If an upgrade of + 1.4% joins another upgrade of + 0.4% and rate of ch – McqOptions

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1.	If an upgrade of + 1.4% joins another upgrade of + 0.4% and rate of change of grade is 0.1% per 20 m chain, then the length of vertical curve is:
A.	200 m
B.	360 m
C.	400 m
D.	80 m
Answer» B. 360 m

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