A methode on using mine waste poder

摘要

PURPOSE: A method for using mine waste powder is provided to easily repair a damaged waste powder pavement layer in a short time. CONSTITUTION: A method for using mine waste powder is as follows. A water barrier is formed by mixing 6-12 weight% of bentonite, 20-30 weight% of waste powder, and 74-58 weight% of on-site soil and hardening the mixture and maximally controls water leakage. The waste powder comprises 25-40 weight% of calcium oxide and 12-25 weight% of magnesium oxide.