SUPPORT STRUCTURE USING DIAPHRAGM INTRODUCED PRESTRESS AND STEEL BRIDGE HAVING IT

摘要

A support point structure of the steel beam bridge is provided that the external beauty of post is improved since the concrete body forming the coping section is reduced. A support point structure of the steel beam bridge comprises a mold(20) located in the bridge post(10) upper side, a bottom plate installed at the upper side of the mold, a concrete diaphragm(30) which abeam passes through the mold in the throttling direction, and a strain member(31) installed at concrete diaphragm. The mold comprises a post(12) and coping section(11).