The GATE Grind

GATE 2024 CE (CE2) – Question 28

Transportation Infrastructure · Geometric design of roadways: cross-section, sight distance, alignments · 1 mark · Multiple choice

In general, the outer edge is raised above the inner edge in horizontal curves for

  1. Highways, Railways, and Taxiways
  2. Highways and Railways only
  3. Railways and Taxiways only
  4. Highways only

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Show answer and explanation

Correct answer: (A) Highways, Railways, and Taxiways

Explanation

Superelevation (cant) is provided on the horizontal curves of highways, railway tracks and also on airport taxiways, in each case by raising the outer edge, so that part of the centrifugal force is balanced.