Preventive measures are presented aiming at strengthening the subgrade and pavement drainage and the trench treatment.
从加强路基和路面排水及路槽处理等方面着手，提出防治的对策。
2
Combined with the construction practice, the paper introduced the construction method and quality control of cement mixing pile strengthening soft soil subgrade.
For the construction readiness, technology and main points, the paper introduced the application of chemical churning pile to strengthening earth subgrade.