At the long and deep-cut road-chasm section of a highway, the storage and seepage of groundwater may influence the function of roadbed and road surface structure deeply.

Initial analysis on the measurement and locating methods of the toe line and top line in the excavation section

This paper expounds the characteristics,applicability and technological principle of excavation constructions of deep cutting in stonework section,introduces the construction technology process,and probes into some relevant matters in excavation of deep cutting.

Analysis is made on the causes of road ramp collapses during the construction of cutting trench.

This paper introduces the roadbed construction techniques used in Chaimu Railway in permafrost regions, which include the construction techniques for the filled roadbed, the excavated roadbed and the lithic frozen soil cut slope.