Have you considered this fully, with all the implications it carries, this venture into garden/landscape modification whether it�s authorised by civic leadership or not can lead one down a slippery slop of civil law suits and ongoing costly battles, let alone disputes with third nay fourth parties and the inbuilt danger of unrest with closest proximity neighbours. I hope this gives a small insight to the difficulty the can befell a person embarking on a fully descriptive subject as �digging up a path