The swellingsoil in Hefei zone was formed at the Q3 epipleistocene of the 4th subage or before. It belongs to the type of Huaihe alluviation and diluvion.
合肥地区膨胀土形成于第四纪上更新世Q_3及其以前,属江淮冲积、洪积成因类型。
3
Correctly determining the compaction degree of swellingsoil and lime soil road Banks and improving filling methods are important steps of road bank construction.