2. A grade line AB having a slope of +5% intersect another grade line BC having a slope of -3% at B. The elevations of points A, B and C are 95 m, 100 m and 97 m respectively. Determine the elevation of the summit of the 100 m parabolic vertical curve to connect the grade lines.
2. A grade line AB having a slope of +5% intersect another grade line BC having a slope of -3% at B. The elevations of points A, B and C are 95 m, 100 m and 97 m respectively. Determine the elevation of the summit of the 100 m parabolic vertical curve to connect the grade lines.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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2. A grade line AB having a slope of +5% intersect another grade line BC having a
slope of –3% at B. The elevations of points A, B and C are 95 m, 100 m and 97 m
respectively. Determine the elevation of the summit of the 100 m parabolic vertical
curve to connect the grade lines.
PLEASE SOLVE IT USING THE EQUATIONS OF A PARABOLA. (y=Ax2+Bx+C)
DO NOT SOLVE THE REQUIRED USING THE GRADE DIAGRAM.
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