U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations
| REPORT |
| This report is an archived publication and may contain dated technical, contact, and link information |
|
 |
| Publication Number: FHWA-HRT-13-066 Date: August 2013 |
Publication Number: FHWA-HRT-13-066 Date: August 2013 |
Average Load (lb/jack) |
Applied Pressure |
Vertical Settlement |
Vertical strain |
|---|---|---|---|
0.00 |
0.00 |
0.00 |
0.00 |
6,000.29 |
2,666.80 |
0.33 |
0.43 |
7,691.24 |
3,418.33 |
0.43 |
0.56 |
10,891.56 |
4,840.69 |
0.58 |
0.76 |
13,882.17 |
6,169.85 |
0.82 |
1.08 |
16,743.42 |
7,441.52 |
1.02 |
1.34 |
18,617.17 |
8,274.30 |
1.19 |
1.56 |
20,737.31 |
9,216.58 |
1.35 |
1.78 |
23,679.35 |
10,524.15 |
1.56 |
2.05 |
26,749.52 |
11,888.68 |
1.85 |
2.43 |
29,760.19 |
13,226.75 |
2.12 |
2.79 |
32,796.45 |
14,576.20 |
2.60 |
3.43 |
36,725.03 |
16,322.23 |
2.99 |
3.93 |
38,843.79 |
17,263.90 |
3.24 |
4.26 |
41,800.05 |
18,577.80 |
3.57 |
4.70 |
45,218.53 |
20,097.12 |
3.82 |
5.02 |
49,169.75 |
21,853.22 |
4.20 |
5.52 |
52,488.78 |
23,328.34 |
6.04 |
7.95 |
Average Load (lb/jack) |
Applied Pressure |
Vertical Settlement |
Vertical strain |
|---|---|---|---|
0.00 |
0.00 |
0.00 |
0.00 |
5,787.51 |
2,572.23 |
0.59 |
0.78 |
7,200.47 |
3,200.21 |
0.75 |
0.99 |
8,940.54 |
3,973.57 |
0.92 |
1.21 |
10,952.92 |
4,867.97 |
1.17 |
1.53 |
12,974.76 |
5,766.56 |
1.40 |
1.83 |
15,051.84 |
6,689.71 |
1.64 |
2.15 |
17,077.36 |
7,589.94 |
1.88 |
2.46 |
19,204.93 |
8,535.52 |
2.17 |
2.84 |
21,211.57 |
9,427.36 |
2.50 |
3.28 |
25,264.01 |
11,228.45 |
3.19 |
4.18 |
27,203.24 |
12,090.33 |
3.50 |
4.59 |
29,368.95 |
13,052.87 |
3.73 |
4.89 |
31,354.88 |
13,935.50 |
4.01 |
5.26 |
34,309.37 |
15,248.61 |
4.47 |
5.86 |
37,455.51 |
16,646.89 |
4.76 |
6.24 |
40,418.89 |
17,963.95 |
4.83 |
6.34 |
43,298.49 |
19,243.77 |
4.90 |
6.43 |
51,134.47 |
22,726.43 |
5.37 |
7.04 |
Average Load (lb/jack) |
Applied Pressure (psf) |
Vertical Settlement (inch) | Vertical strain (percent) |
|---|---|---|---|
0.00 |
0.00 |
0.00 |
0.00 |
1,649.95 |
733.31 |
0.24 |
0.31 |
4,305.23 |
1,913.44 |
0.52 |
0.68 |
6,976.55 |
3,100.69 |
0.78 |
1.03 |
9,692.94 |
4,307.98 |
1.03 |
1.35 |
12,450.76 |
5,533.67 |
1.29 |
1.70 |
14,973.40 |
6,654.85 |
1.54 |
2.02 |
17,582.22 |
7,814.32 |
1.83 |
2.41 |
20,165.77 |
8,962.56 |
