A 500-feet vertical curve connects a -4% grade to a +2percent grade with a PVI at station 35 + 60.55. The PVI has an ele...
A 500-feet vertical curve connects a -4% grade to a +2percent grade with a PVI at station 35 + 60.55. The PVI has an elevation of 438.24ft.
(a) Calculate the location and elevation of: the PVC, the PVI, and the high point or low point on the curve.
(b) What should be the maximum posted speed limit on this curse?
Homework Answers
Add Answer to:
A 500-feet vertical curve connects a -4% grade to a +2percent grade with a PVI at station 35 + 60.55. The PVI has an ele...
please show steps and do it clearly 2. A 500 foot vertical curve connects a -4%...
please show steps and do it clearly
2. A 500 foot vertical curve connects a -4% grade to a +2 percent grade with a PVI at station 35+60.55. The PVI has an elevation of 438.24 ft. a. Calculation the location and elevation of the PVC, the PVT, and the high point or low point on the curve. b. What should be the maximum posted speed limit on this curve?
3. A 300 ft vertical curve connects a-2.3% approach grade and a +1.6% departure grade. The PVI is...
3. A 300 ft vertical curve connects a-2.3% approach grade and a +1.6% departure grade. The PVI is at 45+65 with elevation 369.22'. The curve is designed for 35 mi/hr speed limit. Calculate stations and elevations for PVC and PVT A 4% grade meets a failing grade of-25%. Station at P1 is at 60+00 and elevation is 95 feet. The length between PVC and PVT is 1400 feet. Find the elevation of the curve at station 58+00 4.
3. A...
7. A sag vertical curve connects a-4.75% grade and a +3.75% grade. The PVI is at...
7. A sag vertical curve connects a-4.75% grade and a +3.75% grade. The PVI is at station 45+90.00 at an elevation of 611.00 ft. The design speed is 50 mi/h. Determine the minimum length of the vertical curve using the AASHTO method ("K" factors). Round the minimum length up to the next 10 ft multiple for design of the vertical curve and associated calculations. Using this length, determine: The station and elevation of the PVC The station and elevation of...
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length =...
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length =...
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length =...
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
A crest vertical curve connects a +2% grade and a -2.05% grade. The PVI is at...
A crest vertical curve connects a +2% grade and a -2.05% grade. The PVI is at station 40+00.00 at an elevation of 100.00 ft. The design speed is 70 mi/h. If the length is 1084 ft, determine: (b) The station of the BVC (3 pts (c) The elevation of the BVC (3 pts (d) The station of the EVC (3 pts) (e) The elevation of the EVC (3 pts) (1) The station of the highest point on the curve (4...
An equal-tangent vertical curve connects an initial grade of +2% and-2%. The PVI is located at...
An equal-tangent vertical curve connects an initial grade of +2% and-2%. The PVI is located at an elevation of 1000 feet. If the design speed is 60 mi/h and the curve is designed for stopping sight distance, then what is the elevation of the PVT, in feet?
1. (35 pts) A-2% grade intersects with a +3% grade at station 410+50.00 at an elevation of 200 fe...
1. (35 pts) A-2% grade intersects with a +3% grade at station 410+50.00 at an elevation of 200 feet. If the speed limit is 70 mph, determine: a. b. C. d. Minimum length of vertical curve Stations and elevations of PVC and PVT Station and elevation of highpoint Create a spreadsheet that calculated the elevation of each 100 feet station and graph the curve.
1. (35 pts) A-2% grade intersects with a +3% grade at station 410+50.00 at an elevation...
25. A spiral curve with a length of 50 feet connects a tangent to a curve...
25. A spiral curve with a length of 50 feet connects a tangent to a curve having a radius of 100 feet. Deter- mine the offset from the tangent to the point where the spiral connects to the curve and the length of throw from the tangent. 26. Given a spiral curve with a length of 150 feet, which connects a tangent to a curve having a radius of 200 feet, determine the offsets from the tangent to the midpoint...
please show steps and do it clearly
2. A 500 foot vertical curve connects a -4% grade to a +2 percent grade with a PVI at station 35+60.55. The PVI has an elevation of 438.24 ft. a. Calculation the location and elevation of the PVC, the PVT, and the high point or low point on the curve. b. What should be the maximum posted speed limit on this curve?
