This paper expounds the geneses and harms of the salty soil, introduces some main methods for the construction of the railway roadbed on salty soil in the emergence project on Xige No.

• 阐述了盐渍土的成因与危害,介绍了在西格二线应急工程盐渍土路基施工的主要方法,提出了在施工中应注意的事项。