1.

Trenches beyond the depth of 1.2 meter is considered as a1. Confined space2. Tunnel3. Hazard4. Cave

Answer» Correct Answer - Option 1 : Confined space

Explanation:

Trenches​

  • A trench is a long narrow excavation which is deeper than it is wide, and open to the surface along its length.
  • Trenches are generally excavated to install or maintain underground services or to investigate what is beneath the surface.

Confined space

  • A confined space is an enclosed or partially enclosed space, not intended or designed primarily for human occupancy.
  • Trenches beyond the depth of 1.2 meter is considered as a confined space.


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