| 摘要 |
PROBLEM TO BE SOLVED: To provide a ready-made pile capable of securing vertical bearing resistance even when concrete of a pile body is destructed.SOLUTION: A surface of a concrete pile body 2 is coated with a resin reinforcement coat 3. The reinforcement coat 3 is a compound formed by a chemical reaction of isocyanate with a hardening agent made of at least either polyol or amine. |
