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WATER RETENTIVE PAVING UNIT, WATER RETENTIVE PAVING SYSTEM, AND METHOD FOR FORMING WATER RETENTIVE PAVEMENT BY USE OF THE WATER RETENTIVE PAVING UNIT
WATER RETENTIVE PAVING UNIT, WATER RETENTIVE PAVING SYSTEM, AND METHOD FOR FORMING WATER RETENTIVE PAVEMENT BY USE OF THE WATER RETENTIVE PAVING UNIT
PROBLEM TO BE SOLVED: To provide a water retentive paving unit capable of preventing a water retentive block from being broken even when a heavy object such as a vehicle or the like is put on it, to provide a water retentive paving system composed of a plurality of water retentive paving units, and to provide a method for forming water retentive pavement by use of the water retentive paving units.;SOLUTION: This water retentive paving unit 11 has a water storage vat 3 having an opening part in its upper part, a water permeable cushion layer 5 formed by spreading water permeable cushion materials all over the inside of the water storage vat 3, and the water retentive blocks 6 spread all over the water permeable cushion layer 5. A plurality of water retentive paving units are mutually connected to constitute the water retentive paving system.;COPYRIGHT: (C)2009,JPO&INPIT
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