BICSI
RCDD-002 · Question #27
What's the MINIMUM depth of a trench from top of the cable/conduit to final grade? (Select two options.)
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Pathways and Spaces
Question
What's the MINIMUM depth of a trench from top of the cable/conduit to final grade? (Select two options.)
Options
- A305 mm(12 in)
- B610 mm (24 in)
- C914 mm (36 in)
- D1270 mm (50 in)
- EBelow the area's 50-year frost line
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Topics
#Trench depth requirements#Cable/conduit installation#Frost line protection#Building codes