Q. What is obstructed?
A. Sign

Q. What is the obstruction?
A. Vegetation

Q. Please describe the obstruction.
A. Branches are almost entirely covering the STOP AHEAD sign. Subsequent intersection is Hargett and Pettigrew St, a 4-way stop that is frequently run, often at high speeds (mainly on Pettigrew heading South and on Hargett heading East).