//건축물의 피난ㆍ방화구조 등의 기준에 관한 규칙 25조 (지하층의 구조) 1항 1호

check(REFB_25_1_1){

	IF !(CS) THEN KS

}



KS{

	Floor myFloor1{

		hasSpace(Floor,Room) = TRUE

		getTotalArea(Room) >= 50 m2

	}



	Floor myFloor2{

		isObjectProperty(Floor.isEscape) = TRUE

	}



	Door myDoor{

		isObjectProperty(Door.functionType) = "Emergency"

		(isDirectlyAccessible(Door, myFloor2) = TRUE

		OR isDirectlyAccessible(Door, Ground) = TRUE)

	}

	

	hasSpace(myFloor1, myDoor)

	OR (hasSpace(myFloor1, VentilatorPipe) = TRUE

	(isDirectlyAccessible(VentilatorPipe, myFloor2) = TRUE

	OR isDirectlyAccessible(VentilatorPipe, Ground) = TRUE))

}



CS{

	Floor myFloor1{

		hasSpace(Floor,Room) = TRUE

		getTotalArea(Room) >= 50 m2

	}



	Stair myStair{

		isObjectProperty(Stair.isDirect) = TRUE

		hasSpace(myFloor1, Stair) = TRUE

	}



	getObjectCount(myStair) >= 2

}