ECO PERMEABLE SIDEWALK BLOCK COMPOSITION AND CONSTRUCTION METHOD OF SIDEWALK BLOCK BY USING SAME

摘要

PURPOSE: An eco water-permeable sidewalk block composition is provided to minimize back flow of rain water and to prevent heat island effect. CONSTITUTION: An eco water-permeable sidewalk block composition contains: 15-25%(v/v) of wood chip; 50-60%(v/v) of waste aggregate material; 18-33%(v/v) of material selected from polishing sand; 1-2%(v/v) of calcium carbonate; and 3-5%(v/v) of acryl urethane liquid binder. The wood chip has a particle size of 2-4mm. The waste aggregate material is obtained from cement company or water disposal company.