPYRIGHT KIPO 2016