Electricity Asset Management Plan 2019-2029
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Significant Changes from 2018 AMP
2019 AMP SCHEDULE DATE
SUBSTATION
PROJECT AND PROGRAMME DESCRIPTION
2018 AMP SCHEDULE DATE
REASON FOR CHANGE
FY21
Hobson
Hobson - Quay St 110kV SUBT cable
FY19
To coordinate with major road works
Orewa
Orewa 33kV SWBD ODID
FY23
Change in network configuration
FY25
Quay
Quay 11kV SWBD Replace
FY22
Revised risk assessment
FY23
Quay
Quay St 2nd 22kV SWBD
FY21
To align with customer demand
FY25
St Heliers
St Heliers 11kV vacuum CBs retrofit
FY23
Revised risk assessment
FY24
Te Papapa
Te Papapa 11kV SWBD Replace
FY22
Revised risk assessment
FY22
Wiri
Wiri 11kV vacuum CBs retrofit and upgrade protection
FY20
Revised risk assessment
Brickworks
Brickworks 2nd 33/11kV TX
FY25
Change in forecast to align with customer demand
FY23
Chevalier
Chevalier SUBT Cable replace
FY21
Revised risk assessment
Keeling Rd
Keeling Rd 2nd 33kV Supply
FY28
Change in forecast to align with customer demand
FY28
Millwater
Millwater Zone Substation
FY24
Change in demand forecast
FY22
Onehunga
Onehunga SUBT Cable replace
FY24
Review of risk profile
FY29
Red Hills
Redhills Zone Substation
FY23
Change in demand forecast
FY29
Riverhead
Riverhead 33/11kV TX capacity upgrade
FY27
Change in demand forecast
Takapuna
Second Waitemata Harbour Crossing Tunnel Supply
FY24
Coordinate with major road works Coordinate with Transpower works
FY20
Mangere GXP
Mangere Transpower 33kV SWBD ODID
FY21
FY25
Warkworth South
Warkworth South Zone Substation
FY27
Change in demand forecast
Whenuapai
Whenuapai Zone Substation
FY28
Change in demand forecast
Woodford
Woodford 2nd 33/11kV TX and 33kV cable
FY28
Change in demand forecast
FY23
Hobson
CRL Stations General Relocation Works
FY21
Coordinate with major road works
FY22
Takapuna
Takapuna 2nd 33/11kV TX and Subtrans
FY20
Increase in project scope
Waimauku
Waimauku 2nd 33kV Supply and 33kV SWBD
FY22
Project split into other individual projects
FY26
Highbury
Highbury 2nd 33/11kV TX and cables
FY20
Change in demand forecast
FY22
Omaha
Omaha Zone Substation
FY20
Allow for delivery capacity
FY21
Warkworth
SH1 Dome Valley future proof ducts
FY23
Coordinate with major road works
FY22
Te Atatu
Te Atatu 33/11kV TX capacity upgrade
FY24
Change in demand forecast
FY26
Sabulite
Sabulite 33/11kV TX capacity upgrade
FY21
Change in demand forecast
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