Installing and removing the fixed possible permeation material, the ground water reduction drainage canal and the water treatment irrigation canal which become

摘要

(57) Abstract (Modified) Topic Waterway, urban district fireproof measure waterway and small river for agricultureThe river, you use in the waterway of the park and housing land development etc, maintenance permitting/insertingThe ground water reduction drainage canal which it can make divination, can lighten also maintenance expenseAnd the water treatment irrigation canal is offered. Solutions Both side walls 1 and one body the concrete guttation which is formedTo make the waterway floor system thickness which compensates the complete penetration opening of the path, hereWhile making removal and exchange easy, the justification permeation material is inserted, furthermore this shiftIn order to be able to install and remove with the fixed permeation material, the ground water reduction where it covers and constructs and becomesMeans and both side walls 1 of the waterway and one body for concrete normal which is formedThe waterway floor system section the single stage low it is deep in halfway important point of waterway B1 field waterwayIt constructs inserts water treatment material 10 here as, furthermore thisIn order to be able to install and remove with the fixed permeation material, the water treatment where it covers and constructs and becomesIrrigation canal.