The resin surface is the same as that seen on the well-known and popular pink cycle path on Nelson Street and cost just under $40,000.
It took about two months to complete because of rain, and officially opened to the public just over a week ago.
"We've had really positive feedback,'' King said.
"On social media, we've been watching people's comments. My favourite one was someone who took their 4-year-old daughter and how excited she was and they had to ride up and down a couple of times."
King said the rainbow-coloured bike path is thought to be the only one of its kind in New Zealand and there would be moves for similar creative ideas to be carried out when it came to public infrastructure in future.
"We strive to ensure with any of our new infrastructure or opportunities for maintenance of existing infrastructure, to see what we can do to make it more attractive and more exciting for people to use.
"So there'll be more opportunities for us to do things like this ... where we can make our transport infrastructure pretty world-leading.''