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CDOIF
Chemical and Downstream Oil
Industries Forum
CDOIF is a collaborative venture formed to agree strategic areas for
joint industry / trade union / regulator action aimed at delivering
health, safety and environmental improvements with cross-sector
benefits.
Guideline – PSLG Other Products in Scope v5 – Cleared Version
Page 8 of 21
4 Screening methodology
The following flowchart provides a simple screening methodology to assist in the
development of risk assessments for other products within the scope of the final PSLG
report. Reference should be made to section 5 of this guidance where additional
information is provided on the selection of generic data which may be applied to relevant
threat lines and barriers.
Start
Assess product
against HSL RR908
Range to which low level
cloud may be ignited?
Include standard
Human Factor (HF)
threat lines in risk
assessment
Misalignment
Ullage
Failure to terminate
Additional significant HF
threat lines?
Include additional
HF threat lines in
risk assessment
Identify mechanical
causes of overfill
Mechanical causes of
overfill different from
Gasoline?
Assess additional
mechanical causes
of overfill
Significance of mechanical
threat lines?
Include mechanical
threat lines in risk
assessment
Complete risk
assessment with
identified threat
lines
End
> area of bund
Yes
No
Yes
No
> factor of 10% of HF threat lines
< factor of 10% of HF threat lines
< area of bund