If the total transferred load of the soil for an unreinforced wall foundation is 100 kN/m, the bearing capacity of the soil is 80 kPa and the wall thickness is 25 cm, then the thickness required for the foundation is *

If the total transferred load of the soil for an unreinforced wall foundation is 100 kN/m, the bearing capacity of the soil is 80 kPa and the wall thickness is 25 cm, then the thickness required for the foundation is *

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter17: Settlement Of Shallow Foundations

Section: Chapter Questions

Problem 17.16CTP

See similar textbooks

Related questions

Q: The vertical stress at some depth below the corner of a 2 m x 3 m rectangular footing due to a…

Q: A circular ring foundation for an overhead tank transmits a contact pressure of 300 kN/m2 .Its…

A: given data:-contact pressure=300kn/m2 external dia=10m internal dia=6m

Q: A Im deep foundation is placed on a soil of unit weight 20 kN/m³ and ultimate bearing capacity of…

A: Given: Foundation depth, D = 1 m Unit weight of soil, γ = 20 kN/m3 Ultimate bearing capacity, qu =…

Q: Refer to Figure 5,determine th eaverage stress increase in the clay layer below the center of the…

A: Solution; ∆σav(H2/H1)=4qoH2Ia(H2)-H1Ia(H1)H2-H1B'=α' =0.5β =0.5*1.5 =0.75 m

Q: Problem 1: A 2 m wide continuous foundation is placed at 1 m depth within a 1.5 m thick sand layer…

Q: A continuous foundation is to be constructed near a slope made of granular soil (see Figure 7.19).…

A: Write the formula for the ultimate bearing capacity as following below: qu=c'Ncq+12γBNγq Here the…

Q: The load transferred from the column on a single square foundation is 300 kN and the bearing…

Q: The applied load on a shallow square foundation makes an angle of 15° with the vertical. Given: B=…

Q: A 2.0 m wide strip foundation is placed in sand at 1.0 m depth. The properties of the sand are: y =…

A: Given, Width of strip = 2 m Depth of foundation = 1 m Bulk unit weight of sand = 19 kN/m3 Factor of…

Q: A strip foundation is to be built on a clay slope. The setback of the foundation from the edge of…

A: Given data - Setback of the foundation from the edge of the slope is = 0.8m The height of the slope…

Q: A 2m x 3m spread foundation placed at a depth of 2m carries a vertical load of 3000 kN and a moment…

A: Question is based on spread foundation over a soil .Dimensions of foundation,vertical load and…

Q: For a shallow foundation shown below: Estimate the moments about the x- and y-axis; assume that the…

Q: Question attached

A: Given:- D=1mcolumn load =1500kNc'=15kN/m2∅'=24γ=18.5kN/m3To find:-B

Q: A water tank is required to be constructed with a circular foundation having a diameter of 20m…

A: Given Data: The diameter of the foundation is D=20 m. The depth of the foundation is d=2 m. The…

Q: Problem 2. The centroid of a strip foundation whose width, B, is 5.0 m is located 10 m away from the…

A: The centroid of the foundation is 10 m from a vertical cut edge. Foundation width is 5 m. Vertical…

Q: Question attached

A: Solution: Given Data: Square footing=1.5m×1mDf=1 mFOS=4Gross Allowable Load=? Gross Ultimate Bearing…

Q: A 30 x 24 ft mat foundation is to be placed at 9 ft depth in a saturated clay where Cu = 1200 lb/ft2…

A: Given: The size of the foundation is 30 x 24 ft. The depth is 9 ft. The value of cohesion is 1200…

Q: A load of 337 kips is imposed on a foundation 10 ft square at a shallow depth in a soilmass.…

A: (A). Uniform pressure, q = PA = 337102 = 3.37 kip/ft2The area must be considered as four quarters to…

Q: A square foundation in a sand deposit measures 4 ft x 4 ft in plan. Given: Df = 5 ft, soil friction…

A: Given, Size of foundation = 4ft×4ftDepth of foundation, Df = 5 ftAngle of friction, ϕ = 35oUnit…

Q: A 2m x 3m spread foundation placed at a depth of 2m carries a vertical load of 3000 kN and a moment…

A: Expression of the modified width of foundation B' using the relation: B' = B - 2e Here. 8 is width…

Q: A square foundation with a depth of 1.5 m will carry a load of 3000 kN. Soil has a property index of…

Q: The site for a commercial building project has the surface elevation lowered 2 m to improve area…

A: where, r = distance from axis z = depth

Q: A 2 m wide continuous foundation is placed at 1 m depth within a 1.5 m thick sand layer that is…

A: Given:- The width of the foundation = B = 2 m The depth of the foundation = Df = 1 m The thickness…

Q: Refer to Figure P5.5. Using the procedure outlined in Section 5.5, determine the average stress…

A: The formula to calculate the total stress increase caused by a rectangularly loaded area for any…

Q: Refer to Figure 5.2. A square foundation measuring 1.5 m x 1.5 m is supported by a saturated clay…

