St. John's Municipal Services Talkgroup Research
From The RadioReference Wiki
6114 - Garbage Collection Operations (100%)
6113 - Department of Public Works II - Probably road works, specifically paving, etc.
6115 - Department of Public Works III
6108 - Parking Enforcement (100% positive), have heard nothing but parking violation reports
6105 - Maintenance
6109 - Mainenance/Management? Inside the maintenance depot? May be the depot only, for internal comms.
TGID: 1 unknown, pops up once in a blue moon
It appears that they're all over the map, only loosely adhering to talkgroup requirements.