Griffin Street (aka SR42)

Changing road ID #15110042SO functional class from 4 (Minor arterial) to 3 (Principal arterial).
### Description
2 lanes southbound portion of SR42, on south side of McDonough.  AADT 5000.  
### Justification
Related to request to upgrade SR42 from SR155 to SR42/138.
#### Entire segment
#### County
Henry County