Research Article

Study on the Freeze-Thaw Problems in the Winter Construction of the Lianghekou Earth-Core Rockfill Dam and the Countermeasures for Prevention

Figure 12

Variation of air temperature and ground surface temperature of the loose gravelly soil with covering the thermal insulation materials with time. (a) December 9, 2018. (b) December 14, 2018.
(a)
(b)