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ROBLEM 4 A VERTICAL PARABOLIC CURVE HAS A FORWARD TANGENT OF -2.75% AND A BACK TANGENT OF +3.25%. THE HEIGHT OF YESIGHT OF THE DRIVER IN THE APPROACHING SIDE IS 1.30M AND THE HEIGHT OF OBJECT ON THE OTHER SIDE IS 1.25M. SAFE IGHT DISTANCE IS 120M. IF P.T. IS AT STATION 7+777 AND HAS AN ELEVATION OF 70M, DETERMINE: a.) LENGTH OF THE PARABOLIC CURVE b.) STATIONING OF THE CRITICAL POINT c.) FIND THE ELEVATION OF THE CURVE AT STATION 7+754

ROBLEM 4 A VERTICAL PARABOLIC CURVE HAS A FORWARD TANGENT OF -2.75% AND A BACK TANGENT OF +3.25%. THE HEIGHT OF YESIGHT OF THE DRIVER IN THE APPROACHING SIDE IS 1.30M AND THE HEIGHT OF OBJECT ON THE OTHER SIDE IS 1.25M. SAFE IGHT DISTANCE IS 120M. IF P.T. IS AT STATION 7+777 AND HAS AN ELEVATION OF 70M, DETERMINE: a.) LENGTH OF THE PARABOLIC CURVE b.) STATIONING OF THE CRITICAL POINT c.) FIND THE ELEVATION OF THE CURVE AT STATION 7+754

Structural Analysis
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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PROBLEM 4 A VERTICAL PARABOLIC CURVE HAS A FORWARD TANGENT OF -2.75% AND A BACK TANGENT OF +3.25%. THE HEIGHT OF EYESIGHT OF THE DRIVER IN THE APPROACHING SIDE IS 1.30M AND THE HEIGHT OF OBJECT ON THE OTHER SIDE IS 1.25M. SAFE SIGHT DISTANCE IS 120M. IF P.T. IS AT STATION 7+777 AND HAS AN ELEVATION OF 70M, DETERMINE: a.) LENGTH OF THE PARABOLIC CURVE b.) STATIONING OF THE CRITICAL POINT c.) FIND THE ELEVATION OF THE CURVE AT STATION 7+754
Transcribed Image Text:PROBLEM 4 A VERTICAL PARABOLIC CURVE HAS A FORWARD TANGENT OF -2.75% AND A BACK TANGENT OF +3.25%. THE HEIGHT OF EYESIGHT OF THE DRIVER IN THE APPROACHING SIDE IS 1.30M AND THE HEIGHT OF OBJECT ON THE OTHER SIDE IS 1.25M. SAFE SIGHT DISTANCE IS 120M. IF P.T. IS AT STATION 7+777 AND HAS AN ELEVATION OF 70M, DETERMINE: a.) LENGTH OF THE PARABOLIC CURVE b.) STATIONING OF THE CRITICAL POINT c.) FIND THE ELEVATION OF THE CURVE AT STATION 7+754
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