COLUMN REINFORCING STRUCTURE, COLUMN REINFORCING FORM AND CONSTRUCTION METHOD FOR REINFORCING COLUMN

摘要

PROBLEM TO BE SOLVED: To provide a construction method for reinforcement, which makes workability proper, reduces costs, dispenses with maintenance after execution of work, and is applied to the reinforcement for a deteriorated column.;SOLUTION: First, a column reinforcing form 3 is made according to a shape of an outer periphery of the column 2 to be reinforced in a factory, etc. The forms 3 made in this way are conveyed to a job site and arranged by two in such a manner as to cover an outer peripheral surface of a leg part of the column 2. In this case, one of the two forms 3 is arranged in such a manner as to be turned upside down. In the arrangement of the forms 3, a concrete form, not shown in a figure, is installed in a clearance lap joint formed by ends 6a of tie hoops 6, which protrude from end faces 5a of the forms 3, and the concrete form and the clearance lap joint are fixed by placing fiber reinforced mortar 4, so as to couple the two forms 3 together. Afterward, a curing agent 7 is injected and infilled into a void when the void is created between the column 2 and the forms 3.;COPYRIGHT: (C)2003,JPO