Q7: 1. Compare between tie and dowel bars
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Q: Determine the angle 0 between the two cables attached to the pipe.
A: Solution: Given Data Considering the diagram F1=30 NF2=25 Nα=30°β=30°γ=60°ε=60° We first need to…
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A: Given: The length of the gate AB is 1 m. The width of the gate AB is 2 m. Consider the figure,
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A: a) Creeping- It is a slow ,gradual moment of soil which is loosened by water.The moment of soil is…
Q: 3.63 Determine P necessary to just start opening the 2 m–wide gate. m Hinge 2 m-wide gate Water 4 m…
A: To Determine P necessary to just start opening the gate.
Q: Compute the following: a. wall shear b. wall moment c. Deflection at mid-span
A: As per bartleby guidelines, only 1st question with 3 subparts need to be solved. So, for rest of…
Q: 3. 2. 3. Draw I.L for R,, Vd left
A: The FBD of the beam is shown below:
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A: Given data Youngs modulus of concrete and steel Total load Cross section To find Diameter
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Q: Determine the internal force system acting on section 1 by analyzing the FBA of a) segment AD and b)…
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Q: required to fail the san Pa. /hat was the angle of shearing resistance? 1.37 2.16 33.25
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Q: Compute the degree of external , internal , total static indeterminacy for the structure
A: Given data : Number of member (m)=13Number of External support reaction (R)=2+1=3Number of Joint…
Q: Consider the drawing below. What is the minimum coefficient of friction at E so that the truss is…
A: Coefficient of friction: The resistance of the moving body with respect to the surface is known as…
Q: P (kN)= 7 allow=45 Pin C=double shear Pin D=single shear
A: Given P (kN)= 7 Allowable shear stress=45Mpa Pin C=double shear Pin D=single shear
Q: 29.2 kN/m 3 m -4.5 m- Find rection and draw sheer and moment diagram, L=8
A: Calculate the support reactions at support A and B:…
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Q: dx Free Surface t dx Fixed ys dx Wall
A: a.) Applying the equilibrium condition in horizontal direction τdx×1=γ.sdx.sinθτ=γ.ssinθ But, the…
Q: m+R-2J =
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Q: 2. Draw the FBD of the entire structure 18 KN 2 m 2 in B E. 2 m -3.6 m
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Q: 2. It is desired to remove the spike from the timber by applying force along its horizontal axis. An…
A: Represent the external forces acting on the spike. Here, T is the resultant force due to the…
Q: below, compute the magnitude of the force (F) required to break contact at point (c)?
A: From the given figure, the magnitude of F to break the contact point C has to be determined.
Q: a) What could be the problem with the knot? b) How would you change the knot?
A: What could be the problem with the knot? For the durability of the knot it doesn't have enough…
Q: Determine degree of static indeterminacy Hinge A B C D
A: Given data : Number of member (m)=4Number of external support reaction (R)=2+1+1+1=5Number of…
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Q: Curved panel BC in Fig. P2.96 is a 60° arc, perpend lar to the bottom at C. If the panel is 4 m wide…
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Q: 6ОKN 80KN 50KN 4m 2m 1m 3m W KN/m R1
A: Draw SFD and BMD We will first find reactions at support then draw SFD and BMD
Q: 3. It is desired to remove the spike from the timber by applying force along its horizontal axis. An…
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Q: The concrete slab supports the six vertical loads shown. Determine the x- and y-coordinates of the…
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Q: Determine the degree of indeterminacy of the structure below 02
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Q: increasing the length of the beams will *
A: In construction beams are horizontal, weight-bearing supports that span between columns or posts.…
Q: 1.5m hinge D B.
A: (1) moment at A -Rotates beam at A by 1 unit (2) shear at C = V ⇒T Sin θ = v ⇒ T…
Q: Discuss two-way shear
A: A two-way shear, also known as a punching shear, occurs when shear is resisted along the edge of a…
Q: 3.18 Solve for AC, BC, and BD using only one section cut. Use the right portion for the FBD.
A: A truss is a frame that is composed of a minimum of three sections joined by a pin or rigid joint.…
Q: 1. Resolve each force acting on the post into its x and y components. 300 N F 600 N F F=450 N
A: explanation is given in below step F1x = 0 F1y = 300 F2x = -318.2…
Q: B D of the following best describe the structure? le ninate minate to the first degree minate to f…
A: Degree of static indeterminacy is given by Ds=3m+ R -3J where m=number of member= 3 R=external…
Q: Compute the nominal block shear strength.
A: Solution: Given, WT18 X 13 Properties of WT18 X 13 Depth = 7.85 in Flange thickness == 0.345 in Web…
Q: 4 EN/m 2m
A: Reaction at A and B in vertical direction is RA and RB respectively. Horizontal reaction at A is HA.…
Q: Determine the resultant internal loadings of the cross-section at points E and F of the assembly. b…
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Q: Find the force per unit width acting on the side wall AB.
