That's fantastic! I recently joined the Dublin Cycling Campaign and we want to do things like this - as you mention, the map at https://cyclebath.org.uk/map/ is an inspiration.
You won't believe the amount of time it took to get the wording right on the legend :D Spent hours with Jonathan from GMCC and Cycle Nation coming to the right wording. Colours are also colourblind safe.
Going to be released as part of an article I am writing for the local paper on the impact buying an eBike has had on my life. TL;DR Was able to go from a two car family to one, no longer use buses or taxis.