Conditions to evaluate
What can change the scope.
- Direct contact with contaminated water or materials
- Tracking contamination into clean areas
- Aerosols, odors, and affected porous materials
- Hidden contamination below finishes or at penetrations
Contaminated-water controls
Sewage and biohazard cleanup
Controlled containment, removal, cleaning, sanitation, and air filtration for sewage and Category 3 water conditions.
Documented response
How AWDR approaches the work.
- 1Restrict access and identify immediate hazards
- 2Establish containment and appropriate PPE controls
- 3Remove affected materials within the authorized scope
- 4Clean, sanitize, HEPA vacuum, and document the work
Important scope boundary
Sewage work must follow actual contamination and site conditions. Environmental testing or specialty subcontractors may be required before disturbance.
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