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On steep mountain grades, __________ are designed to stop runaway vehicles safely without injuring drivers or passengers.

Correct answer

  • acceleration ramps
  • escape ramps
  • deceleration ramps

Explanation

Escape ramps are located on many steep mountain grades. Escape ramps are made to stop runaway vehicles safely without injuring drivers or passengers. Escape ramps use a long bed of loose, soft material (pea gravel) to slow a runaway vehicle, sometimes in combination with an upgrade.

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