Research Article
Structural Analysis of Backfill Highway Subgrade on the Lower Bearing Capacity Foundation Using the Finite Element Method
Figure 4
Effects of road slopes on PEEQ. (a) Slope = 1 : 1. (b) Slope = 1 : 1.25. (c) Slope = 1 : 1.5. (d) Slope = 1 : 1.75. (e) Slope = 1 : 2.