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If we have a straight highway without any horizontal curve, do we need to do a super elevation? If yes, why?

Engineering Civil Works Highways
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Question ajoutée par Ahmed Shawky , Engineering& Design Manager , ALJABER Engineering
Date de publication: 2016/01/13
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Parthiban Kothandapani
par Parthiban Kothandapani , Quantity Surveyor , A Reputed Construction Company.

In a straight and flat road,there is no need for super elevation.

Muhammad Rashid
par Muhammad Rashid , Assistant Manager Operations , The Mall

no need of super elevation

if we have super elevation it will reduce the speed the of vehicle that is not good

Ahmed Shawky
par Ahmed Shawky , Engineering& Design Manager , ALJABER Engineering

Indeed, no need to super-elevate the road if we don't have any horizontal curve but you should take into consideration that all roads sections even the straight ones shall have a minimum transverse slope for the surface water drainage to catchment areas.

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