Table 1: Model testing.

Model Parameter
(b, mm) (d/b) (h/b) RD %
Test 1 40 0 0 30
Test 2 40 0 0 60
Test 3 40 0 0 90
Test 4 40 0.5 0 30
Test 5 40 0.5 1
Test 6 40 0.5 2
Test 7 40 0.5 0
Test 8 40 1 0
Test 9 40 2 0.5
Test 10 40 0.5 0 60
Test 11 40 0.5 1
Test 12 40 0.5 2
Test 13 40 0.5 0 90
Test 14 40 0.5 1
Test 15 40 0.5 2
Test 16 40 2 0 30
Test 17 40 2 0 60
Test 18 40 2 0 90

where:
b = width of footing, mm
h = distance between wall and edge of footing, mm
d = depth of wall, mm
RD = relative density of sand, %