square fooling shown belov carry Use Terzaghi's bearing capacity formula and factor of safety = 3. Determine the foundation dimension B in the following case : load. a. If the water table is at foundation level
Q: Repeat Problem 4.8 using Prakash and Saran’s method.
A: Given; Eccentricity, e=0.15m Unit weight of soil γ=17kN/m3 Cohesion (c')=0 ϕ' (friction…
Q: square foundation is 1.5 m x 1.5 m in plan. The soil supporting th e foundation has a friction…
A: Given:- 1.5m x 1.5m f = 20° c = 15.2 kN/m The unit weight of soil= 17.8 kN/m FSI=4 depth of…
Q: Describe the relationship between the bearing capacity factors and the angle of internal friction.
A: When the soil fails in shear the angle between Normal stress and Resultant stress is called as angle…
Q: For a shallow foundation shown below: A. Estimate the ultimate bearing capacity when the water table…
A: Step 1: qu = C Nc + q Nq + 0.5 γ B Nγ qu =78 x 57.75 + 17x2x 41.44 + 0.5 x 17x 2x45.41 = 6886…
Q: (a) the location of the resultant; (b) the factor of safety against overturning; and (c) the factor…
A: Top width CD, B t =5m Coefficient of friction=0.6 For calculating base with of each sections, From…
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A: The centre to centre spacing for the foundation is at x = 2 m.
Q: A square foundation is 3m x 3m and is 1.5m below the ground surface. The soil supporting the…
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Q: A square foundation must withstand an allowable load of 1805 kN with reliability of 3. With the…
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Q: Calculate the factor of safety of a square footing with a moment in one axis. Use Terzaghi’s…
A: Terzaghi's Bearing Capacity Theory : According to Terzaghi's Bearing Capacity Theory, a foundation…
Q: a) Find the allowable load on the foundation by Terzaghi method, assuming a general shear failu with…
A: Answer Net allowable load = Qall Cohesion C =13 kpa Dry Unit weight of soil (γd) =17 Kn/m3…
Q: Calculate the stress at the end of the clay stratum σ, and the increment Δσ that the footing…
A: Given a clay stratum and a footing produces load of P=1200kN To Determine: The stress increment Δσ…
Q: Ib y= 110 ft3 P= 30° c=0 5 ftf
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Q: 3 0, Df = 2.5 m, and D1 1.5 m. The gross allowable load, Qall. with FS = 3 is 750 kN. Determine the…
A: Given data Water table position Unit weight Cohesion =0 Depth of footing Angle of internal…
Q: Question attached
A: Width of footing = B = 2m Depth of footing = Df = 1m Unit weight of soil = γs = 19.5 KNm3…
Q: A rectangular foundation 2 meters long and 4 meters wide is located on the surface of a sloping…
A: Hansen's method is used to find the ultimate bearing capacity of the soil. Hansen's method is…
Q: Q4: Use the rectangular loaded area to calculate the increase in vertical stresses at points (A) and…
A: Note: Hi! Thank you for the question As per the honour code, We’ll answer the first question since…
Q: The shallow foundation is shown in Figure 4.24 measures 1.5 m X 2.25 m and is subjected to a centric…
A: Given :
Q: Q2) Find the increasing stress (Ao) at point A, at depth 6 m below the corner of the footing of…
A: The stress increment at any depth z and radial distance r below the loaded area is calculated using…
Q: A square footing ( 3'×3') shown in figure. Determine the allowable resisting moment (M), if the dead…
A: given data dead load=350kip live load=450kip fos=3
Q: Q2) Find the increasing stress (Ao) at point A, at depth 6 m below the corner of the footing of…
A: Solution
Q: Question attached
A: Solution Given Data Column footing= 1.2 m*1.8 m
Q: Describe the Bearing capacity factors for the bearing capacity equation.
A: Bearing capacity is defined as the capacity of soil to support the foundation loads applied on the…
Q: bearing capacity for hansen method
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Q: For the following cases, determine the allowable gross vertical load-bearing capacity of the…
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Q: Y-17 kN/m d-36° c'-10 kN/m? Df=1.5m B=1.25m The above figure shows a square footing. The properties…
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Q: A building has to be supported over a raft foundation of dimensions 15 m x 25 m. The soil is clay…
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Q: Describe about the Bearing Capacity Equations.
