How it fits
Drainage protects road foundations and reduces water-related damage.
Operations
Snowmelt, ice blockages and intense rainfall create seasonal and regional risks.
Canadian context
Authorities monitor vulnerable locations and renew undersized or deteriorated assets.
Limits and lifecycle
Extreme events can exceed normal design capacity, so resilience planning is increasingly important.
General infrastructure education only. Active road incidents, vehicle recovery and technical road work should follow responsible authorities and qualified professionals.