Principles of Highway Engineering and Traffic Analysi (NEW!!)
6th Edition
ISBN: 9781119305026
Author: Fred L. Mannering, Scott S. Washburn
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Question
Chapter 3, Problem 47P
To determine
The superelevation required at the design speed, also compute the degree of curve, length of the curve, and stationing of the
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A single-lane racetrack is being constructed with a 150 mph design speed. A curve on this
track has a radius of 4500 ft, central angle of 30 degrees, and a PI located at station 150+40.
If the coefficient of side friction is 0.3, what superelevation is required for safe vehicle travel
at the design speed? Also, determine the length of the curve and station of the PC and PT.
A developer is having a single-lane raceway constructed with a 160 km/h design speed. A
curve on the raceway has a radius of 305 m, a central angle of 30 degrees, and Pl
stationing at 375 +030. If the design coefficient of side friction is 0.20, determine the
superelevation required at design speed. Also, compute the degree of curvature. length of
1
curve and stationing of the PC and PT.
b. With an aid of a sketch define Camber and explain how the amount of camber is decided
What are the disadvantages associated with excessive camber?
VOS
A curve road 74m in radius has a super elevation of 0.12 and a design speed of 80kph. Determine the coefficient of friction between the
tires and the pavement.
Correct!
0.56
0.42
0.38
0.68
Chapter 3 Solutions
Principles of Highway Engineering and Traffic Analysi (NEW!!)
Ch. 3 - Prob. 1PCh. 3 - Prob. 2PCh. 3 - Prob. 3PCh. 3 - Prob. 4PCh. 3 - Prob. 5PCh. 3 - Prob. 6PCh. 3 - Prob. 7PCh. 3 - Prob. 8PCh. 3 - Prob. 9PCh. 3 - Prob. 10P
Ch. 3 - Prob. 11PCh. 3 - Prob. 12PCh. 3 - Prob. 13PCh. 3 - Prob. 14PCh. 3 - Prob. 15PCh. 3 - Prob. 16PCh. 3 - Prob. 17PCh. 3 - Prob. 18PCh. 3 - Prob. 19PCh. 3 - Prob. 20PCh. 3 - Prob. 21PCh. 3 - Prob. 22PCh. 3 - Prob. 23PCh. 3 - Prob. 24PCh. 3 - Prob. 25PCh. 3 - Prob. 26PCh. 3 - Prob. 27PCh. 3 - Prob. 28PCh. 3 - Prob. 29PCh. 3 - Prob. 30PCh. 3 - Prob. 31PCh. 3 - Prob. 32PCh. 3 - Prob. 33PCh. 3 - Prob. 34PCh. 3 - Prob. 35PCh. 3 - Prob. 36PCh. 3 - Prob. 37PCh. 3 - Prob. 38PCh. 3 - Prob. 39PCh. 3 - Prob. 40PCh. 3 - Prob. 41PCh. 3 - Prob. 42PCh. 3 - Prob. 43PCh. 3 - Prob. 44PCh. 3 - Prob. 45PCh. 3 - Prob. 46PCh. 3 - Prob. 47PCh. 3 - Prob. 48PCh. 3 - Prob. 49PCh. 3 - Prob. 50PCh. 3 - Prob. 51PCh. 3 - Prob. 52PCh. 3 - Prob. 53PCh. 3 - Prob. 54PCh. 3 - Prob. 55PCh. 3 - Prob. 56PCh. 3 - Prob. 57PCh. 3 - Prob. 58PCh. 3 - Prob. 59PCh. 3 - Prob. 60PCh. 3 - Prob. 61PCh. 3 - Prob. 62PCh. 3 - Prob. 63PCh. 3 - Prob. 64PCh. 3 - Prob. 65PCh. 3 - Prob. 66PCh. 3 - Prob. 67P
Knowledge Booster
Similar questions
- The Sepang International Circuit is a motorsport racetrack in Sepang, Selangor, Malaysia. The track is designed with a 160 km/h design speed. A curve on the raceway has design parameters as shown in Table 1. Table 1: Design Parameters for the Horizontal Alignment Radius Central angle PI stationing Side friction 305 m 30 degrees 34+300.000 0.20 Calculate: (a) Superelevation (b) Degree of curve (c) Length of curve (d) Stationing of the PC (e) Stationing of the PTarrow_forwardA curving roadway has a curve with a radius of 580 m. The superelevation has been set at 0.05, angle of 65o and the coefficient of side friction is found to be 0.20. In addition, the traffic engineer has designed the speed as 100 km/hr.i. Explain whether this designed speed will provide a safe vehicle operation or not?ii. Find middle ordinate M,arrow_forwardA car is entering a curve of radius 190m with a velocity of 165kph. Determine the angle of banking of the track to prevent the 1435kg car from sliding down the track. The coefficient of friction between the tires and the track is 0.30. Show complete solution and draw FBD.arrow_forward
