| 摘要 |
PURPOSE: A drain board of an artificial turf structure is provided, which remarkably reduces public work expense for drainage and construction period. CONSTITUTION: A drain board of an artificial turf structure comprises: a rectangular plate(110) protruded upward at the constant height; a plurality of circular protrusions which are protruded upward from the rectangular plate and are arranged at the constant interval in a lattice type and in which the external diameter widens to the lower part; a first connection laminate protrusion(131); a second connection laminate protrusion(132); a third connection laminate protrusion(133); and a fourth connection laminate protrusion.
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