A: In geo technical engineering, bearing capability is the soil's ability to withstand the loads…
Q: A column foundation is 4 m x 2 m in plan. For Df = 1.4 m, cu = 153 kN/m2, ?ϕ = 0, and ?γ = 18.4…
A: Given foundation is shallow foundation and of rectangular plan in which B <L. Shallow foundation…
Q: Find the gross allowable load that the footing shown in figure, can carry? Take Fs 3. Using Meyerhof…
A: ###gross allowable load ###
Q: liôn (Eq tion The applied load on a shallow square foundation makes an angle of 20° with the…
A: Given:- Angle made by the applied load on a square foundation β=20° Width of the square foundation…
Q: 1 kN/m°, c'= 0 and o'= 20°. The water table located at the ground surface. Use 1 bearing capacity…
A: Allowable load = 600Kn Factor of safety = 3 Ysat =21 Kn/m3 C=0 phi = 20 Water table at the ground…
Q: Q- A raft foundation 1Om wide and 12 m long is to be constructed in a clayey soil having shear…
A: given- width B=10 mLength L=12 mshear strength C=12 kN/m2unit weight γ=16 kN/m3overburden…
Q: Based on given data in the figure of square footing, what is the ultimate bearing capacity using…
A: Introduction- Bearing capacity is the capacity of soil to support loads applied to the ground in…
Q: (b) The bearing capacity of shallow foundation depends on several factors, list any five of them
A: Foundation is the substructure elements that are in direct contact with the ground and transmit,…
Q: A mat foundation is in plan 40 m x 40 m with a thickness of 1.2 m. The total column and bearing wall…
A: ASKED: To compute the average gross bearing pressure and the average net bearing pressure for the…
Q: For the following cases, determine the allowable gross vertical load-bearing capacity of the…
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Q: Find the value of B if the Allowable load for the footing Qa = 580KN Use Terzaghi's equation
A: Question is based on the footing on the soil. Allowable load for the footing, unit weight of soil,…
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A: Given data:
Q: A 2.0 m wide strip foundation is placed in sand at 1.0 m depth. The properties of the sand are: =…
A: Given,width of foundationB=2mdepthDf=1munit weight of soilγ=19.5KN/m3C'=0ϕ'=34°using meyerhof's…
Q: 1.3 Calculate the ultimate bearing capacity (qu) of the shown square foundation (B= 1.6m) using the…
A: Foundation is the subgrade of the structure which is very useful to transfer the load and also to…
Q: A square foundation (B x B) has to be constructed as shown in the figure below. Assume that Yd = 15…
A: Calculate the gross allowable bearing capacity of the soil, qall = QallCross sectional area…
Q: Using Meyerhof General Bearing Capacity Equation, calculate the required for footing with the…
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Q: yd= 15,77 kN/m2 0,5m c'= 0 p'= 33° (Arena) y= 19,2 kN/m3 1,4m L=2.2m B=1.3m Nf
A: Given Data: B=1.3 L=2.2 FOS = 1.5
Q: 1) Calculate the increased stress at the depth of 5 m underneath the base of the footing by using…
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Q: Prob. 3): A square shallow foundation is shown below. If the load eccentricity is 0.3 m, determine…
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Q: The total load on a shallow foundation is 400 kN and the safe bearing capacity of the soilis 200…
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Q: y = 17 kN/m³ 1 m 1.5 m Groundwater level 3 m x 2 m Ysat = 19.5 kN/m³ Figure P4.5
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Q: subject : Geotechnical DesignBook : PRINCIPLE OF FOUNDATION ENGINEERING
A: We have been given the following data:
Q: Q4: Use the rectangular loaded area to calculate the increase in vertical stresses at points (A) and…
A: Given data:- Uniformly distributed load, q=150 kN/m2
