Reinforcing method for the beam of the bridge and its device

摘要

PURPOSE: A reinforcement method for a bridge beam is provided to prevent a crack on a shoe by enhancing the stress of a beam and reinforcing both ends of a beam. CONSTITUTION: The reinforcement method for a bridge beam(1) comprises the steps of removing a shoe and a sole plate installed on a pier while lifting up both ends of a beam(1), installing support members(7) on both ends of the beam(1) to adhere a base plate of the support member(7) closely to the base of lower flange concrete of the beam(1) and a rear plate of the support member(7) closely to both ends of the beam(1), connecting a PC strand(4) on an anchor plate, then tensioning and placing mortar(16) between a side plate and a web(13).