Publications and resources
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Public Helicopter Use around Transmission Lines
Flying near power lines is dangerous as the conductors (wires) can be difficult to see.
- 14 December 2020
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Helicopter user near transmission lines [ pdf 513.59 KB ]
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Stakeholder Forum presentation- May 2018
As part of our commitment to our stakeholders we regularly hold industry forums to focus on topical issues, to help us identify and set out our priorities.
- 03 May 2018
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Stakeholder Forum 3 May 2018 - presentation.pdf [ pdf 8.06 MB ]
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Stakeholder Forum presentation- December 2017
As part of our commitment to our stakeholders we regularly hold industry forums to focus on topical issues, to help us identify and set out our priorities. Presentations and other materials...
- 12 December 2017
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Stakeholder Forum 17 December 2017 - presentation.pdf [ pdf 4.8 MB ]
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Factsheet 1: electric and magnetic fields and Transpower
Electricity transmission, as well as many electrical appliances, produces electric and magnetic fields (EMF) of extremely low frequency.
- 17 July 2017
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EMF Factsheet 1 - Electric and Magnetic Fields and Transpower [ pdf 628.64 KB ]
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Factsheet 2: the nature of electric and magnetic fields
This factsheet describes the nature of electric and magnetic fields particularly as they relate to electricity transmission.
- 17 July 2017
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EMF Factsheet 2: The nature of electric and magnetic fields [ pdf 722.7 KB ]
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Factsheet 3: electric and magnetic field strengths
This fact sheet provides information on typical electric and magnetic field levels found in the environment including around transmission facilities.
- 17 July 2017
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EMF Factsheet 3: Electric and magnetic field strengths [ pdf 1.19 MB ]
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Factsheet 4: health effects and electric and magnetic fields
This fact sheet discusses the health effects of electric and magnetic fields.
- 17 July 2017
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EMF Factsheet 4: Health effects and electric and magnetic fields [ pdf 634.26 KB ]
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Factsheet 5: safety guidelines for electric and magnetic fields
This fact sheet provides the international and national consensus on safety guidelines for electric and magnetic field exposures.
- 17 July 2017
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EMF Factsheet 5: Safety guidelines for electric and magnetic fields [ pdf 682.56 KB ]
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The Development Guide
This guide provides information on the types of issues that development near National Grid lines can have on the lines and, conversely, the issues National Grid lines can have on development....
- 14 July 2016
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The Development Guide - Full [ pdf 13.74 MB ]
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Factsheet: electric and magnetic fields from underground transmission cabling
The safety of the public and our staff is fundamental to our business and our works are designed to comply with the international guidelines recommended by the NZ Ministry of Health.
- 08 June 2012
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