About us

WRc is Water UK’s Nominated Certifying Body for the certification of contractors who wish to become / maintain approval as an Approved Contractor; as defined in WIS 4-02-01 Operational Requirements: In situ resin lining of water mains.

We have a long history of and experience with lining certification, having partnered with American Standards organisation NSF International in the early 2000s.

Accredited by UKAS, we use our extensive knowledge of the water industry and clean water systems to conduct WIS 4-02-01 assessments, audits and certification for contractors looking to undertake the in situ resin lining of water mains.

About the scheme

Certification to WIS 4-02-01 is a legal requirement for contractors looking to undertake the in situ resin lining of water mains.

Certification is gained for a specified lining rig / resin combination.

Following our acceptance of your application, WRc undertake:

Activity WIS 4-02-01 Reference
Training for Lining Operatives: Parts 1 & 2 Appendix B
Training for Utility Operatives: Parts 1 & 2 Appendix B
ISO 9001 Audit Appendix A
Lining Rig Assessment Appendix C
Lining Trial Appendix A

 

 

 

 

 

 

 

Once the audit and assessments have been completed, the results are reviewed and a certification decision reached.

Please click on the links below to find out more.

 

 

 

 

 

 

Our Costs

Following your application for certification services, we prepare a proposal giving a clear indication of the costs of gaining your Approved Contractor certification.

Maintaining Impartiality

Maintaining impartiality throughout all our certification activities is extremely important to us. Please click here for further information on how we remain impartial.

Tel: +44(0) 1793 865000