An ascending grade of 2.1% intersects another grade at STA 12+598 whose elevation is 549m. The change in grade is -0.15% per 20m station. The two grades are to be connected by a parabolic curve 800m...


An ascending grade of 2.1% intersects another grade at STA 12+598 whose elevation is<br>549m. The change in grade is -0.15% per 20m station. The two grades are to be connected by<br>a parabolic curve 800m long. Determine the elevation (m) of the summit. *<br>

Extracted text: An ascending grade of 2.1% intersects another grade at STA 12+598 whose elevation is 549m. The change in grade is -0.15% per 20m station. The two grades are to be connected by a parabolic curve 800m long. Determine the elevation (m) of the summit. *

Jun 11, 2022
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