When is an Excavation Considered a
Trench?
An Excavation is:
Any man-made cut, cavity, trench, or
depression in an earth surface,
formed by earth removal
A Trench is a type of excavation that is:
• A narrow excavation that is deeper
than it is wide
• No more than 15 feet wide at bottom
• May be considered a Non-Permit or
Permit Required Confined Space
The MCA Excavation Permit and a Permit To Work shall be
completed for all excavations and trenches where equipment is
utilized and soil is removed to a depth greater than 12 inches