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Q1: If the radius of a simple curve is R, the length of the chord for calculating offsets by the method of chords produced, should not exceed.

A R/10

B R/15

C R/20

D R/25.

ANS:C - R/20

Offset can be more than 15 is called as long offset, but it should not be greater than 20. That's why c is the correct answer. It is R/20 because the no of offsets should not exceed more than 20. Are as you know already is radius. The offset should not be greater than 15 m.
Flowing book - N.BASAK.



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