Influence of Organic Matter Content on Engineering Properties of Clays

Table 5

Shear properties of samples.

No.	(%)	Shear strength (kPa)				c (kPa)	φ (°)
		= 50 kPa	= 100 kPa	= 150 kPa	= 200 kPa
1	0	40.0	72.9	105.7	138.6	7.2	33.3
2	2.5	39.0	70.4	101.8	133.1	7.7	32.1
3	5.0	37.4	66.0	94.7	123.3	8.8	29.8
4	7.5	36.9	64.4	91.9	119.4	9.4	28.8
5	10.0	36.3	63.3	90.2	117.1	9.4	28.3
6	12.5	35.8	61.7	87.7	113.6	9.9	27.4
7	16.7	35.9	60.4	84.9	109.4	11.4	26.1
8	25.0	32.3	52.9	73.5	94.1	11.7	24.4
9	33.3	31.2	48.9	66.6	84.3	13.5	21.5
10	37.5	30.7	46.5	62.4	78.2	14.8	17.6
11	41.6	30.8	46.5	62.2	77.8	15.1	17.4
12	50.0	30.5	45.5	60.4	75.3	15.6	16.6