Rock Road

Changing road ID #2972003900 functional class from 5 (Major Collector) to 7 (Local).
### Description
Identified by ARC to redefine functional classification to not end at an arbitrary point.
### Justification
Identified by ARC to redefine functional classification to not end at an arbitrary point.
#### From
SR 81 (Winder Road)
#### To
Walton / Gwinett county line
#### County
Walton County