Numerical Study on the Evolution of Agglomerate Breakage and Microstructure of Angular Gravel in Cyclic Soil-Structure Interface Test

Table 1

Summary of numerical DEM simulations.

Simulation code	Normal stress (kPa)	Composite pattern	Number of spheres	Number of original agglomerates	Breakable
SY_2_15	200	15%A 85%B	53656	4257	Yes
SY_4_15	400	15%A 85%B	53656	4257	Yes
SY_7_15	700	15%A 85%B	53656	4257	Yes
SY_2_0	200	0%A 100%B	42662	3551	Yes
SY_2_37.5	200	37.5%A 62.5%B	71298	5408	Yes
SY_2_60	200	60%A 40%B	88566	6529	Yes
SN_2_15	200	15%A 85%B	53656	4257	No
SN_4_15	400	15%A 85%B	53656	4257	No
SN_7_15	700	15%A 85%B	53656	4257	No