Before commencing work near overhead powerlines contact should be made with the body responsible for the electricity supply within your local area. Below is a list of some of the larger electricity suppliers in Australia, as well as links to area specific guidance material that they provide:
Aurora Energy
http://www.energycontract.com.au/pdf/electricity_network/Guidelines_for_work_near_overhead_powerlines.pdf
AusGrid
http://www2.energyaustralia.com.au/internet/pdfs/NS209+NSA.pdf
Country Energy
http://www.countryenergy.com.au/asset/cms/pdf/safety/work_near_overhead_powerlines.pdf
Energex
http://www.energex.com.au/__data/assets/pdf_file/0009/32301/look-up-and-live_working-near-powerlines_major-construction.pdf
ETSA
http://www.etsautilities.com.au/public/download.jsp?id=6611
Integral
http://www.integral.com.au/wps/wcm/connect/ie/nsw/nsw+homepage/communitynav/energy+safety/working+alongside+electricity/working+alongside+electricity
Power and Water Corporation
http://www.powerwater.com.au/__data/assets/pdf_file/0006/1599/Powerlines_-_Look_up_and_live_-_July_2008.pdf
Western Power
http://www.westernpower.com.au/safety/Electrical_Safety_at_Work.html
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