1. Transportation Safety Board
Underlying Factors in Subgrade Failures
IRSC Conference
Tokyo, November 2002

2. TSB Mandate Advance transportation safety by:
Conducting independent investigations
Making findings as to causes, contributing factors and identify safety deficiencies
Making recommendations to reduce or eliminate the safety deficiencies

3. Ashcroft (Conrad)

4. 44.80 Parry Sound (Pointe au Baril)

5. 34.55 Kingston (Coteau)

6. Nelson (Creston)

7. Subgrade Design & Construction

8. Drainage

9. Drainage

10. Inspection & Monitoring

11. Inspection & Monitoring

12. Roadbed Integrity Warning System

13. Recommendations Nakina (1992) & Conrad (1997)
Identification of sites susceptible to slope instability
Review of current roadbed design criteria
Adequacy of existing drainage systems
Systems for monitoring roadbed integrity

14. Working Together on Railway Natural Hazards
Transport Canada
Working Together on Railway Natural Hazards
IRSC Conference
Tokyo, November 2002

15. Transport Canada’s Role
Develop and administer policies, regulations and services for the best transportation system in the world for Canadians

16. TC Roles In Innovation Cycle
Gather intelligence
Set safety standards & monitor compliance
Do research and development
Promote & fund innovation by external partners
Broker and manage national & international partnerships
Develop national visions and focus initiatives & resources
Integrate innovations into its own operations

17. TC R&D Project Origins TC
Other federal government departments, agencies, and programs
Provinces
Industry
Foreign governments
Visionaries

18. The Natural Hazards Problem:
How to economically identify conditions that might be hazardous to train passage through rugged mountainous terrain and provide countermeasures.

19. Landslide Hazard Risk Mitigation

20. Electromagnetic Field Disturbance Rockfall Detection System
CN Lasha, near Lytton, B.C.
CP near Golden, B.C.
Instrument Case for test equipment
Cable laid on wood ties, protected by 2” x 4”s
Cable laid on concrete ties, protected by conduit

21. RRAB Workshop
Slide and Washout Hazards: Managing Natural Risks on Railways May 1-3, 2002

22. Purpose of the Workshop
Stimulate collaboration and the investment of resources for new developmental programs to improve the management of natural risks from slide and washout hazards on railways

23. Workshop Sponsors Association of Regional Railways of Canada
Canadian National Railways
Canadian Pacific Railway
Industry Canada
National Research Council
Natural Resources Canada
Office of Critical Infrastructure Protection and Emergency Preparedness Canada
Railway Association of Canada
Transport Canada
VIA Rail Canada

24. Workshop Discussion Groups
Hazard characterization
Establishing the context for research
Hazard monitoring and detection technologies
Research needs and priorities
The way ahead

25. Workshop Will Be Considered a Success When. . .
New programs are planned, resourced, and begun within one or two years to tackle priorities identified in the workshop
Significant improvements in managing natural risks from slide and washout hazards on railways are implemented and are bearing significant fruit within five years that trace their origins to the workshop

26. Planned Workshop Follow-Up
Prepare and distribute:
Full workshop proceedings
Package of speaker’s overheads
Prepare and circulate proposed program:
Initial sounding with expert panel members
Circulate results to all participants
Consult with participants on proposed program
Develop and implement go-forward plan:
Converge on supportable program
Resource the program
Form technical steering group & management regime
Coalesce participants and partners

27. Ground Hazard Research Program
Risk Assessment
Hazards classification system
Database of incidents and case histories
GIS based modeling tools for predicting events
Critical weather thresholds that trigger events
Field test methodologies for the Fraser Canyon and Thunder Bay rail corridors
Risk Control
Decision support tools for mitigating risk
New technologies for monitoring and detection of events

28. End of Presentation