Work to install new weigh-in-motion (WIM) equipment and electronic signs (VMS) on Great South Road, Bombay will begin Wednesday 26 November 2025.  

The installation is expected to finish early February 2026 and will mostly be carried during the day between 7am and 7pm, Monday to Friday. While the team are working, stop/go traffic management will be in place to keep the worksite safe. Please slow down and follow instructions. 

Works include excavation, cable installation, strengthening the road and the installation and connection of the VMS and WIM equipment.  

This is part of a The Commercial Vehicle Safety Programme, which supports the design of a safe and productive land transport system and creates a level playing field for the heavy vehicle industry. 

To find out more go to https://www.nzta.govt.nz/commercial-driving/trucks-and-tow-trucks/the-commercial-vehicle-safety-programme(external link)

The programme and traffic management instructions will be added to the webpage when it becomes available. To view go to www.nzta.govt.nz/asm/upcoming-maintenance(external link). This work is weather dependent and advertised dates may change.   

There will be no work over the Christmas holiday period (Monday 22 December 2025 to Sunday 4 January 2026).  

Nearby properties may experience increased noise. We appreciate these activities may be disruptive to the community and appreciate your support and understanding while we complete this important work.