CATEGORIZATIONS OF ENVIRONMENTAL INCIDENTS

TIER CATEGORIES

TIER-A

Definition:

• Minor Incident
• That is easily controlled and prevented from re-occurring the incident/accident.

Examples:

• Small, containable spills within the site boundary.
• A minor nuisance but controllable and preventable from re-occurrence.
• Minimal environmental damage but controllable and preventable from re-occurrence.

Responsibility

• Following the incident response, the Sub-contractor Environmental Representative will be responsible for notifying the Construction Environment Manager.

TIER -B

• Medium Incident
• One that will need to be brought under control and prevented from re-occurrences in consultation with the HSE Manager

Definition:

• Medium Incident
• One that will need to be brought under control and prevented from re-occurrences in consultation with the HSE Manager

Examples:

• Un-containable or uncontrollable spills within the site boundary
• Excessive uncontrollable incidents which are likely to cause nuisance or when a complaint is received
• Un-rectifiable environmental damage and likely to occur

Responsibility

Following the incident response, the Construction Environment Manager will be responsible for notifying the Consultant PM, and local authorities and detailing actions to prevent re-occurrence.

TIER-C

Definition:

• Major Incident (Emergency)
• One which cannot be controlled by the Project or that affects local authorities or independent parties

Examples:

• Un-containable or uncontrollable spills outside the site boundary or which affect local authorities
• Excessive uncontrollable incidents will re-occur to cause danger, nuisance numerous complaints, or significant impact on Organisations involved in the construction phase 
• Massive loss of biodiversity at the site will re-occur to cause impacts on biodiversity.

Responsibility

Following, or as part of, the incident response, the contractor PM will in agreement with the Consultant PM be responsible for contacting the relevant authorities. 

QHSEDOCS-Incident Classification

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