Rail Transportation Safety Investigation Report R25T0189: Main-Track Derailment in Ontario

Rail transportation safety investigation report R25T0189 documents a main-track derailment involving the Canadian National Railway Company. The incident occurred at Mile 30.66 on the Dundas Subdivision in Paris, Ontario, on 25 July 2025. The report is published by the Transportation Safety Board of Canada under the OGL-CA-2.0 license.

Use Cases

• Analyze causes of main-track derailments based on the incident description
• Study geographic and temporal patterns of rail incidents in Ontario based on the location and date
• Review safety investigation methodologies and reporting formats from the Transportation Safety Board of Canada

Strengths

• Report is from the authoritative Transportation Safety Board of Canada.
• Includes specific incident details: location (Mile 30.66, Dundas Subdivision, Paris, Ontario) and date (25 July 2025).
• Has a clear license (OGL-CA-2.0) for use.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Transportation Safety Board of Canada | Bureau de la sécurité des transports du Canada

Collection Method

Likely contains an official safety investigation report.

Time Range

Incident date: 25 July 2025. Report last updated: 2026-06-30.

Freshness

Last updated 2026-06-30 15:11:17.263917; freshness should be verified

Geography

Paris, Ontario, Canada (Dundas Subdivision, Mile 30.66).