Evolution Characteristics of the Cracks in the Completely Disintegrated Carbonaceous Mudstone Subjected to Cyclic Wetting and Drying

Table 2

Crack parameters of the completely disintegrated carbonaceous mudstone.

Cycle number	lmax (mm)	dmax (mm)	A (mm^2)	N	ρs (m^−1)	δf (%)
1	24.67	0.99	25.48	48	0.17	0.85
2	25.33	1.04	31.56	53	0.17	1.05
3	33.48	1.61	55.82	58	0.27	1.86
4	36.02	1.65	71.70	61	0.36	2.39
5	38.82	1.94	93.75	74	0.39	3.13
6	38.95	2.05	128.30	100	0.45	4.28
7	39.09	2.14	136.60	104	0.45	4.55
8	40.87	2.30	139.78	86	0.46	4.66