How wide is the land of Liangzi 1.5m?

For the foundation with a height of 1.5m, the width of the house pavement and the width of the house slope protection layer are about 180 ~ 200m, so the general slope protection width is 180cm ~ 280cm. For the foundation with a height of 1.5m, the floor width of house paving and the floor width of house slope protection are 188. Therefore, the general slope protection width is 180 cm to the left side of 280 cm. How wide should the slope protection be for a foundation with a height of 1.5 m? The width of the pavement and slope protection layer of a house is about 180 to 200 m, so the general slope protection width is about 180 cm to 280 cm.