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A tangent section of highway has a -1.0% grade and ends at station 0+145 and elevation 26...

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Civil Engineering

A tangent section of highway has a -1.0% grade andends at station 0+145 and
elevation 26 m. It must be connected to another section of highwaythat has a -1.0% grade and that
begins at station 1 + 350 and elevation 40 m. The connectingalignment should consist of a sag
curve, constant grade section, and crest curve, and be designed fora speed of 80 km/h. What is the
lowest grade possible for the constant grade section that willcomplete the alignment?

Answer & Explanation Solved by verified expert
4.3 Ratings (814 Votes)
AnswerGivin thatA tangent section of highway has a 10 grade and    See Answer
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