3. A 300 ft vertical curve connects a-2.3% approach grade and a +1.6% departure grade. The PVI is at 45+65 with elevation 369.22'. The curve is designed for 35 mi/hr speed limit. Calculate stations and elevations for PVC and PVT A 4% grade meets a failing grade of-25%. Station at P1 is at 60+00 and elevation is 95 feet. The length between PVC and PVT is 1400 feet. Find the elevation of the curve at station 58+00 4.
3. A...
7. A sag vertical curve connects a-4.75% grade and a +3.75% grade. The PVI is at station 45+90.00 at an elevation of 611.00 ft. The design speed is 50 mi/h. Determine the minimum length of the vertical curve using the AASHTO method ("K" factors). Round the minimum length up to the next 10 ft multiple for design of the vertical curve and associated calculations. Using this length, determine: The station and elevation of the PVC The station and elevation of...
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
1. Given a vertical curve with: PVI station = 26+42.17PVI Elevation = 1642.91 feet Length = 947.00 feet Entrance grade (gl) = -6.0% Exit grade (g2) = +1.2% Calculate the PVC station and elevation. • Calculate the PVT station and elevation. - Calculate the elevation at station 27+34.90. • Calculate the station and elevation of the high/low point.
A crest vertical curve connects a +2% grade and a -2.05% grade. The PVI is at station 40+00.00 at an elevation of 100.00 ft. The design speed is 70 mi/h. If the length is 1084 ft, determine: (b) The station of the BVC (3 pts (c) The elevation of the BVC (3 pts (d) The station of the EVC (3 pts) (e) The elevation of the EVC (3 pts) (1) The station of the highest point on the curve (4...
An equal-tangent vertical curve connects an initial grade of +2% and-2%. The PVI is located at an elevation of 1000 feet. If the design speed is 60 mi/h and the curve is designed for stopping sight distance, then what is the elevation of the PVT, in feet?
1. (35 pts) A-2% grade intersects with a +3% grade at station 410+50.00 at an elevation of 200 feet. If the speed limit is 70 mph, determine: a. b. C. d. Minimum length of vertical curve Stations and elevations of PVC and PVT Station and elevation of highpoint Create a spreadsheet that calculated the elevation of each 100 feet station and graph the curve.
1. (35 pts) A-2% grade intersects with a +3% grade at station 410+50.00 at an elevation...
25. A spiral curve with a length of 50 feet connects a tangent to a curve having a radius of 100 feet. Deter- mine the offset from the tangent to the point where the spiral connects to the curve and the length of throw from the tangent. 26. Given a spiral curve with a length of 150 feet, which connects a tangent to a curve having a radius of 200 feet, determine the offsets from the tangent to the midpoint...
Most questions answered within 3 hours.
-
Write a program that asks the user how many integers they would
like to enter. You...
asked 6 minutes ago -
Well developed answer:
In your own words describe the following key terms:
A. Nonprofit Organization, Proprietary...
asked 12 minutes ago -
Determine the sample size n needed to construct a 95%
confidence interval to estimate the population...
asked 12 minutes ago -
A generator has a
450-turn coil that is 10 cm long and 12 cm wide. The...
asked 20 minutes ago -
Can someone please explain how you get the calculations for the
shear and moment diagrams with...
asked 20 minutes ago -
- Describe the process of planning, managing, and controlling
quality in projects.
Class - A project...
asked 22 minutes ago -
1.) In order to appreciably influence the vapor pressure of a
liquid mixture a substance must...
asked 28 minutes ago -
Chapter 05, Problem 01
A car travels at a constant speed around a circular track
whose...
asked 29 minutes ago -
Which of the following quotes from a new-product adopter would
signal the need for a firm...
asked 50 minutes ago -
Why are anthropologists interested in studying exchange across
cultures?
asked 44 minutes ago -
3. You may be aware that Wal-Mart is also using RFID
technologies at their stores. Name...
asked 50 minutes ago -
What are the key benefits and limitations of a relational
DBMS?
asked 54 minutes ago