Wellington: infrastructure exposure

12 tracked projects · $11.9b total pipeline value

12Projects

$11.9bTotal value

$5.6bAt election risk

71/100Avg. delivery confidence

Projects by value

Project	Status	Value	Completion	Score	Election risk
Wellington Transport Package (SH1 Improvements)	Planning	$3.8b	2033	54	High
Ōtaki to North of Levin (Ō2NL)	Under Construction	$2.1b	2029	90	Low
Interislander: New Cook Strait Ferries	Under Construction	$1.9b	2029	83	Low
Petone to Grenada Link Road (Wellington RoNS)	Planning	$1.8b	2035	42	Extreme
Cook Strait HVDC Cable Replacement	Planning	$1.1b	TBC	81	Safe
SH2 Melling Interchange	Under Construction	$743m	2031	89	Low
Wellington International Airport Expansion	Planning	$500m	2028	71	Safe
Wellington Water Infrastructure Renewals	Under Construction	Value TBC	2030	79	Safe
CentrePort Wellington: Port Resilience Programme	Under Construction	Value TBC	TBC	85	Safe
2nd Mt Victoria Tunnel	Planning	Value TBC	TBC	60	Medium
Basin Reserve Transport Improvements	Planning	Value TBC	TBC	60	Medium
2nd Terrace Tunnel	Planning	Value TBC	TBC	60	Medium

Sources & methodology. Project data from Te Waihanga's National Infrastructure Pipeline and public records. The Delivery Confidence Score is a transparent ranking (see https://www.infrawatch.nz/methodology/delivery-confidence/). Approximations are flagged; no figures are fabricated. © 2026 NZ InfraWatch.