Taking the revetment construction of a school building as an example, a contrast is made with three kinds of design plasns and their economic value for rubble wall,concrete wall and jet-anchor support.

• 以深圳市一教学楼的护坡为例 ,对毛石挡墙、砼挡墙和喷锚支护 3种护坡设计施工方案及其经济性进行了对比 ;