{"code":"Slope2","s3_a":"30.0","s2_a":"16.0","s1_a":"8"}
{"code":"Flood","s3_a":"1.5","s2_a":"1.2","s1_a":"1"}
{"code":"Drainage","s3_a":"3.0","s2_a":"2.0","s1_a":"1"}
{"code":"Slope","s3_a":"4.0","s2_a":"3.0","s1_a":"2"}