| abstract |
A maintenance material and a repair method capable of effectively repairing cracks and stopping the leakage of the cracks accompanied by leakage occurring in common concrete structures such as elevated bridges and tunnels without interfering with the use of concrete structures The purpose is to provide. A crack repairing material accompanied by water leakage in a concrete structure is a paste containing cement, water, and a self-healing material, wherein the self-healing material is a paste containing a layered silicate mineral, feldspar, oxycarboxylic acid or dicarboxylic acid will be. |