Compared to the south side, the piezometric head have slower change, drained strength is smaller, and water-holding capacity is bigger in the soil of the north side as the compacted soil.
土壤层间界面对土壤水分湿润锋的传播产生一定的阻碍作用;由于土槽中分层土壤的水平分布不同,相对于南侧,北侧由于土壤较密实,测压管水头变化慢、入渗慢,持水能力较大,排水强度也较小。