'New' Christchurch sculpture?

"The abstract roadwork signs also reminded Atkins of a series of works by New Zealand artist Colin McCahon.” 
The Press reporting Australian artist Peter Atkins about his road sign inspired work Under Construction - Chaos and Order

Yes, well while you're busy associating well known NZ artists with the work, how about some credit to Rosalie Gascoigne who kind of owns the idea. 

Images: top,  Peter Atkins Under Construction - Chaos and Order and bottom left Siesta 1997 and right Banana yellow 1998 by Rosalie Gascoigne