2.12 |
2.78 |
23,249.20 |
10,332.98 |
2.42 |
3.19 |
26,217.45 |
11,652.20 |
2.77 |
3.64 |
29,407.36 |
13,069.94 |
3.08 |
4.05 |
32,442.93 |
14,419.08 |
3.37 |
4.43 |
35,518.85 |
15,786.16 |
3.70 |
4.87 |
38,565.19 |
17,140.08 |
4.04 |
5.32 |
41,538.90 |
18,461.73 |
4.42 |
5.82 |
Average Load (lb/jack) |
Applied Pressure |
Vertical Settlement |
Vertical strain |
|---|---|---|---|
0.00 |
0.00 |
0.00 |
0.00 |
2,724.22 |
1,210.76 |
0.16 |
0.22 |
5,017.17 |
2,229.85 |
0.38 |
0.51 |
7,568.27 |
3,363.68 |
0.59 |
0.77 |
9,949.51 |
4,422.01 |
0.82 |
1.08 |
12,971.35 |
5,765.05 |
1.11 |
1.46 |
15,926.47 |
7,078.43 |
1.40 |
1.84 |
19,025.69 |
8,455.86 |
1.70 |
2.24 |
21,821.66 |
9,698.52 |
1.98 |
2.61 |
24,883.53 |
11,059.35 |
2.26 |
2.97 |
27,993.61 |
12,441.61 |
2.58 |
3.40 |
30,894.62 |
13,730.94 |
2.94 |
3.87 |
34,053.34 |
15,134.82 |
3.30 |
4.34 |
36,906.96 |
16,403.09 |
3.54 |
4.66 |
39,975.59 |
17,766.93 |
3.91 |
5.15 |
42,919.44 |
19,075.31 |
4.25 |
5.60 |
45,841.51 |
20,374.00 |
4.52 |
5.95 |
47,205.64 |
20,980.28 |
4.70 |
6.18 |
50,450.81 |
22,422.58 |
4.95 |
6.52 |
55,229.31 |
24,546.36 |
5.36 |
7.06 |
60,188.19 |
26,750.31 |
5.81 |
7.64 |
Average Load (lb/jack) |
Applied Pressure |
Vertical Settlement |
Vertical strain |
|---|---|---|---|
0.00 |
0.00 |
0.00 |
0.00 |
622.79 |
276.79 |
0.37 |
0.48 |
2,739.19 |
1,217.42 |
0.68 |
0.89 |
4,857.51 |
2,158.89 |
0.96 |
1.26 |
7,021.37 |
3,120.61 |
1.20 |
1.57 |
9,060.95 |
4,027.09 |
1.43 |
1.88 |
11,088.41 |
4,928.18 |
1.68 |
2.21 |
14,307.26 |
6,358.78 |
2.02 |
2.66 |
17,440.25 |
7,751.22 |
2.41 |
3.17 |
20,525.62 |
9,122.50 |
2.83 |
3.73 |
23,676.51 |
10,522.90 |
3.26 |
4.29 |
26,657.83 |
11,847.92 |
3.84 |
5.05 |
29,865.77 |
13,273.68 |
4.24 |
5.58 |
32,794.82 |
14,575.47 |
4.64 |
6.10 |
35,897.19 |
15,954.31 |
5.05 |
6.64 |
43,500.00 |
19,333.33 |
5.92 |
7.79 |
48,500.00 |
21,555.56 |
7.92 |
10.42 |
Applied Pressure (psf) |
Vertical Settlement (inch) |
Vertical strain (percent) |
|---|---|---|
0.00 |
0.00 |
0.00 |
369.70 |
0.08 |
0.10 |
556.35 |
0.08 |
0.11 |
978.69 |
0.16 |
0.21 |
1,842.65 |
0.33 |
0.43 |
2,804.93 |
0.55 |
0.72 |
3,696.98 |
0.75 |
0.99 |
4,646.86 |
0.99 |
1.30 |
5,578.45 |
1.22 |
1.59 |
6,465.19 |
1.45 |
1.90 |
7,448.68 |
1.70 |
2.22 |
8,340.86 |
1.96 |
2.57 |
9,232.90 |
2.24 |
2.94 |
