Contract 1 (C1) Waitematā Station (Britomart)/Lower Queen Street
Delivered by Downer Soletanche Bachy Joint Venture (DSBJV)
The final components of C1 were completed in October 2021. This contract included the construction of the initial sections of the CRL tunnels from Waitematā Station (Britomart) to the Downtown Shopping Centre, and refurbishment of the Chief Post Office (CPO) heritage building that is part of the station building. Lower Queen Street was converted into a people friendly square, known as Te Komititanga, with further streetscape enhancement works completed on adjacent Tyler and Galway streets.
This contract has been awarded an Infrastructure Sustainability ‘Leading’ As Built rating.
Contract 2 (C2) Lower end of Albert Street between Customs and Wyndham Streets
Delivered by Connectus – a McConnell Dowell and Downer Joint Venture
C2 was completed in October 2020. The contract included 350 metres of trenching and tunnelling from Commercial Bay at Customs Street to Wyndham Street, relocating a stormwater main, strengthening the Ōrakei Main Sewer and improvements at street level including new street furniture, lighting, tree planting and bus bays.
This contract has been awarded an Infrastructure Sustainability ‘Excellent’ As Built rating.
Contract 3 (C3) Main Tunnel, Stations, Western Line Connection and Rail Systems
Link Alliance was formed to deliver the City Rail Link 3.45km twin tunnel underground rail line from Auckland’s Waitematā Station (Britomart) to a redeveloped Maungawhau; Design and construction of two new underground stations midtown, Te Waihorotiu Station and Karanga-a-Hape Station off Karangahape Road, and a long-term maintenance contract.
Contract 8 (C8) Wider network improvements
Delivered by KiwiRail and CRL Ltd
C8 included improvement works at Ōtāhuhu and at the Strand in Parnell.
The design for the C8 Newmarket works has been completed. The remaining signalling works are due for completion in Q2 2024.
Auckland Transport is reviewing the potential works and funding required at Henderson Station. This will be reviewed by the Sponsors before work can commence. However, CRL Ltd is currently funding up to Stage B Design completion.
Ōtāhuhu delivery was completed October 2020.
Contract 9 (C9) Eastern end of Britomart Station
Delivered by KiwiRail, Martinus Rail and CRL Ltd
Additional connections, platform widening and track modification at the eastern end of Waitematā Station (Britomart) required before CRL is operational.
C9 Stage 1 scissors were installed over the Christmas 2020 BOL. The Stage 2A structural works and Stage 3 junction of two turnouts and the double slip were completed over Christmas 2021 BOL. Stage 2B completed the remaining structural works over Christmas 2022 BOL with demolition of the old south wall.
In May 2022 a contract was directly signed with rail specialist Martinus Rail to undertake additional works at Waitematā Station (Britomart). This is the Stage 4 to 6 “Structures” package. The contract included structural tunnel wall strengthening, at-surface utilities relocations and tunnel pedestrian walkways.
The Stage 4 to 6 “Track” Contract was awarded directly to KiwiRail for track slab and track works in the vicinity of Platforms 1 and 5. Physical works for that package started in January 2023, with completion expected January 2024.