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Q: How are wheels and shafts joined? A) Wedge B) by pin C) by bolt
A: Wheels ans shaft are jointed by pin joint for flexibility.
Q: 1. It is desired to remove the spike from the timber by applying force along its horizontal axis. An…
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Q: At what height Hwill the rigid gate, hinged at a central point as shown in Figure P262, open if h…
A: Given data : width of plate=BDepth of plate (D)=1.2+hh=0.8 m
Q: PROBLEM 1 Calculate whether the frictionless door is safe against overturning Line load q=55 kN/m…
A: find active force and passive force and finding moments to check factor of safety
Q: SITUATION B: The beam is to carry an Ultimate Moment of 580 kN-m, geometrical property of the beam…
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Q: DRAW the FBD of each member
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Q: pressure and force at the bottom
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Q: Problem 4: Find the smallest force P to cause the crate to move upward. Given: lo = 2.5 m, Ir = 2.4…
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Q: the force developed in the post
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- Repeat Problem 19-7 using two different depths of untreated aggregate bases of 6 in. and 12 in. Highway contractors in your area can furnish rates for providing and properly laying an asphalt concrete surface and untreated granular base. Assume a structural coefficient of 0.12 for the base course. If these rates are available, determine the cost for constructing the different pavement designs if the highway section is 5 miles long and the lane width is 12 ft. Which design will you select for construction?Ex/ Comparison Between Flexible and Rigid Pavements ? Comprehensive comparisonWhat are the ASHTO design considerations for flexible pavements? What are the ASHTO design considerations for rigid pavements? Give descriptions in each.
- 12. Refer to Figure II-1 attached. A flexible pavement is to be evaluated according to the AASHTO 1972 design guide. The existing pavement has a weighted structural number=3.4, a regional factor=2.0, and a soil support value=4.5. What would be the approximated number of daily equivalent 18-kip axles to be allowed on this road for a 20-year analysis period?a. 10b. 33c. 100d. 149013. Refer to Figure 3.1 attached. In the flexible pavement design example illustrated in the figure, what would be the required structural number if designing for W18=2,000,000 instead?a. 1.5b. 4.3c. 6.1d. 7.3A rigid pavement is being designed with the same parameters as used in Problem 4.5. The modulus of subgrade reaction is 300 lb/in? and the slab thickness is determined to be 8.5 inches. The load transfer coefficient is 3.0, the drainage coefficient is 1.0, and the modulus of elasticity is 4 million 1b/in?. What is the design modulus of rupture? (Assume that any parameters not given in this problem are the same as those given in Problem 4.5.) 4.5 for reference: A flexible pavement was designed for the following daily traffic with a 12-year design life: 1300 single axles at 8000 Ib each, 900 tandem axles at 15,000 1b each, 20 single axles at 40,000 Ib each, and200 tandem axles at 40,000 lb each. The highway was designed with 4 inches of HMA wearing surface,
- DESIGN OF A RIGID PAVEMENT1. Give a summary of rigid pavement design procedure by AASHTO method (1993), anddescribe the variables used in the method.2. Explain the CBR test; how to conduct the test and its purposes. Where are the usages oftest results in practical applications? Explain its advantages and disadvantages.3. Determine the thickness of a rigid pavement (thickness of concrete slab) by using thedata provided below:DATA PROVIDED:1. Cumulative 18kips ESAL = 5.000.0002. Overall standard deviation = 0.33. Reliability = 95%4. Design serviceability loose =1.75. Drainage coefficient = 16. Load transfer coefficient = 3.27. Mean concrete modulus of rupture = 650 psi8. Elastic modulus of the concrete to be used = 5.000.000psi9. Results of CBR test on subgrade material in the laboratory (Table 1):10. Standard force-penetration data.Q:Discuss various tests used for the quality of bitumen used in flexible pavements.Discuss the pros and cons of JPCP versus JRCP. What is meant by the mechanistic-empirical method of pavement design? Is it possible to develop a wholly mechanistic method of pavement design? Why?
- Question: 1 Discuss various tests used for the quality of aggregate used in flexible pavements Subject: Transportation Engineering 22. The AASHO present serviceability rating (PSR) was considered an objective quantity used to establish the performance of highway pavement in terms of applied traffic.a. Trueb. FalseA dual wheel having a load per tire of 5000 Ib, 70 psi pressure and μ = 0.5. Calculate thetotal pavement deflections due to the dual wheel by one-layer theory at the followingradial distances from the centerline of one tire: r=0, 3.5,10.5. (Use Pavement Thickness= 8in).