A: Given DF=1 m Cu=115 kN/m2 width of footing,B=1.5 m γsoil =18.5kN/m3 since the soil is undrained…

Q: A square column foundation has to carry a gross allowable load of 1805 kN ( FS = 3). Given: D f =…

A: Given: The load on the column is 1805 kN. The factor of safety is 3. The depth of the footing is 1.4…

Q: Q2: A ring foundation having load equal to 400kPa is resting on a saturated clay soil layer, the…

Q: A square column foundation has to carry a gross allowable load of 1605 kN (FS = 3). Given: Dj = 1.7…

A: To Find :- size of foundation B

Q: -9m- -18m- 9m 13.5m

A: We will solve this question in step no.2

Q: Calculate the settlement for the center of a flexible foundation due to volume distortions in the…

A: Given: The size of the footing is 6 ft by 6 ft. The load on the footing is 120 kips. The shear…

Q: A rectangular foundation (8x6 ft) carrying an axial load of 350 Kips is constructed on the soil…

A: Given :

Q: calculate the stress increase at 4 meters below the center of a 2 meter2 foundation imposing 293…

Q: A square foundation has to carry gross allowable load of 1805 kN (FS=3). Given: D, = 1.5 m, y=15.9…

Q: It is proposed to build an eight- story building with a footprint of 15 m x 20 m, resting on a mat…

A: Calculate the area of foundation: A=L×B=20 x 15=300 m2 Calculate total load of structure: Total load…

Q: A vertical column load, P = 600 kN, is applied to a rigid square concrete foundation. The foundation…

A: Given data: Rigid square concrete foundation. Column load (P) = 600kN Depth of foundation =0.75m…

Q: A mat foundation on saturated clay has plan view dimensions of 20 m x 30 m. Given that the gross…

A: The depth of fully compensated foundation is given by, Df=QAγ where Q is the total load = 60 MN…

Q: A building with a basement is to be constructed in saturated loose silt.. The foundation consists of…

A: It is required to determine the maximum applied pressure. Qmax=γ×D Here γ is the saturated unit…

Q: A 2 m wide continuous foundation is placed at 1 m depth within a 1.5 m thick sand layer (Φ’ = 30°, γ…

A: Given data, B= 2m D= 1m t= 1.5 m Φ’ = 30° γ = 18 kN/m3 F= 4

Q: The load transferred from the column on a single square foundation is 300 kN and the bearing…

Q: A 2.0 m wide continuous foundation is placed at 1.5 m depth in a saturated clay where cu = 40 kN/m2…

A: Given, D =1.5 m B =2 m cu = 40 kN/m2 and γ = 17 kN/m3 and at 2 m below groynd level cu = 60 kN/m2…

Q: For a shallow foundation shown below: Estimate the ultimate bearing capacity when the water table…

A: Answer We are given Width of Foundation B = 2m Length of Foundation L = 3m Depth of Foundation Df =…

Q: If the total transferred load of the soil for an unreinforced wall foundation is 100 kN/m, the…

A: Given: The total load is 100 kN/m. The bearing capacity of the soil is 80 kPa. The wall thickness is…

Q: A square shallow foundation is located at depth of 1m, in stronger sand. A softer sand layer is…

A: To determine the size of the square foundation (B) for given load and soil profile. Given, Depth…

Q: A 2 m wide continuous foundation is placed at 1 m depth within a 1.5 m thick sand layer that is…

A: Given: The width of the foundation is B=2 m. The depth of the foundation is Df=1 m. The thickness of…

Q: A water tank is required to be constructed with a circular foundation having a diameter of 20m…

A: Answer Given Diameter of water tank=20 m Pictorial representation of given condition of water tank -…

Q: PROBLEM 5. A water tank is required to be constructed with a circular foundation having a diameter…

A: Given Data: The diameter of the foundation is D=20 m. The depth of the foundation is d=2 m. The…

Question

100%

حسين عدنان مدني
( الإنجليزية
If the total transferred load of
the soil for an unreinforced wall
foundation is 100 kN/m, the
bearing capacity of the soil is 80
kPa and the wall thickness is 25
cm, then the thickness required
for the foundation is *
0.3 m
0.4 m
0.5 m
0.6 m
III

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Step by step

Solved in 5 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Interior finishes for wood light frame construction

