Accreditations

Global-Mark Certificates of Approval

Sewer Maintenance Shafts and Chambers have been confirmed by Global-Mark, stating that they comply with expected standards.

• 101381_WSA 137-2019 – Industry Standard for Maintenance Shafts
• 101381_WSA 137-2019 – Industry Standard for Maintenance Chambers
• 101381_AS-NZS ISO 9001-2016- Quality management systems – Requirements_71CC3