
Working with KiwiRail
CB Civil has had a long history of working with KiwiRail. Over the many years we have completed many projects together. to ensure the national network can respond and adapt to the needs of commuters and freight. As part of our ongoing relationship we have been engaged across the motu, from Kaikoura to Auckland we have delivered a wide range of scope and have extended our services to meet the increased need for civil contractors in New Zealand's rail corridor.

Formation
Our team assist in the remediation and improvement of existing track sections to meet the future requirements of the network such as the increases axle loadings of modern Auckland Transport commuter trains. We have also preparing the groundwork on which the railway track will be laid. This foundational work is crucial for ensuring the stability, alignment, and longevity of the rail infrastructure. Our works includes working closely with Kiwirail to stabilise formation, renew or improve existing drainage lines, insert new structural fill, renew ballast and provide track work assistance.
Formation
Excavation, grading, remediation and fill of the ballast and subgrade to create a level and stable track bed.
Drainage
Including subsoil and cess drainage installation and maintenance.
Ancillary Structures
Including seawalls, groynes, culverts and revetments which are all intended to protect the rail corridor.