10,164.52 |
2.51 |
3.29 |
11,057.92 |
2.80 |
3.67 |
11,952.08 |
3.08 |
4.04 |
12,761.14 |
3.28 |
4.31 |
13,472.62 |
3.86 |
5.07 |
14,465.32 |
4.76 |
6.24 |
15,231.20 |
4.99 |
6.54 |
16,000.57 |
5.31 |
6.96 |
16,994.27 |
5.55 |
7.27 |
17,862.85 |
6.13 |
8.04 |
18,781.38 |
7.36 |
9.66 |
20,486.98 |
8.31 |
10.90 |
Applied Pressure (psf) |
Vertical Settlement (inch) |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
829.67 |
0.03 |
0.03 |
1,760.89 |
0.09 |
0.12 |
2,604.89 |
0.17 |
0.22 |
3,559.11 |
0.25 |
0.33 |
4,509.78 |
0.35 |
0.46 |
5,438.67 |
0.46 |
0.60 |
6,372.00 |
0.57 |
0.75 |
8,220.00 |
0.83 |
1.09 |
10,084.00 |
1.13 |
1.48 |
11,006.67 |
1.29 |
1.70 |
13,812.44 |
1.92 |
2.53 |
16,591.11 |
2.64 |
3.48 |
19,472.89 |
4.22 |
5.55 |
22,352.00 |
6.47 |
8.51 |
25,278.67 |
8.71 |
11.46 |
Applied Pressure (psf) |
Vertical Settlement (inch) |
Vertical strain (percent) |
|---|---|---|
0.00 |
0.00 |
0.00 |
883.61 |
0.03 |
0.04 |
2,692.89 |
0.25 |
0.33 |
3,590.22 |
0.41 |
0.54 |
5,333.33 |
1.01 |
1.33 |
6,311.11 |
1.22 |
1.60 |
8,088.89 |
1.98 |
2.60 |
9,866.67 |
2.67 |
3.50 |
10,755.56 |
3.13 |
4.10 |
13,333.33 |
4.42 |
5.80 |
14,666.67 |
5.41 |
7.10 |
16,156.89 |
7.52 |
9.87 |
17,503.56 |
10.52 |
13.80 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
1,496.46 |
0.04 |
0.06 |
2,157.57 |
0.08 |
0.10 |
3,211.69 |
0.27 |
0.36 |
4,128.22 |
0.47 |
0.62 |
5,072.21 |
0.70 |
0.92 |
6,015.01 |
0.94 |
1.23 |
6,930.25 |
1.16 |
1.53 |
8,837.16 |
1.71 |
2.25 |
10,703.07 |
2.34 |
3.08 |
14,250.89 |
3.34 |
4.40 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0 |
0 |
0 |
1,152 |
0.046214 |
0.060808 |
2,736 |
0.09353 |
0.123066 |
4,176 |
0.126134 |
0.165966 |
4,608 |
0.1733 |
0.228046 |
5,472 |
0.289825 |
0.381349 |
6,480 |
0.455363 |
0.599162 |
8,352 |
0.892178 |
1.173918 |
10,080 |
1.466227 |
1.929246 |
11,088 |
1.761062 |
2.317187 |
13,968 |
2.954815 |
3.887914 |
16,704 |
4.390352 |
5.776779 |
19,584 |
5.947989 |
7.826301 |
22,464 |
8.176841 |
10.759 |
25,344 |
9.917697 |
13.0496 |
10,944 |
9.843107 |
12.95146 |
0 |
8.705762 |
11.45495 |
0 |
8.700209 |
11.44764 |
2,448 |
0.512515 |
12.12201 |
3,744 |
0.663577 |
12.32077 |
5,616 |
0.822237 |
12.52953 |
8,496 |
1.007906 |
12.77384 |
11,232 |
1.19151 |
13.01542 |
16,992 |
1.785724 |
13.79728 |
22,464 |
3.312276 |
