Influencing Factors of Interfacial Behavior between Geogrid and Coal Gangue

Table 1

Technical indicators of the geogrid.

Center spacing of the transverse rib (AL) (mm)	Ultimate tensile strength (Fu) (kN/m)	2% strain strength (F2%) (kN/m)	5% strain strength (F5%) (kN/m)	Peak strain (εP) (%)
263.8	97.3	27.2	52.8	11.6
Thickness of the transverse rib (tB) (mm)	Width of the transverse rib (BWT) (mm)	Thickness of the longitudinal rib (tF) (mm)	Width of the longitudinal rib (FWL) (mm)	Grid spacing between the longitudinal ribs (AT) (mm)
3.93	18.42	1.23	5.28	16.80