- 1 A Simple Horizontal Curve Of Radius 750ft Connects Two Tangents That Intersect At An Angle Of 66 30 Compute The Par 1 (202.81 KiB) Viewed 46 times
1. A simple horizontal curve of radius 750ft connects two tangents that intersect at an angle of 66∘30′. Compute the parts of the curve, including T,L,LC,E, and M. 2. A simple horizontal curve of radius 125 m connects two tangents that intersect at an angle of 105∘40′. Compute the parts of the curve, including T,L,LC,E, and M. 3. What is the degree of curve (arc definition) in Problem 1? 4. What is the degree of curve (arc definition) in Problem 2? 5. A simple curve is to be laid out so that its middle ordinate is at least 75ft. If the tangents intersect at an angle of 40∘, what is the highest degree of curve that can be used? 6. A simple curve is to be laid out so that its external distance is 35 m or less. If the tangents intersect at an angle of 80∘, what is the smallest degree of curve that can be used? 7. The radius of a simple curve is twice its tangent distance. What is the angle of intersection? 8. The radius of a simple curve is equal to the length of the long chord. What is the angle of intersection? 9. For the simple curve in Problem 1 , if the station of the PI is 22+50, what are the stations of the PC and the PT? 10. For the simple curve in Problem 2, if the station of the PI is 12+00, what are the stations of the PC and the PT?