Multiple choice

Steel sleepers are ..... shaped in section.

  1. oval

  2. rectangular

  3. trough

  4. semi-spherical

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Steel sleepers have a trough (also called channel or trough-shaped) cross-section. This shape provides strength while allowing the sleepers to hold ballast and maintain position. The trough profile is characteristic of steel sleeper design, unlike timber or concrete sleepers which have different shapes.