| 摘要 |
PROBLEM TO BE SOLVED: To provide a repair method for a concrete viaduct that enables short-term repair, follows a crack in a railing or the like well, prevents development of a crack in a drip portion, and can hold aesthetics of a repaired surface. SOLUTION: A deteriorated portion of a concrete viaduct 1 is removed, and the removal portion is filled with resin mortar and smoothed. The surface is coated with primer 7, and sprayed with an ultrafast setting resin over the primer 7 to form a coating layer 8. The surface of the coating layer 8 is coated with an overcoating layer 9. Ends of the overcoating layer 9 and coating layer 8 are then filled with a sealant 11. COPYRIGHT: (C)2004,JPO |
