CITY REGION BOUNDARIES STUDY
B.6 By combining the 30 minute road and rail contours from Figures B1 and B2 within Figure B3 a composite range can be developed. It can be seen that at the half hour level the four city regions are approximately adjacent but discrete. At the hourly travel level there is extensive overlap between the city regions.
Figure B3 - 30 Minute Contours by Road and Rail
