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Advances in Civil Engineering
/
2020
/
Article
/
Tab 2
/
Research Article
“Covering Effects” under Diurnal Temperature Variations in Arid and Semiarid Areas
Table 2
The coefficients of uniformity (C
u
) and curvature (C
c
) for the tested soils.
Soil type
d
60
(mm)
d
30
(mm)
d
10
(mm)
C
u
C
c
Loess
0.59
0.09
0.012
49.17
1.14
Sands
0.17
0.12
0.082
2.07
1.03