Updating Bearing Capacity – SPT Graphs - Maryland State Highway ...

A.1. x 1 and x 2 factors as a function of N 60 and ϕ for a wall footingN 60 ϕ x 1 = N q N γ x 2 = 0.5N γ2 27.60 14.11 15.82 7.914 28.20 15.06 17.24 8.626 28.80 16.09 18.82 9.418 29.40 17.22 20.56 10.2810 30.00 18.40 22.40 11.2012 30.60 19.74 24.55 12.2814 31.20 21.14 26.84 13.4216 31.80 22.67 29.37 14.6918 32.40 24.34 32.21 16.1020 33.00 26.09 35.19 17.5922 33.60 28.10 38.71 19.3624 34.20 30.21 42.45 21.2326 34.80 32.53 46.64 23.3228 35.40 35.08 51.34 25.6730 36.00 37.75 56.31 28.1532 36.60 40.85 62.24 31.1234 37.20 44.12 68.56 34.2836 37.80 47.73 75.66 37.8338 38.40 51.74 83.72 41.8640 39.00 55.96 92.25 46.1242 39.60 60.90 102.55 51.2744 40.20 66.14 113.57 56.7946 40.80 71.96 126.06 63.0348 41.40 78.49 140.35 70.1850 42.00 85.38 155.55 77.77A-2