// 간이스프링클러설비의 화재안전기준(nfsc 103a) 4조 (수원) 4항 6호

Check(NFSC503A_4_2_6){
	KS
}
KS{
	Valve myValve{
	isObjectProperty(Valve.isDeliveryValveForCleaning) = TRUE
	}
	Pipe myPipe{
	isObjectProperty(Pipe.usage) = "WaterDrainPipe"
	}
	isInstalled(Tank.BottomSurface, myValve) = TRUE
	OR isInstalled(Tank.BottomSurface, myPipe) = TRUE
}