Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Chapter 14, Problem 14.18CTP
(a)
To determine
Find the magnitude, location and direction of the resultant active force
(b)
To determine
Find the magnitude, location and direction of the resultant active force
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Can you please break down all the hand calcs and make sure we answer the below.
a
Determine the global stiffness matrices (k’) of all truss members including correct degrees-of freedom (dof)-3x3
b
Determine the global stiffness matrix (K) of the whole truss (include dof numbers)
c
i) Calculate vectors D and Q (4+4).
ii) Show partition and solve KD=Q
iii) Calculate all the member forces
d
i) Solve the problem using Strand7 (model) (You must model the beam property as truss)
ii) Display of deflected shape, nodal displacements and member forces (3+3+3)
e
Comparison of member forces and comments , comparison of displacemnts and commnets
YOU HAVE A UNIFORM SUBGRADE ELEVATION FOR YOUR BUILDING FOUNDATION THAT HASBEEN VERIFIED. YOUR SLAB IS DESIGNED TO BE 12 INCHES THICK.USING THE GIVENDIMENSIONS AROUND THE PROPOSED BUILDING FOUNDATION, CALCULATE THE CUBIC FEETAND THE CUBIC YARDS OF CONCRETE NEEDED FOR THE FOUNDATION
**Sketch Attached**
WHAT ARE THE COORDINATES (N,E) AT POINT A AND POINT B IN THE SKETCH (ATTACHED)
Chapter 14 Solutions
Fundamentals of Geotechnical Engineering (MindTap Course List)
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- Can you please do with hand calcs and answer the following: a Determine the global stiffness matrix (K) of the beam including indicating correct degrees-of freedom (dof) b i) Calculate vectors D and Q ii) Show partition and solve KD=Q for D iii) Calculate all reactions c BMD & max BM, deflected shape d i) Solve the problem using Strand7 (model) ii) Display the deflected shape and BMD e Comparisons of reactions + Max BM including commentsarrow_forward5-1. Determine the force in each member of the truss, and state if the members are in tension or compression.arrow_forwardI have the correct answer provided, just lookng for a more detailed breadown of how the answer was obtained thanks.arrow_forward
- Q1. Statically indeterminate beam analysis. a) Calculate the BMs (bending moments) at all the joints of the beam shown in Fig.1 using the moment distribution method. The beam is subjected to an UDL of w kN/m. L1= 0.4L. Assume the support at C is pinned, and A and B are roller supports. E = 200 GPa, I=250x106 mm². Use the values of w = 50 kN/m and L = 6 b) Draw the shear force and bending diagrams for the entire beam. c) Calculate the BMs at all the joints of the same beam shown in Fig.1 using the slope deflection method. d) Compare the values of BMs obtained using the two methods a) and c) and comment. w kN/m £1m Lm m Fig 1. Beam for Q1arrow_forwardI have the answer provided for the question, just looking for a more detailed breadown of how it was obtained thanks.arrow_forwardQ5.--Finite-element-modelling. a) → Draw-a-2D-element-and-show-the dots (degrees of freedom). Draw-all-the-2D-elements. used-in-Strand 7..Explain the differences between-these-elements-in-terms-of-the-no..of. nodes-and-interpolation/shape-functions used. b)→A-8-m-x-8-m-plate (in-the-xx-plane)-with-8-mm-thickness, is fixed-at-all-the-edges.and.is. loaded-by-a-pressure-loading-of-4 kN/m2.-in-the-downward-(-2)-direction.-The-plate.is. made-of-steel-(E=-200 GPa, density-7850-kg/m3). Explain-the-steps-involved-in-setting. up-a-Strand 7-model-for-this-problem. Your-explanation-should-include-how-the-given. input-data-for-this-problem-will-be-used-in-Strand 7-modelling. Explain how you would. determine the maximum-deflection-from-the-Strand 7-output.-1 11arrow_forward
- I need Help some hw for AutoCAD please use measure front top and side viewarrow_forwardCalculate the discharge of the system shown below. Neglecting minor losessarrow_forwardQ3. Statically determinate or indeterminate beam analysis by the stiffness method a) Determine the global stiffness matrix of the beam shown in Fig. 3. Assume supports at 1 and 3 are rollers and the support at 2 is a pinned support. Indicate the degrees- of freedom in all the stiffness matrices. El is constant. Use the values of w = 50 kN/m and L1 = 2.0 m Note, L2-3L1. b) Determine the rotations at all the nodes of the beam and reactions at the supports. Show all calculations. c) Draw the BMD of the beam on the compression side showing the salient values. What are the maximum bending moments of the beam? Draw the deflected shape of the beam. d) Solve the problem using the Strand7. Assume any suitable value of El (state the value you have used for El). Show the model with all the nodes, element numbers and boundary conditions. Display the deflected shape and BMD. e) Show a table comparing the stiffness method (manual calculations) of the all the reactions and the maximum bending moment…arrow_forward
- Using AutoCAD. I need help please to exact measurearrow_forwardDraw Isometric view of this multiview of object.arrow_forwardREMINDER: The truss must be cut into two different sections. You can choose either one to solve as you will get the same answer. Since there are three equations available, you can't cut more than three members 6.25 Determine the force in members BD, CD, and CE of the truss shown. BO C 36 kips 36 kips D F H 7.5 ft E G 4 panels at 10 ft = 40 ftarrow_forward
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