Publications and resources
Resources search
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Annual Regulatory Report
This report incorporates Transpower's Annual Compliance Monitoring Statement for 2011/12.
- 19 October 2012
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Annual regulatory report 2011-2012 [ pdf 2.57 MB ]
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Annual Report 2011/12
This report describes Transpower's financial and operational performance for the financial year ending 30 June 2012.
- 15 October 2012
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Annual Report 2011/12 [ pdf 2.72 MB ]
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Domestic bond prospectus 2012
The Simplified Disclosure Prospectus relates to Transpower's 20 August 2012 offer of up to $200 million of unsecured, unsubordinated Bonds.
- 24 August 2012
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Simplified disclosure prospectus 2012 [ pdf 2.26 MB ]
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Transmission Pole Replacement
Over time, transmission poles may require replacement due to normal age-related wear and tear or to ensure safe ground clearances are maintained.
- 15 August 2012
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Transmission Pole Replacement [ pdf 232.28 KB ]
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Transmission Line Helicopter Operations
Helicopters are a vital part of inspecting and maintaining our 11,800 km of transmission lines throughout the country.
- 15 August 2012
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Transmission Line Helicopter Operations [ pdf 517.04 KB ]
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Transmission Line Condition Assessments and Patrols
We routinely check and assess the condition of that equipment to ensure the National Grid continues to provide a safe and secure power supply for the country.
- 15 August 2012
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Transmission Line Condition Assessments and Patrols Work Overview [ pdf 311.68 KB ]
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Tower Painting
Tower painting is part of our routine maintenance activities to ensure they continue to provide a reliable service over their expected lifetimes.
- 15 August 2012
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Tower Painting Work Overview [ pdf 646.28 KB ]
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Tower Foundation Refurbishment
Tower foundation refurbishment involves reinforcing transmission tower foundations, to ensure they continue to accommodate the existing and future loadings expected in their lifetimes.
- 15 August 2012
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Tower Foundation Refurbishment [ pdf 556.61 KB ]
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Routine Transmission Line Hardware Maintenance
Transmission line hardware is a general term describing the fittings on a structure (tower or pole) including those items attached to the conductor (wire). ...
- 15 August 2012
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Routine Transmission Line Hardware Maintenance [ pdf 499.91 KB ]
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Insulator and Hardware Maintenance
Insulators insulate the line so that the electricity being transported stays on the line and does not become earthed through the supporting structure.
- 15 August 2012
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Insulator and Hardware Maintenance Work Overview [ pdf 248.17 KB ]
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