Mt. Zion Blvd

Changing road ID #0632002800 functional class from 5 (Major Collector) to 4 (Minor arterial).
### Description
Network continuity - connects two Minor Arterials.  Also on the Regional Thoroughfares Network, so should be classified as a Minor Arterial or higher.
### Justification
Network continuity - connects two Minor Arterials.  Also on the Regional Thoroughfares Network, so should be classified as a Minor Arterial or higher.
#### Entire segment
#### County
Clayton County