15.8059 |
25,920 |
4.924452 |
17.92719 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
889.74 |
0.06 |
0.08 |
1,764.73 |
0.20 |
0.27 |
2,522.17 |
0.26 |
0.34 |
3,718.49 |
0.38 |
0.50 |
4,546.27 |
0.48 |
0.64 |
5,357.84 |
0.65 |
0.85 |
6,255.09 |
0.73 |
0.96 |
8,011.64 |
0.93 |
1.22 |
9,850.08 |
1.82 |
2.39 |
13,449.91 |
2.27 |
2.99 |
18,706.79 |
3.16 |
4.15 |
21,447.16 |
3.68 |
4.84 |
24,041.44 |
4.24 |
5.58 |
26,687.14 |
4.76 |
6.27 |
29,321.85 |
5.34 |
7.02 |
30,643.85 |
5.79 |
7.62 |
31,937.57 |
6.25 |
8.22 |
33,305.27 |
6.83 |
8.99 |
35,809.33 |
7.66 |
10.08 |
38,714.79 |
8.76 |
11.52 |
41,250.78 |
10.75 |
14.15 |
43,827.56 |
11.95 |
15.73 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0 |
0 |
0 |
906.5827 |
0.14 |
0.19 |
1,843.848 |
0.31 |
0.40 |
2,727.728 |
0.48 |
0.63 |
3,579.004 |
0.65 |
0.86 |
4,443.513 |
0.90 |
1.19 |
5,359.769 |
1.08 |
1.42 |
6,237.56 |
1.29 |
1.70 |
7,992.877 |
1.75 |
2.30 |
9,808.05 |
2.29 |
3.01 |
10,739.62 |
2.59 |
3.41 |
13,366.63 |
3.65 |
4.80 |
15,953.95 |
4.89 |
6.44 |
18,656.81 |
6.54 |
8.61 |
21,257.23 |
7.80 |
10.27 |
24,085.41 |
9.54 |
12.55 |
26,573.67 |
12.46 |
16.39 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
901.25 |
0.19 |
0.24 |
1,784.19 |
0.39 |
0.51 |
2,673.33 |
0.60 |
0.78 |
3,610.08 |
0.81 |
1.07 |
4,460.27 |
1.00 |
1.32 |
5,317.64 |
1.20 |
1.58 |
6,194.72 |
1.42 |
1.87 |
7,942.55 |
1.87 |
2.46 |
9,762.13 |
2.38 |
3.13 |
10,636.89 |
2.66 |
3.50 |
13,345.60 |
3.62 |
4.76 |
16,003.43 |
4.70 |
6.18 |
18,547.61 |
5.90 |
7.76 |
21,274.89 |
7.35 |
9.67 |
23,999.31 |
8.62 |
11.34 |
26,608.37 |
10.10 |
13.29 |
29,178.74 |
13.51 |
17.77 |
|
Applied Pressure |
Vertical Settlement |
Vertical strain |
0.00 |
0.00 |
0.00 |
434.85 |
0.06 |
0.08 |
573.32 |
0.07 |
0.09 |
746.42 |
0.09 |
0.12 |
1,225.31 |
0.14 |
0.19 |
1,898.80 |
0.24 |
0.31 |
2,541.19 |
0.32 |
0.42 |
3,146.98 |
0.41 |
0.54 |
3,725.78 |
0.50 |
0.65 |
4,334.89 |
0.63 |
0.84 |
5,585.85 |
0.85 |
1.12 |
6,790.22 |
1.08 |
1.43 |
7,433.04 |
1.24 |
1.63 |
9,292.90 |
1.74 |
2.29 |
11,195.61 |
2.46 |
3.24 |
13,072.80 |
3.36 |
4.43 |
14,953.66 |
5.17 |
6.80 |
16,806.30 |
6.49 |
8.53 |
18,680.80 |
8.05 |
10.59 |
20,537.79 |
9.95 |
13.09 |
22,360.24 |
11.83 |
15.56 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
375.25 |
0.09 |
0.12 |
1,115.40 |
