This is an HTML version of an attachment to the Official Information request 'Project Outcomes'.
Project Name:
Waterview Tunnel (Western Ring  SH1 Waikato Expressway - Hamilton se
Victoria Park Tunnel 
Northern Gateway Alliance (Albany to  Christchurch Northern
SH16 Causeway Upgrade (Western  Newmarket Viaduct Replacement Manukau Harbour Crossing 
Te Rapa Section
Transmission Gully PPP
Puhoi to Warkworth PPP
Route - RoNS)
 MacKays to Peka Peka Expressway
Puhoi)
 Arterial and QE2 Drive
Ring Route - RoNS)
 Waikato Expressway
 (Wel ington Northern Corridor – 
RoNS)
Scope
The Waterview Tunnel is a key 
The four-lane 22km Hamilton section  This is an 18km four-lane 
The Victoria Park Tunnel project was  The complete Albany to Puhoi  
New 4 lane arterial to link Northern  The Causeway Upgrade is a 4.8km  The Newmarket Connection project  Manukau Harbour Crossing doubled 
The section begins in the
It is a 27 km long, four lane motorway  The Puhoi to Warkworth  project is an 
piece of the Western Ring Route, a  commences at the Lake Road 
expressway that takes State 
designed to remove the last major 
(ALPURT) project runs from Greville 
motorway with QE2 drive with grade  long project on Auckland’s 
replaced the existing Newmarket 
the traffic capacity of State Highway 
 northwestern corner of Hamilton City  that runs from Linden to Mackays 
18.5km long four-lane motorway from 
junction with the Ngāruawāhia section 
48km motorway route through the  in the north. It then runs south, to the  Highway 1 along the Kāpiti Coast,  traffic bottleneck on Auckland’s 
Interchange in Albany to 1 km past 
separated interchanges and four 
Northwestern Motorway (SH16) 
Viaduct (flyover) replaced with a 
20 between Queenstown Road and 
and extends into Waikato district. It  Crossing, also through chal enging  Johnstones Hill tunnels to just north 
west of Auckland, connecting 
east of Hamilton, connecting to the 
and is the first of the Wellington 
central motorway network and unlock  Titford’s Bridge at Puhoi, north of 
laning of QE2 drive between Main 
between Great North Road 
wider, stronger, more sustainable  Walmsley Road, including duplicating  connects SH1C to the Ngaruawahia  geography. Its primary benefits are  of Warkworth through chal enging 
Manukau, the city, West Auckland  existing Tamahere and Cambridge 
Northern Corridor projects 
the potential of other significant 
Waiwera. ALPURT B1 runs from 
North Road and Innes Road. 
Interchange and Te Atatu 
new motorway bridge.
the Mangere Bridge, widening the 
section to the north at Horotiu and 
improved safety and travel reliability  geography. Ara Tūhono means a 
and the North Shore. The 2.4km  sections. It opened to traffic in July 
completed. It separates local and 
investment in recent years to improve  Silverdale to Orewa North, where the  Christchurch City Council portion of  Interchange, and is a key component 
Southwestern Motorway to three traffic  opened to traffic in December 2012. for users, and route 
connecting pathway and the name 
Waterview Tunnel between Pt 
2022 and marked the whole 102km 
Waikato Expressway being open.
highway traffic and aims for safer 
travel reliability to and around the 
motorway terminates at a roundabout  project (where the Al iance 
in completing the Western Ring 
lanes and a bus shoulder lane in each 
resilience/redundancy for the 
was gifted by our project treaty 
Chevalier and Mt Roskill opened 
and shorter trips to and through the  Auckland's central business district. and traffic is diverted onto a local road  operates under a separate 
Route.
direction, extending to Queenstown 
Wellington region.
partners, Hōkai Nuku. The motorway 
in July 2017.
Kāpiti Coast - with local and national 
to connect back to the State Highway.  agreement outside the main 
Road and SH20 Mt Roskill Extension in 
is a key strategic transport corridor 
benefits.
Sector B2 is the proposed extension 
Al iance Agreement) included 
The Causeway Upgrade Project 
the north and to Walmsley Road in the 
and provides a safer, more resilient 
from North Orewa through to Puhoi.
extension of motorway from QEI  to  involved raising a section of the 
south, replacing pedestrian  
and reliable route connecting 
Cranford street across Cranford 
Northwestern Motorway to prevent 
overbridges at Beachcroft Avenue 
Auckland to Northland.
The project is of a large scale requiring  Basin and continuation of 4 lanes 
flooding and widening it to provide 
(Onehunga) and Hastie Avenue 
3 significant bridge structures, and 
from Cranford Basin to Innes Rd 
additional capacity. The cycleway 
(Mangere Bridge), creating a new 
requiring approximately 3.2 million m3  along Cranford St.
alongside the motorway has been 
pedestrian and cycle overbridge 
of earthworks. A ful , grade separated 
raised, widened and upgraded, too.   
across Onehunga Harbour Road and a 
interchange will be provided at the 
Work added to the scope included a  This project is a key part of the 
new pedestrian and cycle route under 
southern end of the alignment (i.e. at  24/7 T2 lane from Tram Road to the  Western Ring Route which is now 
the southern approach of Mangere 
Orewa). At the northern end of the 
south end of Waimakariri Bridge on  complete and has provided an 
Bridge from Coronation Road to 
project north facing ramps only will be  SH1,  a morning peak T2 lane down  alternative to SH1, central Auckland 
Mahunga Drive.
provided due to designation and 
the main alignment to QE2 Drive 
and the Auckland Harbour Bridge.  
topography constraints. Local road 
overbridge, and  a southbound third 
crossings will be maintained at 
lane to Waimakariri Bridge.
Hillcrest Road and Fowlers Access 
Road.
Date Start
Aug-11
Nov-15
Late 2013
Jan-10
Dec-04
Aug-16
May-13
Jul-07
Nov-07
Jun-09
Jun-14
Nov-16
Duration (approximate)
6 years
6.5 years
4 years
2 years
5 years
4.5 years
6.5 years
7 years
2.5 years
3.5 years
Road opened
Jul-17
Jul-22
Feb-17
Nov-11
Jan-09
Dec-20
Dec-19
Mar-14
Jul-10
Dec-12
Mar-22
Jun-23
NZTA Website Link (Public)
https://www.nzta.govt.nz/projects https://nzta.govt.nz/projects/waikato https://www.nzta.govt.nz/projects/ https://www.nzta.govt.nz/projects/
https://www.nzta.govt.nz/projects/sh1- https://www.nzta.govt.nz/assets/pr https://www.nzta.govt.nz/projects/ https://www.nzta.govt.nz/projects/s https://www.nzta.govt.nz/projects/
https://nzta.govt.nz/projects/
https://www.nzta.govt.nz/projects
https://nzta.govt.nz/projects/
/the-western-ring-route/waterview--expressway/hamilton/
wellington-northern-
sh1-victoria-park-tunnel/
northern-gateway-toll-road-ngtr/
ojects/
the-western-ring-route/sh16-
h1-newmarket-connection-viaduct- sh20-manukau-harbour-crossing/
waikato-expressway/te-rapa/
/wellington-northern-
northland-corridor/ara-tuhono-puhoi-
tunnel/
corridor/mackays-to-peka-peka/
northern-arterial/docs/od-poster-03-causeway-upgrade/
replacement-project/
corridor/transmission-gul y-
to-warkworth/
chch-northern-corridor.pdf
motorway/
$ of approved scope changes after original budge  
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KRAs and incentives
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under the Official Information Act 1982
Released 

Document Outline