A 4 story building with a column load of 25 ton/story is supprted by a 6 ft. x 8 ft. footing. The soil stress is: None of the answers 2.083 ton/Sq inch 0.014 ton/Sq inch 100 ton

Q: Design round column footing for 18 in diameter that supports loads of PD = 240 k and PL = 140 k. The…

A: Answer  ACI code states that the round column or regular polygon shaped column may be replaced with…

Q: = A proposed building is to be supported on a series of spread footing embedded 36 inches into the…

A: d= 36 inch Cc1+e0=0.12Cr1+e0=0.03s'm= 5000 lb/ft2g=120 lb/ft3GWT= 15 ft below the ground surfaceS=1…

Q: A 10 foot square footing is to be constructed and will have a net bearing pressure of 2,000 psf.…

A: Given: The width of the square footing is 10 ft. The bearing pressure is 2000 psf. The depth is 5 ft…

Q: Q1/ A five story office building are to be built in a deep, high quality fine-grained soil deposit.…

A: Answer We are given  five story office building high quality fine-grained soil bedrock depth = 75 m…

Q: A proposed office building will include a 10 ft x10 ft square, 3 ft deep (the footing height is also…

A: Given data: Building area=10 ft*10 ft Depth of footing=3 ft Unit weight, γdry=115 pcf Frictional…

Q: What is the overburden pressure (po) at your location (in Ib/ft?)? What is the total stress being…

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Q: A long strip footing 3.5 ft wide is to be used to support a masonry bearing wall for a building. The…

A: Given data: Width of the footing (B) = 3.5 ft. Depth of foundation (Df) = 3 ft. Unit weight of the…

Q: a square footing is to be constructed on a uniform thick deposit of clay with a unconfined…

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Q: footing is loaded as shown in figure 2. Compute contact pressure and soil pressure diagram.

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Q: An existing building is to be renovated. One of the existing footings is 1.5 m by 1.5 m in area and…

A: Given data: Load on the footing = 2000 kN Size of the footing = (1.5 x 1.5) m Angle of internal…

Q: on a site underlaia by clays and silts. These soils are fairly uniform and probably have fair…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: For a rectangular footing 4 ft x 8 ft, 100 kips of load is being applied. Compute stress increase 10…

A: Rectangular footing size = 4 ft x 8 ft Load applied= 100 Kips We have to find out the stress…

Q: Footing 1 Footing 2 It depends on the soil properties It depends on the loading

A: Footings are often subjected to eccentric loading due to (1) Moments with or without axial forces;…

Q: Design studies for a planned building indicate that the foundation loading will cause the principal…

A: Given: The major value of principal stress is 196 kPa. The minor value of principal stress is  kPa.…

Q: An interior column for a manufacturing building will be supported on the site’s natural clay soil,…

A: The ultimate bearing capacity for square footing is given by,

Q: Assume we are building a foundation on a saturated clay deposit with an average undrainedshear…

A: Calculate the mean of the safety margin as a function of mean of the demand. μm=μC-μD     .....1…

Q: A column load of 72 kips is applied to the 6 ft by 8 ft rectangular concrete footing shown below.…

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Q: What should be the size of the base (footprint) of a square footing if it supports a column with a…

A: Given DL=200 kips LL=160 kips h- 5ft unit weight of soil = 110 lb/ft3 Allowable soil pressure= 5000…

Q: Calculate the amount of soil that need to be excavated for wall footing that has a depth of (h).…

A: Que:- Calculate the amount of soil that needs to be excavated for wall footing that has a depth of…

Q: A load of 800 Kip will be distributed on a circular foundation with a diameter of 20 feet, this…

A: Given:- The magnitude of the load on the column = 800 kip The diameter of the circular foundation =…

Q: 1. A soil anchor 12" in diameter is placed in soil having shear strength of 2.1 tons/sq. ft. The…

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Q: A certain column carries a vertical downward load of 448.0 k. It is to be supported on a 3.0-ft deep…

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Q: Calculate the immediate settlement in a clay layer at the center of a 6ft diameter rigid, footing.…

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Q: 10. Refer to Figure III-1 attached. What would be the required slab thickness according to the…

A: we have to find out slab thickness according to the AASHTO 1972 design guide for the following given…

Q: A 4ft by 4ft spread footing is proposed where the bottom of footing is set 2ft below grade. The…

A: Question is based on the footing which is proposed to design a which bottom of which is set at some…

Q: A rectangular combined footing 8 ft * 20 ft is founded at a depth of 6 ft on a normally…

A: B = 8ft. D = 20ft. B' = 6ft Zh = 28 ft. qc = 50tsf

Q: A proposed office building will include a 10 ft x10 ft square, 3 ft deep (the footing height is also…

A: Given, Cross sectional area of footing = 10 ft x 10 ft  Depth of footing = 3 ft  Angle of internal…

Q: Calculate vertical stresses at depths of 3, 6, and 12 ft under the center of The footing?

