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NCO (Water) – Mains Layer  

Overview

EUSR registration as a Main Layer is based on the completion of one of the following: 

  • EUIAS Level 2 Diploma in Network Construction Operations (Water) 
  • CABWI Level 2 Certificate in Network Construction Operations (Water)  
  • City & Guilds Level 2 Diploma in Network Construction Operations (Water)  
  • SQA SVQ Level 5 in Network Construction Operations (Water)   
  • CABWI Level 2 Water Distribution Services  
  • Edexcel Level 2 in Network Construction Operations (Water) 
  • CABWI Level 2 Public Utilities Distribution (Water)  
  • CITB/C&G Level 2 CCES – Public Utilities Services – Water Mains  
  • IFATE Water Network Operative (WNO) Level 2 Apprenticeship 

Evidence Requirements

The following evidence requirements apply from 2 January 2025.

EUIAS Level 2 Diploma in Network Construction Operations (Water)

For Main Layer up to 180mm (Self-Lay & Distribution): A colour photo or colour scanned image of the original certificate(s). 

For Main Layer 180mm up to 355mm (Self-Lay & Distribution): The evidence above for up to 180mm, plus the following 2 units: 

  • Install water mains from 150mm-300mm nominal bore or 180mm-355mm polyethylene  
  • Joint materials by butt fusion processes between 180mm and 355mm for utilities network construction 

For Main Layer 355mm and above (Self-Lay & Distribution): The evidence above for up to 180mm, and 180mm up to 355mm, plus the following units: 

  • Install water mains above 300mm nominal bore or 355mm polyethylene 
  • Joint materials by butt fusion processes above 355mm for utilities network construction

CABWI Level 2 Certificate in Network Construction Operations (Water) 

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s). 

For Main Layer up to 180mm (Distribution): The evidence above for up to 180mm, plus the following unit: 

  • Install equipment for safe working on the highway for utilities network construction 

For Main Layer 180mm up to 315mm:  The evidence above for up to 180mm, plus the following 2 units: 

  • Join materials by butt fusion processes between 180mm and 315mm for utilities network construction 
  • Install water mains from 150mm-300mm nominal bore or 180mm-315mm polyethylene 

For Mains Layer 315mm and above: The evidence above for up to 180mm, and 180mm up to 315mm, plus the following 2 units: 

  • Join materials by butt fusion processes above 315mm for utilities network construction 
  • Install water mains above 300mm nominal bore or 315mm polyethylene 

City & Guilds Level 2 Diploma in Network Construction Operations (Water) 

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s). 

For Main Layer up to 180mm (Distribution):  The evidence above for up to 180mm, plus the following unit: 

  • Install equipment for safe working on the highway for utilities network construction 

For Main Layer 180mm up to 315mm: The evidence above for up to 180mm, plus the following 2 units: 

  • Join materials by butt fusion processes between 180mm and 315mm for utilities network construction 
  • Install water mains from 150mm-300mm nominal bore or 180mm-315mm polyethylene 

For Main Layer 315mm and above: The evidence above for up to 180mm, and 180mm up to 315mm, plus the following 2 units: 

  • Join materials by butt fusion processes above 315mm for utilities network construction 
  • Install water mains above 300mm nominal bore or 315mm polyethylene

SQA SVQ Level 5 in Network Construction Operations (Water)

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s). 

For Main Layer up to 180mm (Distribution): The evidence above for up to 180mm, plus the following unit: 

  • Set out, operate and remove signing, lighting and guarding for highway works  

For Main Layer 180mm up to 315mm: The evidence above for up to 180mm, plus the following 2 units: 

  • Joint materials by butt fusion processes on water networks between 180mm and 315mm  
  • Install engineering products or assets for water network construction from 150mm NB (180mm PE) to 300mm NB (315mm PE) 

For Main Layer 315mm and above: The evidence above for up to 180mm, and 180mm up to 315mm, plus the following 2 units: 

  • Joint materials by butt fusion processes on water networks (above 315mm)  
  • Install engineering products or assets for water network construction above 300mm NB 

CABWI Level 2 Water Distribution Services 

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s).

Edexcel Level 2 Certificate/Diploma in Network Construction Operations (Water)

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s). 

For Main Layer up to 180mm (Distribution): The evidence above for (Self-Lay) plus the following unit: 

  • Install equipment for safe working on the highway for utilities network construction 

For Main Layer 180mm up to 315mm: The evidence above for up to 180mm, plus the following 2 units: 

  • Join materials by butt fusion processes between 180mm and 315mm for utilities network construction 
  • Install water mains from 150mm-300mm nominal bore or 180mm-315mm polyethylene 

For Main Layer 315mm and above: The evidence above for up to 180mm, and 180mm up to 315mm, plus the following 2 units: 

  • Join materials by butt fusion processes above 315mm for utilities network construction  
  • Install water mains above 300mm nominal bore or 315mm polyethylene 

CABWI Level Public Utilities Distribution (Water) 

For Service Layer (Self-Lay): A colour photo or colour scanned image of the original certificate(s).

CITB/City & Guilds Level 2 (CCES) Public Utilities Services – Water Services 

For Main Layer up to 180mm (Self-Lay): A colour photo or colour scanned image of the original certificate(s).

IFATE Water Network Operative Level 2 Apprenticeship 

For Main Layer up to 180mm (Self-Lay & Distribution): A colour photo or colour scanned image of the original certificate(s). 

Pre-requisites

All individuals must hold a valid EUSR registration for both National Water Hygiene and Safety, Health & Environmental Awareness (SHEA) Water as a pre-requisite.

Registration Period 

Registration on EUSR as a Main Layer is valid for a period of 5 years and is renewable. 

CSCS Card 

Individuals will be issued a Blue CSCS Skilled Worker card with the NCO (Water) Main Layer categories shown above, on the reverse. 

Find Out More

If you have any queries relating to EUSR or the evidence requirements for any of our schemes or programmes, please contact the EUSR Support team. We are available Monday – Thursday, 8.00am – 5.00pm, Friday 8.00 am – 4.30 pm, via email eusr@euskills.co.uk or tel: 0121 745 1310.