Foundation Design: Principles and Practices (3rd Edition)
3rd Edition
ISBN: 9780133411898
Author: Donald P. Coduto, William A. Kitch, Man-chu Ronald Yeung
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 5.5QPP
A proposed column has the following design loads:
Axial load:
(all compression) Shear load:
Compute the design axial and shear loads for foundation design using ASD.
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Students have asked these similar questions
A proposed column has the following design loads:Axial load: PD = 1,100 kN, PL = 750kN, PE = 200 kN, PW = 250 kN (all compression)Shear load: PD = 0, PL = 0, PE = 175 k, PW = 220 kCompute the design axial and shear loads for foundation design using ASD.
A 400 square column carries dead load of 1050 kN and imposed load of 300 kN as shown in figure Q4. The safe bearing capacity of soil is 170 kN/m2. By using following design data:Design data: The characteristic strength of reinforcement steel (fy) = 500 N/mm2 The characteristic strength of concrete is (fcu) = 35 N/mm2. Over all depth of foundation 600 mm Diameter of tension reinforcement is 20 mm, Density of concrete is 24 kN/m3 Concrete cover 50 mm,
i. Design size of square footingii. Design of bending reinforcement
iii. Check footing against punching shear, face shear,
Q4) A 400 square column carries dead load of 1050 kN and imposed load of 300 kN as shown in
figure Q4. The safe bearing capacity of soil is 170 kN/m². By using following design data:
Design data:
The characteristic strength of reinforcement steel (f) = 500 N/mm? The
characteristic strength of concrete is (feu) = 35 N/mm?.
Over all depth of foundation 600 mm
Diameter of tension reinforcement is 20 mm,
Density of concrete is 24 kN/m3
Concrete cover 50 mm
Design size of square footing
Design of bending reinforcement iii. Check
punching shear, face shear,
i.
ii.
footing
against
= 1050 kN
imposed = 300 kN
Axial loads: dead
Figure Q4
Chapter 5 Solutions
Foundation Design: Principles and Practices (3rd Edition)
Ch. 5 - The second paragraph of this chapter argues that a...Ch. 5 - Why would the AASHTO separate structural dead...Ch. 5 - A proposed column has the following design loads:...Ch. 5 - Prob. 5.4QPPCh. 5 - A proposed column has the following design...Ch. 5 - Prob. 5.6QPPCh. 5 - A certain foundation will experience a bearing...Ch. 5 - A bridge foundation has a nominal load capacity of...Ch. 5 - A steel pile foundation with a cross-sectional...Ch. 5 - A timber pile 400 mm in diameter is subjected to...
Ch. 5 - A seven-story steel-frame office building will...Ch. 5 - A two-story reinforced concrete art museum is to...Ch. 5 - A 40ft60ft one-story agricultural storage building...Ch. 5 - A sandy soil has 0.03 percent sulfates. Evaluate...Ch. 5 - A certain clayey soil contains 0.30 percent...Ch. 5 - A series of 50 ft long steel piles are to be...Ch. 5 - Prob. 5.17QPPCh. 5 - Prob. 5.18QPPCh. 5 - Prob. 5.19QPPCh. 5 - Prob. 5.20QPPCh. 5 - You are designing a pedestrian bridge to cross a...
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- 2. The slab in the following plan view carries 3 kN/m² dead load and 5 kN/m² live load and thickness of the slab is 200mm. Assume concrete unit weight is 24 kN/m³, calculate load on beam B2-C2. 2 3 A 3 m B 7 m 3.8 m 1.5ml 3. m 11.5marrow_forwardA proposed column has the following design loads: Axial load: PD = 200 k, PL = 170 k, PE = 50 k, PW = 60 k (all compression)Shear load: PD = 0, PL= 0, PE = 38 k, PW = 48 k Compute the design axial and shear loads for the foundation design using ASD & LRFD load combinations.arrow_forwardo T ☺ ť Q2: A ring foundation having load equal to 400kPa is resting on a saturated clay soil layer, the groundwater level is at the natural ground surface. The outer diameter of the foundation ring is 8m. Find the inner radius of the ring foundation if the total stress at a point located 4m beneath the center of the ring foundation equal to 251kPa, knowing that the saturated unit weight of the clay is 16kN/m'. (Use the below formula) Solution:- Aoz = q مر ر ل لأعلى لاستعراض الفلاتر إضافة شرح.. . mum <arrow_forward
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- Q1: determine the increase in vertical stresses at depth of Z=3.5 m under points A, B and C due to apply rectangular and ring foundations. The surface load intensity of rectangular is 250 kN/m², while the surface load intensity of ring is 300 kN/m².The drawing was done without scale and all dimensions in (m). R1 R2 X1 X2 В L 3 4.5 7.5 6. 12 X1 X2 Aqs-net(2) R1 Aqs-net(1) R2arrow_forwardQUESTIONS 1. Sections of the columns shown below are constructed with 400x400mmxmm and C20/25, C30/37 and C40/45 type of concretes are used. Check each column and determine if there is any risk of collapse under constant axial load of P. P=3000 kN P=3000 kN P=3000 kN C20/25 C30/37 C40/45arrow_forwardEXAMPLE-H.W. For the foundation shown in the below; estimate quantity of Reinforcement. Depth of foundation = 1.00 m, 5 0.5 m 16db 0 100 150 60db 20@200arrow_forward
- 1- For the floor system shown in Figure below, support service live load 4KN / (m ^ 2) and service dead load 5KN / (m ^ 2) Answer the flowing. Classify the floor system into one way or two-way solid slab. 2- What is the minimun slab thickness that should be used to control deflection and shear requirement ? 3- By using Ø 12 mm rebar, what is the required positive and nagative reinforcement? 4- Sketch the detail of reinforcement. Use : fy = 400Mpa , f c ^ prime =30 Mpa 6.00 m 6.00 m6.00 m 3.00 m 0.30 m АB 3.00 m 3.00 marrow_forwardProblem.№₂3 - The plan of a mat foundation is shown in Figure. Calculate the soil pressure at points A, B, C, D, E, and F. (Note: All column sections are planned to be 0.5 m 3 0.5 m.) All loads shown are factored loads according to ACI 381-11 (2011). 550 KN 2000 KN 5.25 m 2000 KN 550 kN F *K 0.25 m G H 10 m ! B i 660 kN 2000 KN 10 m 2000 KN 660 kN E 600 KN 1600 KN 5.25 m 10 m 1600 KN 470 kN C D *K 0.25 m 9 m 9 m 9 m 0.25 m 0.25 marrow_forwardFor the mat in Problem 16.15, what will be the depth, Df, of the mat for FS = 3 against bearing capacity failure? 16.15 Consider a mat foundation with dimensions of 18 m 12 m. The combined dead and live load on the mat is 44.5 MN. The mat is to be placed on a clay with cu = 40.7 kN/m2 and = 17.6 kN/m3. Find the depth, Df, of the mat for a fully compensated foundation.arrow_forward
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