A new road here called Gallagher Street.

A new road coming off Flaxton Drive called Hexham Street.

way/559596929

is it still under construction?

https://overpass-turbo.eu/s/1qrC has more

New restriction - It seems like eastbound traffic cannot turn left into Walkers Crescent (check ESRI imagery)

pedestrian crossing, lowered curb, button, sounder.

alleyway is called Newall Walk

ref #?

Abundance of rocks at the location.

Unable to answer "Is this still here?" for node/4437087196 via StreetComplete 53.3:

Inside construction

Now open with a map available at https://haveyoursay.midcoast.nsw.gov.au/tuncurry-water-playground