How it fits
Condition inspections help authorities prioritize maintenance, rehabilitation and restrictions.
Operations
Moisture, de-icing salts and freeze-thaw exposure can accelerate deterioration.
Canadian context
A closure can affect freight and emergency access far beyond the structure itself.
Limits and lifecycle
Structural assessment and repair are specialized professional activities.
General infrastructure education only. Active road incidents, vehicle recovery and technical road work should follow responsible authorities and qualified professionals.