- 1. The superelevation of a highway is 0.15. Compute the degree of the curve if the design speed of the car passing through the curve is 90kph and the skid resistance is 0.10.arrow_forwardA. Determine the rate of radial acceleration on a section of highway (design speed 130 Km/hr) following the horizontal circular curve by a transition spiral (200 m in length)? f;=D 0.12, e= 0.1 B. The distance between the front and rear axle is 10 m. Calculate Wi that is required for a circular curve in a multilane highway (three lanes in each direction)? This circular curve has (50 m) radius and pavement width is (11.25m). Calculate the total widening Calculate the total width that is required for this circular curve? %|arrow_forwardA road is being designed for a speed of 110 km/hron a horizontal curve with a super elevation of 8%.If the coefficient of side friction is 0.10, theminimum radius of the curve (in m) required forsafe vehicular movement is..arrow_forward
- 3// Consider a roadway with a design speed of 60 km/h, for which a maximum super elevation rate of 6% has been selected. f =0.12...find the minimum radius of curvature..arrow_forwardProblem 1: A.) Find the angle of banking for a highway curve of 90 meter radius designed to accommodate cars traveling at 160 kph if the coefficient of friction between the tires and the road is 0.60 B.) What is the rated speed of the curve?arrow_forward3. Show Free-Body Diagram (FBD) as necessary. You are driving and approaching a banked curve, 5% slope. If the speed limit says that the maximum speed is 100 kph while the minimum is 30 kph, what is the static friction coefficient between the road and the tires?arrow_forward
- A roadway is being design for a speed of 65 mi/h. At one horizontal curve, it is known that the super elevation is 6.0% and the coefficient of side friction is 0.18. Determine the minimum radius that will provide for safe vehicle operation in ft. * 1108.2 1176.0 O h305.1 O 1205.6 O 1107.4arrow_forwardA car accelerates for t sec from rest to a velocity of 48 ft. per sec, the acceleration increasing uniformly from zero to 12 ft. pre sec². During the next 4 sec, the car decelerates at a constant rate to a velocity of 4 ft. per sec. Sketch the a-t, v-t and s-t curvesarrow_forwardThe design speed for a National Highway is 100 kmph. If the maximum permissible superelevation is 0.10 and the coefficient of lateral friction is 0.15, the ruling minimum radius of horizontal curve on the highway should be O A. 260 m O B. 315 m O C. 380 m O D. 410 marrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Structural Analysis (10th Edition)Civil EngineeringISBN:9780134610672Author:Russell C. HibbelerPublisher:PEARSON
Principles of Foundation Engineering (MindTap Cou...Civil EngineeringISBN:9781337705028Author:Braja M. Das, Nagaratnam SivakuganPublisher:Cengage Learning
Fundamentals of Structural AnalysisCivil EngineeringISBN:9780073398006Author:Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel LanningPublisher:McGraw-Hill Education
Traffic and Highway EngineeringCivil EngineeringISBN:9781305156241Author:Garber, Nicholas J.Publisher:Cengage Learning
Structural Analysis (10th Edition)
Civil Engineering
ISBN:9780134610672
Author:Russell C. Hibbeler
Publisher:PEARSON
Principles of Foundation Engineering (MindTap Cou...
Civil Engineering
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Cengage Learning
Fundamentals of Structural Analysis
Civil Engineering
ISBN:9780073398006
Author:Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning
Publisher:McGraw-Hill Education
Traffic and Highway Engineering
Civil Engineering
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Cengage Learning