The legislation requires that underground lines must be designed, installed, operated and maintained to be safe for the electrical service conditions and physical environment in which they operate. The Electricity (General) Regulations 1997 - Schedule 3, defines the requirements for underground lines (including service lines) and Table 1 in Schedule 3 defines the minimum depth of underground cables.

Minimum Depth

The legislation requires that underground lines must be designed, installed, operated and maintained to be safe for the electrical service conditions and physical environment in which they operate. The Electricity (General) Regulations 1997 - Schedule 3, defines the requirements for underground lines (including service lines) and Table 1 in Schedule 3 defines the minimum depth of underground cables.

Clearance to Buildings

Section 39A of the Regulations defines minimum clearance distances required from underground powerlines.

Working Safely near Underground Powerlines

Remember to call Dial Before You Dig on 1100 for details of underground cables on public land. An ETSA Utilities Network Access Permit may be required when digging in proximity to underground cables.