Shear Behaviors of the Intersurface between Rice Straw Rope and Dredger Fill Silt: Experimental and Mechanism Studies

Table 3

Interface shear strength indexes under different immersion times.

Immersion time (d)	Interfacial cohesion c (kPa)	Interfacial friction angle φ/(°)
5	2.465	5.932
10	1.00	6.673
20	0.25	7.165
40	0.84	4.506
60	1.465	4.58