Asbestos air test and four-stage clearance is the procedure carried out by independent test facilities, following licensed asbestos removal works. A visual inspection must be conducted by an independent analyst to ensure that the area has been cleaned to a satisfactory standard and is suitable for re-occupation.

Asbestos Air Monitoring and Four-Stage Clearance
Airborne Fibre Monitoring
SOCOTEC provide inspection and airborne fibre monitoring services, including reassurance inspections, air monitoring, personal exposure monitoring and four-stage clearance testing following applicable asbestos removal work. Four-stage clearance is applicable to licensed asbestos removal work. Services are delivered in accordance with applicable HSE requirements, including HSG248, and relevant UKAS accreditation requirements.
SOCOTEC provide inspection and airborne fibre monitoring services, including reassurance inspections, air monitoring, personal exposure monitoring and four-stage clearance testing following applicable asbestos removal work. Four-stage clearance is applicable to licensed asbestos removal work. Services are delivered in accordance with applicable HSE requirements, including HSG248, and relevant UKAS accreditation requirements.

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Project management for asbestos removal work
Being entirely independent from any business undertaking asbestos removal works allows SOCOTEC to provide independent impartial advice to our clients. In addition to the asbestos analytical services outlined above we are able to offer full end to end project management services for asbestos removal work. Acting as the client’s technical representative, our services include:
- Specifications for asbestos removal work
- Tendering to licensed contractors
- Site meetings and project management
- Independent asbestos air monitoring and applicable four-stage clearance
- Certificate of reoccupation
- Onsite compliance audits
- Updating of asbestos registers and reports
We are a UKAS accredited inspection body (No. 0148), with UKAS accredited testing laboratories (No. 1089).
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