A: Given : - Strip footing of wide = 10 ft              =3.05m (Feet to meter convertion) - Pressure…

Q: A 10ft x 8ft foundation is set 4 feet below grade in the geotechnical setting provided in the above…

A: The given data is: B=8 ft L=10 ft Q=420 kips Calculating increase in stress at 15 ft below the…

Q: QUESTION 6 Drilled shaft foundation is built in sands and has the following dimensions. Soil has a…

A: Given, Unit weight of soil (γ) = 120 pcf  N60 = 14

Q: A rectangular footing 13'x14' supports a rectangular column 12" x 24", with DL = 340 kips and LL =…

A: To determine the total soil pressure and check if the footing size is appropriate.   Given, Size of…

Q: A column load (force) of 33 kip acts on a square footing. Calculate the size of the footing if the…

A: Given data,square footingcolumn load=33 kippressure on soil=1 kip/ft2depth of aggregate is 8…

Q: An office building is to be supported on 150 ft : 300 ft mat foundation. The sum of the columnloads…

A: The given data is: Dimension of foundation=150 ft*300 ft Total load=90000 k Total settlement=1.8 in…

Q: a square footing with a size of 10 ft by 10 ft is located 8ft below the ground surface. the subsoil…

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Q: A plate load test was conducted on sandy soil. The plate used is 81 cm square. The ultimate load per…

A: Given data in question  Size of plate Load per unit area in plate load test Size of footing FOS To…

Q: A proposed building will have column loads ranging from 40 to 300 k. All of these columnswill be…

A: Given data- Square-spread footing. Column loads = 40k to 300k

Q: Compute the elastic settlement for a rigid 10 ft by 15 ft footing loaded with 4000 psf uniformly…

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Q: A 7 foot-square footing is embedded 3 feet below the ground surface and is supported on a clayey…

A: Given:- The dimension of the square footing = 7 ft The depth of footing below the ground surface = 3…

Q: Determine the increase in vertical stress directly below the center of the footing

A: Load (q) = 14506 lbs/ftwidth of footing = 2.3 ftdepth of footing (z) = 0.8 ftNeed to findThe…

Q: Soil Mechanics Problem:  A footing with dimensions of 8ft x 12ft constructed at the surface of the…

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Q: A 250-k column load is to be supported on a 9 ft square footing embedded 2 ft below the ground…

A: Load = 250 kWidth (B) = 9 ft Depth = 2 ft N60 = 32

Q: A 60 kip column is supported on a square footing with a length and base of 4 ft. Using the 2:1…

A: Given Load 60 kipWidth 4 ftDepth 5 ft2:1 methodTo find out Increase in stress

Q: T Estimate the combined settlement of the square footing shown below due to compression of the sand…

A: Introduction- Combined footing- When the distance between two columns is narrow, the soil bearing…

Q: Question 3. A strip footing is to be used in a clay soil in which the imposed load is 1 MN/m length.…

A: Cohesion , Angle of Internal friction , Unit weight ,

Q: 15 - The undrained strength of a saturated clay sample is 27 KPa If a square footing of size 4 m x 4…

A: Given data- Undrained strength of clay  UCS=27 KPa⇒C=UCS2=13.5 KPa Square footing of size 4 m×4 m…

Q: A proposed office building will include a 10 ft x10 ft square, 3 ft deep (the footing height is also…

A: To calculate the maximum bending moment from an earthquake that this foundation can support, you…

Q: A building will have a factored column load of 300 kN. The column is to be supported on a square…

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Q: A 5 * 7 ft footing is founded at a depth of 2 ft and supports a vertical load of 80 k and a moment…

A: Solution Given Data Foundation Dimension= 5*7 ft Vertical load= 80 k Moment load in the B Direction=…

Q: structural engineer wants to consider placing the base of the building so deep that the soil below…

A: Weight of buliding = 10790 kipsSize of buliding = 65×65 ftCohesion = 418 psfWeight of soil = 118 psf…