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

A 300 mm thick footing slab supports a 300 mm thick concrete wall carrying uniform service dead load of 145 kN/m and service live load of 215 kN/m. The base of the wall footing slab is 1.0 m from the ground surface. Design parameters are as follows: γsoil = 16 kN/m3, γconc = 24 kN/m3, qa = 200 kPa, f’c = 28 MPa and fy = 420 MPa. 22. Calculate the effective net soil bearing capacity of the soil. = [q] kPa (one decimal place)
A wall footing is to be constructed on a clay soil 0.70 m below the ground. The footing isto support a wall that imposes a load of 135 kN per meter of wall length. ConsideringGeneral shear failure, what footing width should be provided to have a safety factor of3.0∂soil = 17.3 kn/m3 , c = 14 KPa, Nc = 35, Nq = 22, N∂ = 19
A strip footing 2m wide carries a load intensity of 400 kN/m2at a depth of 1.2 m in sand. The saturated unit weight of sand is 19.5 kN/m3 and unit weight above water table is 16.8 kN/m3. The shear strength parameters are C=0 and Ф = 350 . Determine the factor of safety with respect to shear failure for the following cases of location of water table :(a) Water table is 4m below G.L(b) Water table is 1.2 m below G.L(c) Water table is 2.5 m below G.L(d) Water table is 0.5 m below G.L(e) Water table is G.L itself
Design a square footing to support a 500 mm x 500 mm column to carry an axial dead load of 650 kN and an axial live load of 570 kN. Us 20 mm main reinforcing bars with Fy=345 MPa. Assume f'c=27.5 MPa, Unit weight of concrete (Yc)= 23.5 kN/m^3, Unit weight of solid (Ys)=18.2 kN/m^3, depth of footing=470 mm and Concrete cover (Cc)=75 mm. (Show diagram)
A strip footing 2.5 m wide is to be constructed at a depth of 3m below ground level. The shear strength parameters to be used in design being c|= 65kN/m2 and ø| = 34°. The unit weight of the soil above water table is 18kN/m3 , and below the water table the saturated unit weight is 20kN/m3. a. If the water table is well below foundation level b. If the water table is at the surface.
. A small villa constructed in Shatti Al Qurum area is resting on footings. One of its square footing of 1.8 m size carries a load intensity of 150 kN/m2 at a depth of 1.30 m in a soil having cohesion intercept of 20 kN/m2 and the angle of internal resistance is equal to 35o. The saturated unit weight of sub soil is 19.0 kN/m3 and unit weight above water table is 17.5 kN/m3. Determine the factor of safety with respect to shear failure for following conditions of soil: i. Water table is 3.7 m below natural ground surface ii. Water table in the middle of ground level and the base of the footing. iii. Water table is 1.2 m below ground level. iv. Water table is 2.0 m below natural ground surface [2.0] [2.0] [2.0] [2.0] v. Plot a neat graph to for the result. vi. Justify the reason of choosing a particular analysis to solve this problem. [1.5]
A 300 mm thick footing slab supports a 300 mm thick concrete wall carrying uniform service dead load of 215 kN/m and service live load of 145 kN/m. The base of the wall footing slab is 1.0 m from the ground surface. Design parameters are as follows: γsoil = 16 kN/m3, γconc = 24 kN/m3, qa = 200 kPa, f’c = 28 MPa and fy = 420 MPa. alculate the effective net soil bearing capacity of the soil. = kPa (one decimal place)
A 460 mm reinforced concrete interior spiral column carries service loads of 1025 kN dead load and 715 kN live load (Figure 3). The column rest on a square spread footing 2.75 m x 2.75 m in dimension. The net ultimate soil pressure at the base of the footing is 314 kPa, f’c =21 MPa, fy = 345 MPa, clear cover is 75 mm and 25 mm-diameter bars, the allowable soil pressure is 250 kPa? Unit weight of soil is 17kN/m3 ; unit weight of concrete is 23.5 kN/m3. The underside of footing is 1.50m below the natural grade line
300 mm thick footing slab supports a 300 mm thick wall carrying uniform service dead load of 214.31 kN/m and service live load of 145.9 kN/m. The base of the wall footing slab is 1.2 m from the ground surface.Design parameters are as follows: γsoil = 16 kN/m3, γconc = 24 kN/m3, qa = 215.46 kPa, f’c = 27 MPa and fy = 420MPa. 1.Calculate the net allowable bearing capacity of soil in kPa. 2.Calculate the minimum required width of the wall footing slab. 3 Calculate the maximum ultimate moment (kNm) in the slab if the width of footing slab is 2.1 m 4 Calculate the required center to center spacing of 16 mm bars for flexure if the maximum factored moment in thr slab is 75 kN-m 5 Calculate the ultimate beam shear stress on the footing slab if the footing slab is 2.1 m wide.
Find the settlement due to consolidation of a 9ft × 9ft coloumn foundation (figure) with a load of 1500 Ibs. The foundation is placed at 3 ft below the top surface and the clay layer is 25 ft thick. There is a sand layer underneath of the clay layer. The density of the clay layer is 115 Ibs/cf the compression index of the clay layer is 0.32 and the initial void ratio of the clay is 0.085. Assume that the pressure is distributed at a 2:1 ratio and clay is normally consolidated.
A footing 2m square is located a depth of 4m in a stiff clay of saturated unit weight 21kN/m3. The undrained strenght of the clay at a depth of 4m is given by the 3 parameters c=120kN/m2 and φ=0o . For a factor of a safety of 3 with respect to shear failure ,What load could be carried by the footing.
A long masonry wall footing carries a uniformly distributed load of 200 kN/m2. If the width of the footing is 4 m, determine the vertical pressures at a depth of 3 m below the (i) center, and (ii) edge of the footing