Engineering and Design - Bearing Capacity of Soils by Department of the Army U.S. Army Corps of Engineers

By Department of the Army U.S. Army Corps of Engineers Washington, DC 20314-1000

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FS in Table 1-2 are typical for CBEAR. Program UTEXAS2 calculates factors of safety, but these FS have not been validated with field experience. UTEXAS2 is recommended as a supplement to the Terzaghi, Meyerhof, Hansen, and Vesic models until FS determined by UTEXAS2 have been validated. g. Multilayer Soils. Foundations are often supported by multilayer soils. Multiple soil layers influence the depth of the failure surface and the calculated bearing capacity. Solutions of bearing capacity for a footing in a strong layer that is overlying a weak clay layer, Figure 4-1, are given below.

Rectangular Footing With Inclined Load. 0). 0. 130 kip/ft3 (130 pcf), and depth to groundwater is DGWT = 3 ft. The saturated unit weight is assumed the same as the wet unit weight. The applied vertical load on the foundation is Q = 10 kips and the horizontal load T = +2 kips to the right. 4-22 EM 1110-1-1905 30 Oct 92 Figure 4-5. Figure 4-6. Example wall footing bearing capacity analysis Example undrained shear strength distribution with depth 4-23 EM 1110-1-1905 30 Oct 92 (1) Effective Stress Adjustment.

The Hansen and Vesic solutions will be similar. (3) Allowable Bearing Capacity. 0. 4 ksf from CBEAR. 2 for a circular failure surface of radius 3 ft with its center at the left edge of the footing. (4) Recommendation. 7 while the proposed design pressure qd is 4 ksf. 4 ksf ≤ qa. b. Rectangular Footing With Inclined Load. 0). 0. 130 kip/ft3 (130 pcf), and depth to groundwater is DGWT = 3 ft. The saturated unit weight is assumed the same as the wet unit weight. The applied vertical load on the foundation is Q = 10 kips and the horizontal load T = +2 kips to the right.

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