Multiple choice

The extra rails provided over bridge to prevent damage and danger in case of derailment on the bridge are known as

  1. stock rails

  2. guard rails

  3. check rails

  4. wing rails
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Guard rails are additional rails installed on bridges to prevent derailment consequences. They run parallel to the running rails and keep derailed wheels within the track limits, preventing the vehicle from leaving the bridge structure and causing catastrophic damage.

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