| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a suspension type ground-hardening material, totally not using any cement, therefore not generating an environmental pollution with hexavalent chromium, having an extremely small effect toward a solvent type injection material used in a compound injection constructing method, and excellent in endurance and environmental maintenance, and a constructing method for hardening the ground. SOLUTION: This ground-hardening material consists of a calcium alminate and a slag, and not contains cements essentially.</p> |
