Refer to Figure 7.3a. Given: H = 3.5 m, q = 20 kN/m2, γ=18.2 kN/m3 c ′ = 0, and φ′ = 358...

Refer to Figure 7.3a. Given: H = 3.5 m, q = 20 kN/m², γ=18.2 kN/m³ c ′ = 0, and φ′ = 358. Determine the at-rest lateral earth force per meter length of the wall. Also, find the location of the resultant. Use Eq. (7.4) and OCR = 1.5.

Figure 7.3

7.4