Exercise 5 A transition curve is required for a single carriageway road with a design speed of 100 km/hr. The bearings of the two straights in question are 17° and 59°. Assuming a value of 0.3 m/s3 for C, calculate the following: The transition length, L II. I. The shift, S II. The length along the tangent required from the intersection point to the start of the transition, IT

Exercise 5 A transition curve is required for a single carriageway road with a design speed of 100 km/hr. The bearings of the two straights in question are 17° and 59°. Assuming a value of 0.3 m/s3 for C, calculate the following: The transition length, L II. I. The shift, S II. The length along the tangent required from the intersection point to the start of the transition, IT

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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A sag curve connects a -1.5 percent grade with a +2.5 percent grade on a rural arterial highway. The criterion selected for design is the minimum stopping sight distance, and the design speed of the highway is 70 mph. Assume the perception-reaction time of 2.5 seconds and a deceleration rate of 11.2 ft./sec^2. a. Determine the length of the curve. b. Compute the elevation of the curve at PVC and PVT if the grades intersect at station (475 + 00) at an elevation of 300 ft.
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