A highway engineer must stake a symmetrical vertical curve where an entering grade of +0.80% meets an existing grade of -0.40% at station 10 + 100 which has an elevation of 140.36 m. If the maximum allowable change in grade per 20 m station is -0.20%, what is the length of the vertical curve?
A highway engineer must stake a symmetrical vertical curve where an entering grade of +0.80% meets an existing grade of -0.40% at station 10 + 100 which has an elevation of 140.36 m. If the maximum allowable change in grade per 20 m station is -0.20%, what is the length of the vertical curve?
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A highway engineer must stake a symmetrical vertical curve where an entering grade
of +0.80% meets an existing grade of -0.40% at station 10 + 100 which has an elevation
of 140.36 m. If the maximum allowable change in grade per 20 m station is -0.20%, what
is the length of the vertical curve?
EVALUATE
Discuss, how you derive your answer on the question above.
SITY
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