Simplified Method for Calculating the Active Earth Pressure on Retaining Walls of Narrow Backfill Width Based on DEM Analysis

Table 2

Variation of the location of the resultant (h/H) of active earth pressures with various fill widths.

Methods	b					Average
	2.0 m	2.5 m	3.0 m	3.5 m	4.0 m
Coulomb theory	0.33	0.33	0.33	0.33	0.33	0.33
Experimental study [1]	0.43	0.42	0.43	0.41	0.41	0.42
Presented approach	0.391	0.380	0.392	0.371	0.372	0.381