Transmission And Substation Foundations - Technical Design Manual (TD06088E)
For this example the loading is as follows: Loads • Compression: 5,000 lbs • Tension: 2,000 lbs
• Shear Long Direction: 1,200 lbs • Shear Trans Direction: 1, 200 lbs • Moment About Long Axis: 10,000 ft-lbs • Moment About Trans Axis: 0 ft-lbs
DESIGN EXAMPLES
Figure 7-27
Soil Profile:
Soil Description
Depth ft.
SPT -N Blows/ft
Silty Sand Loose γ =90lb/ft3 ɸ =27°
0
4
Sand γ =120lb/ft3 Φ =30°
5
10
Note: Water Table = 0 FT
Figure 7-28
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