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CABWI Level 2 Certificate in Network Construction Operations – NCO2 Water Conversion Main and Service Layer

Course Duration:
Ten Days
Format:
In-Person
Location:
Home > Training Courses > NCO Gas & Water Training Courses > CABWI Level 2 Certificate in Network Construction Operations – NCO2 Water Conversion Main and Service Layer

Course Overview

The CABWI NCO2 Water Conversion course is designed for operatives already qualified in Gas Service Layer or Gas Main Layer who wish to transition into the water utility sector. This streamlined qualification recognises existing skills and focuses on water-specific requirements, safety protocols, and regulatory compliance.

Delegates will gain practical experience in water service and main installation, disinfection, testing, and maintenance, while learning the standards and processes unique to water network operations. On successful completion, learners receive CABWI certification and become eligible for EUSR NCO2 Water Service or Main Layer registration, enabling work on live water networks.

Course Duration:
Ten Days
Format:
In-Person
Location:

Certification Awarded

CABWI NCO2 Water Conversion Main and Service Layer

Valid for

Five Years

Awarding Body

CABWI Awarding Body

Who should Attend This Course

This conversion course is ideal for:

  • NCO-qualified operatives in Gas network construction (Service or Main Layer)
  • Professionals switching sectors within utilities
  • Workers looking to gain EUSR registration for NCO 2 Water Service or Main Layer
  • Employers needing to cross-skill existing staff across utility disciplines

Prerequisites

To be eligible for this conversion course, candidates must hold valid Gas Service Layer and/or Gas Main Layer certificates. Please note: original certificates issued by the awarding body must be provided for verification prior to enrolment.
In addition, learners are required to submit evidence of relevant workplace activity. This means candidates must currently be employed in the water industry and regularly engaged in service and/or main laying operations to support the assessment process.

What To Have With You To Attend The Course

Photo ID

Assessment

Learners will be assessed through practical demonstrations and knowledge-based evaluations to ensure they meet the required industry standards. Assessment methods may include: Observations of practical tasks. Written or verbal questions. Portfolio-based evidence.

Course Content

The course combines theoretical knowledge, practical training, and portfolio-based assessment to validate competence in water network operations.

Core Mandatory Generic Units

  • Establish an organised and productive working environment
  • Maintain a safe and secure site in water network construction
  • Develop and sustain effective working relationships
  • Install safety equipment for operations on highways
  • Set up essential on-site safety procedures
  • Identify and prevent contact with underground services
  • Excavate and manage trenches safely
  • Operate powered tools and equipment for routine tasks

Core Mandatory Water Units

  • Connect materials using electrofusion jointing
  • Perform butt fusion jointing for pipes up to 180mm
  • Assemble pipework using mechanical fittings

Optional Generic Units

  • Surface reinstatement after excavation and construction
  • Butt fusion jointing for pipes 180–315mm or above 315mm

Optional Water Units

  • Installation of large water assets (150–300mm and above 300mm)
  • Testing and commissioning of installed water network components
  • Repair and restoration of water system components

Practical Skills & Competence

  • Planning and preparing water service and main installations
  • Site safety, hazard awareness, and system-of-work compliance
  • Water network disinfection, pressure testing, and commissioning
  • Evidence gathering and portfolio development for CABWI assessment

Frequently Asked Questions

Do I need to repeat the full NCO 2 Water course?

No. This course recognises your gas-layer qualification and provides only the water-specific training and assessment required.

Can I apply if my gas qualification is expired?

Yes, but you may need to provide workplace evidence or complete additional refresher elements.

What evidence do I need to provide?

Evidence of recent gas work and a portfolio aligned with water operations (guided during training).

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