I found this on the Waitakere City council website
This is one of the Waitakere's distinctive landmarks and is perhaps one of our more controversial works of art. It was the winning concept in a competition for young design students. Artist Lisa Higgens enlarged her jewellery designs, inspired by lichen and algae, and these organic shapes evolved representing the regeneration of life. Where to find this sculpture?
The Titirangi Roundabout, at the intersection of Titirangi Road and Scenic Drive. The sculpture is located inside the roundabout and is much larger than this picture suggests
Titirangi's population is 3,330.
It means you are approaching a roundabout and (in the U.K.) must give way to traffic coming from the right and already on the roundabout.
Huia.
Huia
It mean to infer, or suggest in a roundabout way.
It means sculpture from the last 100 years.
A driver must always look to the left and yield to a vehicle that is already in the roundabout.
In the UK it could be a road sign indicating that there is a roundabout ahead.
Cars in the roundabout have the right of way over cars entering the roundabout.
The junction is controlled by a roundabout.
The Magic Roundabout was created in 1964.
The Magic Roundabout ended in 1971.