Streets were chosen for speed limit reduction based on the following criteria:
- Streets fronting school property, or;
- Streets approaching school driveways or entrances, or;
- Streets with pathways connecting to school properties
Speed limit reductions and Community Safety Zones were applied to roads as follows:
- Arterial roads were reduced to 40 kilometres per hour and were signed as a Community Safety Zone
- High-capacity collector roads were reduced to 40 kilometres per hour and were signed as a Community Safety Zone
- Low-capacity collector roads were reduced to 30 kilometres per hour and were signed as a Community Safety Zone
- Local roads with school frontage were reduced to 30 kilometres per hour and were signed as a Community Safety Zone
- Local roads leading to a school driveway or entrance were reduced to 30 kilometres per hour
- Local roads with walkway access to school properties were reduced to 40 kilometres per hour