FIREPROOF REINFORCING STRUCTURE OF NON-FIRE RESISTANT COATED CFT COLUMN

摘要

PROBLEM TO BE SOLVED: To improve fire resistance performance of a non-fire resistant coated CFT column.SOLUTION: A fireproof reinforcing structure 30 of a non-fire resistant coated CFT column includes: a non-fire resistant coated CFT column 10 which has no fire resistant coating thereon; and cylindrical coating members 40U and 40L which are arranged around the non-fire resistant coated CFT column 10 by post-construction and provides a fire resistant coating on a column head part 12BU and a column base part 12BL of the non-fire resistant coated CFT column 10.