Highway Engineering
Study the following statements regarding creep. i) Creep is greater on curves than on tangent railway track, ii) Creep in new rails is more than that in old rails, iii) Creep is more on steep gradients than on level track. The correct answer is

(ii) and (iii)
(i)and(ii)
only (i)
(i), (ii) and (iii)

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Highway Engineering
With increase in speed of the traffic stream, the maximum capacity of the lane

first decreases and then increases after reaching a minimum value at optimum speed
first increases and then decreases after reaching a maximum value at optimum speed
increases
decreases

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