0.28 |
0.37 |
1,443.58 |
0.35 |
0.46 |
1,641.11 |
0.39 |
0.51 |
2,060.36 |
0.50 |
0.66 |
2,478.58 |
0.64 |
0.84 |
2,915.38 |
0.77 |
1.02 |
3,691.10 |
1.07 |
1.40 |
4,536.46 |
1.46 |
1.92 |
4,958.59 |
1.68 |
2.22 |
6,186.24 |
2.53 |
3.33 |
7,432.09 |
3.86 |
5.08 |
8,625.99 |
6.32 |
8.32 |
8,838.17 |
9.05 |
11.91 |
10,339.14 |
10.85 |
14.28 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
1,321.94 |
0.08 |
0.10 |
1,712.69 |
0.21 |
0.27 |
2,676.26 |
0.35 |
0.46 |
3,506.48 |
0.50 |
0.66 |
4,368.60 |
0.67 |
0.89 |
5,242.11 |
0.87 |
1.15 |
6,148.03 |
1.08 |
1.43 |
7,785.80 |
1.56 |
2.05 |
9,525.78 |
2.15 |
2.83 |
10,468.16 |
2.54 |
3.34 |
13,028.22 |
3.65 |
4.81 |
15,745.28 |
5.04 |
6.63 |
18,444.67 |
7.03 |
9.25 |
21,111.16 |
8.68 |
11.43 |
23,276.92 |
9.72 |
12.79 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
995.38 |
0.11 |
0.14 |
2,018.60 |
0.20 |
0.26 |
3,079.10 |
0.29 |
0.39 |
4,185.50 |
0.39 |
0.52 |
5,360.08 |
0.51 |
0.67 |
6,463.52 |
0.63 |
0.82 |
7,552.20 |
0.75 |
0.98 |
9,702.94 |
1.02 |
1.34 |
11,883.24 |
1.32 |
1.74 |
12,969.50 |
1.54 |
2.03 |
16,219.10 |
2.27 |
2.99 |
19,473.98 |
4.39 |
5.77 |
22,908.22 |
7.05 |
9.28 |
26,174.57 |
9.09 |
11.96 |
29,062.81 |
10.16 |
13.37 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0 |
0 |
0 |
762.3172 |
0.098888 |
0.125573 |
1,333.227 |
0.162839 |
0.20678 |
1,879.568 |
0.26315 |
0.334158 |
2,320.298 |
0.38099 |
0.483797 |
3,020.67 |
0.511435 |
0.649442 |
3,600.98 |
0.668502 |
0.848892 |
3,931.689 |
0.836782 |
1.06258 |
5,394.454 |
1.27596 |
1.620266 |
6,626.904 |
1.847268 |
2.345737 |
7,227.084 |
2.249614 |
2.856652 |
9,002.369 |
4.368862 |
5.547761 |
10,789.2 |
6.084915 |
7.726876 |
12,984.6 |
9.703566 |
12.32199 |
Applied Pressure (psf) |
Vertical Settlement |
Vertical strain |
|---|---|---|
0.00 |
0.00 |
0.00 |
580.06 |
0.16 |
0.21 |
1,191.94 |
0.25 |
0.32 |
1,829.39 |
0.35 |
0.46 |
2,466.98 |
0.45 |
0.59 |
3,001.13 |
0.54 |
0.71 |
3,611.30 |
0.64 |
0.84 |
4,225.24 |
0.74 |
0.98 |
5,402.42 |
0.94 |
1.24 |
6,620.61 |
1.15 |
1.51 |
7,233.56 |
1.28 |
1.68 |
9,042.58 |
1.65 |
2.18 |
10,965.38 |
2.07 |
2.72 |
12,738.15 |
2.53 |
3.33 |
14,571.33 |
3.08 |
4.05 |
16,460.84 |
3.68 |
4.84 |
18,314.54 |
4.45 |
5.85 |
20,140.13 |
5.51 |
7.25 |
22,071.79 |
7.13 |
9.39 |
23,603.11 |
9.65 |
12.69 |
