Cox's Road and Early Deviations - Linden, Linden Precinct is a heritage-listed former road and now fire trail and road at off Railway Parade, Linden, City of Blue Mountains, New South Wales, Australia. It was designed and built by William Cox from 1814, with the assistance of a convict road party.. It is also known as Old Bathurst Road and Coxs Road. It was added to the New South Wales State Heritage Register on 31 July 2015.