A 10-ft x 10-ft square footing is constructed on the ground surface carrying a 700-kip load. The soil has a unit weight, ϒ, of 100-pcf and the soil cohesion, Cu, is 2,000-psf. Your boss wants you to find the ULTIMATE bearing capacity of this soil with this footing. Input the correct values for the variables into the equation: Group of answer choices Qult = 1.2 (1.0-ksf) (5.14) + (0.1ksf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) Qult = 1.2 (2.0-ksf) (5.14) + (0.1k sf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) Qult = 1.2 (3.0-ksf) (5.14) + (0.1ksf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) None of the above

A 10-ft x 10-ft square footing is constructed on the ground surface carrying a 700-kip load. The soil has a unit weight, ϒ, of 100-pcf and the soil cohesion, Cu, is 2,000-psf. Your boss wants you to find the ULTIMATE bearing capacity of this soil with this footing. Input the correct values for the variables into the equation: Group of answer choices Qult = 1.2 (1.0-ksf) (5.14) + (0.1ksf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) Qult = 1.2 (2.0-ksf) (5.14) + (0.1k sf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) Qult = 1.2 (3.0-ksf) (5.14) + (0.1ksf) (0ft) (1) + 0.4 (0.1ksf) (10ft) (0) None of the above

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter5: Ultimate Bearing Capacity Of Shallow Foundations: Special Cases

Section: Chapter Questions

Problem 5.1P

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A proposed office building will include a 10 ft x10 ft square, 3 ft deep (the footing height is also 3 feet) spread footing. The normally consolidated clay has the following engineering properties: Ydry = 115.0 pcf $'=24° c'= 90.0 psf Cc/(1+eo) = 0.15 The soil stratum extends to a great depth, and the ground water table is 50 ft below the ground surface. What is the maximum bending moment from the earthquake that this foundation can support? Consider bending moment only about one axis.
4. a) For the footing shown in figure 2, determine the length of the footing (given B 2.0m) for tolerable maximum ultimate settlement due to consolidation of the clay layer is 10 cm. b) Calculate the immediate settlement 3.0m 10.0m 120t 2.0m Sand y 1.60/m¹ U-035 E-30 MPa clay Your 1.950/m¹ u-0.4 E-20 MPa Cc-0.32 e-1.1 Figure 2
Estimate the combined settlement of the square footing shown below due to compression of the sand (8) and consolidation settlement (Sc) of the clay. Assume that the load Q already includes the weight of the footing and the weight of the soil above the footing. Assume t = 50 years. Q = 250 kips (Square Footing) Sand #1 = SW 2 ft y = 120 pcf $ = 25° C' = 0 psf N60 = 6 6 ft 4 ft -> Clay = CH %3D Ysat = 100 pcf Su = 1300 psf e, = 0.9 oc = 1300 psf Cr = 0.05 Cc = 0.55
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Problem (2.8):The load-settlement data obtained from load test of a square plate of size (1ft) are as shown below. If a square footing of size (7t) settles (0.75 inch), what is the allowable soil pressure of the footing? Consider sandy soil. Load (Tsf) Settlement (inch) 10 0.4 14 0.6 16 0.8 19 1.0 0.1 0.2 0.3
A proposed office building will include a 10 ft x10 ft square, 3 ft deep (the footing height is also 3 feet) spread footing. The normally consolidated clay has the following engineering properties: Ydry = 115.0 pcf $'=24° c'=90.0 psf Cc/(1+eo) = 0.15 The soil stratum extends to a great depth, and the ground water table is 50 ft below the ground surface. Using the classical piece-wise log-linear method, estimate the total settlement of this footing considering only the allowable bearing pressures using ASD approach. The unit weight of concrete is 150 pcf. State any assumptions made.
A strip footing carries a load 14506 lbs per foot of length. The footing has a width of 2.3 ft. Determine the increase in vertical stress directly below the center of the footing at a depth of 0.8 ft. Provide your answer in psf, to 2 decimal place. Do not include units in your response.
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