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 two cases: 1. The water table is at 1m below the foundation (as shown). 2. The water table rises to the ground surface. 2400 kN $ = 32° C = 50 kN/m² Yd = 17.25 kN/m³ 2 m 3m B Ys = 19.5 kN/m³

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 two cases: 1. The water table is at 1m below the foundation (as shown). 2. The water table rises to the ground surface. 2400 kN $ = 32° C = 50 kN/m² Yd = 17.25 kN/m³ 2 m 3m B Ys = 19.5 kN/m³

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: a) Find the allowable load on the foundation by Terzaghi method, assuming a general shear failu with…

A: AnswerNet allowable load = Qall Cohesion C =13 kpaDry Unit weight of soil () =17 Kn/m3Saturated Unit…

Q: Consider the strip footing shown in the figure below. The soil consists of sand with ’ =30° and…

A: For strip footing:qu = cNc + qNq + 0.5γBNγ For Nq:Nq = 22.46 For Nγ:Nγ = 19.16 For strip footing…

Q: A square foundation must withstand an allowable load of 1805 kN with reliability of 3. With the…

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

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

Q: A square foundation is placed at a depth of 1.5 m within a sandy clay where c'=14k/m2 , phi'=23 and…

A: Compaction is the process in which soil gets distributed properly and its quantity gets pressured by…

Q: Using the general bearing capacity equation, what is the factor of safety for a foundation system…

Q: 2. The column load of a square foundation (Figure 1) is given. If the depth of foundation D= 4 ft,…

A: Solution Since you have asked multiple question, we will solve the first question for you. Given…

Q: The foundation design for the constmction of a telecommunication mast is to support a concentric…

Q: A square footing of 1 m is located at a depth 1.5 m below the ground surface. The soil properties…

A: Step 1: Solve required parameters for ultimate bearing capacity Step 2: Two cases in solving the…

Q: Given the following foundation configuration find the change in stress 6ft below grade at points 1…

A: Solution

Q: Determine the net ultimate bearing capacity of a mat foundation measuring 45 ft x 30 ft on saturated…

A: Raft foundation dimension = 45ft × 30 ftUndrained cohesion (Cu) = 1950 psf = 1950 lb/ft2Angle of…

Q: A square foundation of 5 m x 5 m is to be founded at a depth of 3 m in a deep layer of sand of unit…

Q: Assume that y A square foundation (B x B) has to be constructed as shown in Figure 17 kN/m², Y-20…

Q: Question Attached

A: Given:- To find:- Ultimate and Allowable bearing capacities

Q: b. Ultimate soil bearing capacity, qu (in kN/m2) qu = c. Allowable soil bearing capacity, qall (in…

A: γ = 17 Knm3ϕ = 36°c' = 10 KNm2Df = 1.5mB = 1.25m

Q: Problem #3 lo lag An eccentrically loaded continuous foundation is shown in (Eccentricity in one…

Q: The foundation is elongated with a foundation width of 1.5 m and is located at a depth of 1.1 m,…

Question

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 two cases:
1. The water table is at Im below the foundation (as shown).
2. The water table rises to the ground surface.
2400 kN
O = 32°
C = 50 kN/m?
Yd = 17.25 kN/m³
2 m
3m
B
Ys = 19.5 kN/m³

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

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

Please correct answer
A 300 mm x 400 mm column is to be supported by 489 m thick square footing @ its center. Service DL= 492 kN, service LL = 917 kN, CC to bar centroid is 90 mm, fc' = 24.32 MPa and fy = 414 MPa. Consider the weight of the footing and soil to be 16.76% of the dead load. SBC = 180 kPa t 300 P 00₺ 300 Note: Present the width (B) in multiples of 100 mm. 400 Determine the required number of 20 mm bars parallel to the critical side.
A continuous footing is to be designed to carry a wall load of 7 kips/ft. The soil shear strength parameters are as follows: Sy = 700 psf and 0 = 0-deg. Foundation Depth, D = 2.5 ft and Soil Unit Weight, y = 110 Ib/ft°. Unit weight of concrete = 150 lb/ft°. Determine the necessary footing width to carry the above column load if a factor of safety of 2.5 is desired. The water table is at great depth and therefore, has no impact on bearing capacity. a) Ultimate Bearing Capacity of the footing (in Ib/ft) using Terzaghi's equation = .(Report to nearest whole number) b) Allowable Bearing Capacity of the footing (in Ib/ft-) using Terzaghi's equation = ...(Report to nearest whole number) c) Footing width (in ft) required = (Report to the nearest two decimals)
Use Terzaghi's equation and Terzaghi's Table
Please solve it within 30 minutes
Use Terzaghi equation and Terzaghi table.
Assume γ = 105 pcf, D= 4 ft,Q = 2000 lb , F.S = 3, Φ = 34° . Determine the size of the footing.
Subject: Principles of Foundation Design (Use NCSP) A rectangular footing is to be used to support a 300x400 (*400mm side is parallel to the long dimension of the footing) column loaded with 420 kN dead load and 540 kN live load. One side of the footing is 4.0m. Use effective soil pressure of 70 kPa. f'c=35 MPa and fy=420 MPa. Use minimum steel ratio for longitudinal bars as 0.0018. •Calculate the required thickness of the footing (mm) based on wide beam shear. db=16mm. Size of footing should be multiples of 10mm (Answer: 300) •Calculate the required thickness of the footing based on two-way shear. db=16mm (Answer: 430) • Calculate the required number of 16mm bars along long direction. . Use the governing thickness based on shear requirements. (Answer: 22)