2. A 3% grade intersects a -3.4% grade at station 200+320 of elevation 243.5 meters. Design a vertical summit parabolic curve connecting the two tangent grades to conform with the following specifications: Design Velocity = 60 kph Perception Reaction time = 2.5s Deceleration Rate=3.4 sec (AASHTO STD) h = 1.08 mts (AASHTO STD) h2 = 0.60 mts (AASHTO STD) a) Determine the Length of the Curve. b) Station of PC and PT and the location of the highest point of the curve. c) Elevation of the highest point on the curve.

2. A 3% grade intersects a -3.4% grade at station 200+320 of elevation 243.5 meters. Design a vertical summit parabolic curve connecting the two tangent grades to conform with the following specifications: Design Velocity = 60 kph Perception Reaction time = 2.5s Deceleration Rate=3.4 sec (AASHTO STD) h = 1.08 mts (AASHTO STD) h2 = 0.60 mts (AASHTO STD) a) Determine the Length of the Curve. b) Station of PC and PT and the location of the highest point of the curve. c) Elevation of the highest point on the curve.

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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