Canadian infrastructure guide

Roadside sensors and traffic detection

Road authorities use different sensors to count traffic, estimate speeds, detect queues and observe weather.

SensorsTraffic

Editorial review: August 11, 2026 · Daniel P. Northfield

How it fits

Loops, radar, cameras and environmental sensors serve different purposes.

Operations

Long-term counts support planning while real-time data supports operations.

Canadian context

Data governance and privacy matter when video or connected systems are used.

Limits and lifecycle

Failed or misaligned sensors can create gaps, so maintenance and validation matter.

General infrastructure education only. Active road incidents, vehicle recovery and technical road work should follow responsible authorities and qualified professionals.