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- The square footing shown below must be designed to carry a 2400 KN load. Use Terzaghi's bearing capacity formula and factor of safety = 3. Determine the foundation dimension B in the following a. If the water table is well below the foundation level cases: b. If the water table is at the foundation level c. If the water table is at the surface 2400 kN + = 32° C = 50 kN/m² Ya = 17.25 kN/m³ 2m 3m Y, = 19.5 kN/m³A square column foundation has to carry a gross allowable load of 1805 kN (FS = 3). Given: Df = 1.5 m, =15.9 kN/m3, = 34, and c = 0. Use Terzaghis equation to determine the size of the foundation (B). Assume general shear failure.A foundation is 3 mx 2 m in plan. Given: Df= 1.5 m, o'= 25°, c'= 70 kN/m². With General Bearing Capacity equation and FS = 3 assmuming general shear failure in soil, determine the net allowable load that the footing can carry. a) NOTE: Due to drought, groundwater level has been lowered down to a depth of 1.5m from the ground surface. b) Net allowable load that the footing can carry using general bearing capacity equation and F.S.=3 assuming general shear failure in soil. c) Ultimate bearing capacity (qu) using prakash and saran theory with eB=0.3m and eL=0.5m. y = 17 kN/m 1 m 1.5 m Groundwater level 3 m x 2 m Yut = 19.5 kN/m
- A 1.70 m by 2.60 m footing has its base 1.70 m below the ground surface. GWT is a meter above its base. (L along x-axis) Y = 15.75 kN/m C= 15 kPa Yut = 19 kN/m =26° Using Meyerhof's formula, determine the net ultimate load that the footing could carry if e = 0.45 m and es = 0.30 m. PLEASE MAKE YOUR HANDWRITING READABLE AND CLEAR. THANK YOU SO MUCH :)Example 5 A square foundation (B * B) has to been constructed. Assume yd = 16.5 kN/m³, Ysat = 18.55 kN/m, o' = 34°, Dr = 1.22m and water table at 0.61m and the gross allowable load, Qall with FS = 3 is 667.2 kN Determine the size of the footing, (use Vesic bearing capacity factors).2. A medium dense sand is proposed to support a square foundation having a width and length of 5 feet as shown below. The bottom of the footing is 2.5 feet below the ground surface. The water table is 4 feet below the bottom of the footing. Using a factor of safety of 3, what is the allowable bearing capacity of the proposed footing? Gs= 2.6 e = 0.5 Ø = 35° 5 ft d = 4 ft
- The foundation design for the constmction of a telecommunication mast is to support a concentric load of 800kN and to be inclined at 80° to the horizontal, a I .5mxl .5m footing is to be placed at 2.0m below ground level as shown in Figure 2. The soil properties are; C=70kN/m², Y=18KN/m³ , 4–30° Assume the ground water table to be deep a). Determine the expected foundation pressure at the base of the footing due to the application of the load. b). Using the Meyerhof's bearing capacity equation, determine the ultimate bearing capacity of the underlying soil. c). Determine the factor of safety of the design, and comment on the adequacy of the design in terms of shear failure, give recommendations should the design is not safe against shear failure Q=800kN 80 2.0m 1.5m Figure 2For the following plan (Factor of Safety:3) a. Assume as rigid and calculate the dimension b b. Find if the strip foundation is flexible or rigid Thickness of foundation is 0.4m EConcrete: 30 000 Mpa, Ks: 20000 kN/m³ Allowable bearing pressure 200kPa L Dimension (m) Coll Load (kN) Col 2 Load (kN) b 500 400 Col. 2A rectangular footing with width (B) = 6 ft and length (L) = 8 ft is subjected 5b) (P) = 75 k (shown below). The footing is 3 ft thick and flush with the ground surface. Assume x = 0.75 ft and y = 0.5 ft and solve for the eccentricity in the B direction (eB) and the eccentricity in the L direction (eL). Is this foundation adequately sized to resist overturning (i.e., is it in full bearing or partial bearing)? If it is in full bearing, compute the maximum and minimum pressure under the footing. an eccentric load Top View L y В
- It is planned to construct a rectangular foundation with base dimensions of 8 * 14 m (B* L) on the construction site with the ground profile as in the figure. Accordingly, if the YASS descends 9 m, what would be the change in the final bearing capacity of the ground? Note: Make your calculation using the Terzaghi bearing capacity formula as the safety factor of 3 0m c=18 kPa, -18° Y=20 kN/m³ Y-21,8 kN/m³ 1.5 m SM H e=0.67 2.7 m GW 12 m c=8 kPa, -23° e=0.23 Yo=22 kN/m³ Y-23,2 kN/m³The square footing shown below must be designed to carry a 294 kN load. Use Nc = 57.8 ; Nq = 41.4 and N? = 41.1. a.) Using Terzaghi's capacity formula, determine the width B of the square footing with a factor of safety of 3.0A rectangular footing has dimensions shown and is acted upon by a dead load of 570.00 kN and a live load of 621.00 kN. The column dimension is 366x576 mm where the shorter dimension is parallel to B. The thickness of the footing is 476mm. f'c=28 MPa and fy=420 MPa for diameter 20mm bars. A=2.5m and B=4.5m Calculate the ratio of the Ultimate Shear Force to Shear Capacity in two- way shear. Answer is 0.9238 (Complete Solution)