Sida loo isticmaalo baabuurka korantada ee meelaha aan sinnayn: kormeerka hore ee hawlgalka (taayirada, hydraulics, shaabadadaha, biriiga), edbinta wadista (3-5 km/h, fargeeto 5-10cm, aan leexleexan lahayn), xakamaynta rarka (10% margin, dhexe), iyo daryeelka qaliinka kadib. CBDE wadada ka baxsan waa diyaar. Kor u qaadaya.