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Explain Negative Super elevation with neat sketch and find the speed on main curve if a 50 curve diverges from a 30 main curve on a BG yard assuming the speed of branch line is 35 kmph.
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  • Negative Superelevation Figure,

Negative Superelevation

  • When main line is on a curve and a branch line takes off from a main line with a curve which is in contrary flexure to the main line, the outer rail of the branch line instead of being raised, has to remain lower than the inner …

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