1. QRA Guideline - update Marcello Oliverio February 6, 2018
Business Development

2. History
~ 2015 PSMD decision made to update the risk assessment guideline
Regulatory need – Ontario, B.C.
Initial decision
QRA only - focused on Total Risk
Public Risk only
Draft 00 written by MO  reviewed by FH / SM
October 2016 (Quebec City conference) – decision made (by vote) to add:
Occupational risk from process safety events
Appendix providing technical details
Draft 01 currently being written

3. Updated Purpose
Develop a guideline that can be used for completing QRAs
People risk only
Manny Marta  Environmental risk
Document that can be adopted by regulators
Linked to CSA Z767 PSM standard
Process risk assessment and risk reduction element
Technical Purpose
Risk management / QRA framework
Risk tolerance criteria – individual risk / societal risk / public / workers
Point to other technical sources for modelling
Include guidance on assumptions and modelling inputs
Goal  increase QRA quality & consistency

4. Linkage to CSA Z767

5. Quality Assurance Main Body Appendices Section 1 Introduction
Background & purpose
Scope
Appendix 1
Public and Occupational Accident Statistics
Section 2
Risk Management Framework
Defining safety / Defining risk
Risk Management
Evaluation of risk (+ criteria)
Appendix 2
Hazard identification additional information
Risk reduction / ALARP
Life cycle QRA
Appendix 3
Consequence analysis additional information
Section 3
Risk Analysis
Hazard identification
Consequence analysis
Frequency analysis
Risk estimation
Uncertainties
Appendix 4
Frequency analysis additional information
Section 4
Project Tasks
QRA Work Plan / 3rd party proposal
Calculation Notes
QRA Report
Quality Assurance

6. Current status of Draft 01 guideline
All writing by Marcello Oliverio
Main Body
Section 1 – completed
Section 2 – completed
Section 3 – 80% complete
Section 4 – not started
Appendices
Appendix 1 – complete
Appendix 2 – complete
Appendix 3 – 50% complete
Appendix 4 – not started
Appendices 2, 3 and 4 contain technical information to support “accurate” and “reproducible” QRA
Example of information:
Default hole sizes
Jet fire exposure time
Dispersion concentration averaging time
Sources of information, include
Dutch BEVI
IOGP documents
CCPS QRA handbook
HSE FRED database

7. Path forward – for discussion
Tentative dates
Reviewers by invitation ?????