Here's another campgate with windows and an arch over the doorway, unfortunately it is a bit rough in condition.
Constantine I
A.D. 318- 319
19mm 3.2g
CONST-ANTINVS AVG, laureate helmet, cuirassed bust right.
VIRTV-S AVGG, campgate with three turrets and windows and closed gate, in fields P/R
In ex. RP
RIC VII Rome 176