Pick up the correct statement from the following: (A) Detailed survey is carried out for a strip of land about 30 m at sharp curves (B) Levels are taken along the trace cut at an interval of 20 m (C) Contour interval is generally adopted at 2 metres vertical interval (D) All the above

Pick up the correct statement from the following:
(A) Detailed survey is carried out for a strip of land about 30 m at sharp curves
(B) Levels are taken along the trace cut at an interval of 20 m
(C) Contour interval is generally adopted at 2 metres vertical interval
(D) All the above
by

1 Answer

Answer :

Answer: Option D
by

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Floating gradients are generally provided (A) Along maximum gradients (B) Along minimum gradients (C) At summit curves (D) At valley curves

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