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n28 one fibre network

N28 One Fibre Network Cabling in the Underground Network

Open courses

From £325 + VAT

Traditional classroom available UK wide

What is the N28 One Fibre Network Cabling in the Underground Network course?

The N28 One Fibre Network Cabling (OFN) in the Underground Network course is designed to provide delegates with the ability to install OFN cables within the Openreach Underground (UG) Network specifically, focusing on the hand-rodding technique. Delegates will learn to fit a no-drill Mobra or flat bar for a Connectorised Block Terminals (CBT) and ensure cables are supported, restrained, and labeled according to Openreach’s current specifications and working practices. Moreover, this course is suitable for engineers and contract partners working on the Openreach UG network. Thus, delegates will be confidently able to perform underground fibre cabling tasks safely and in compliance with Openreach’s stringent quality requirements. In conclusion, the training covers the necessary skills required to complete and pass the N28 accreditation assessment. Experienced individuals or those with prior training may book and take the assessment only. Contact us to find out more.

N28 One Fibre Network Cabling in the Underground Network - Key Information

What will you learn on the N28 One Fibre Network Cabling in the Underground Network course?

This course is designed to provide you with the following knowledge and skills:

  • Knowledge of installing and maintaining OFN cables in the Openreach Underground Network using hand-rodding techniques.
  • Familiarity with fitting no-drill Mobra or flat bars for Connectorised Block Terminals (CBT).
  • Understanding of cable support, restraint, and labeling per Openreach specifications.
  • Practical skills for underground fibre cabling, ensuring safety and quality compliance.
  • Ability to complete and pass the N28 accreditation assessment for underground fibre installation.
n28 one fibre network

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Our prices include:

  • Certificates

  • Exams

  • Course materials

Open courses

Traditional Classroom

From £325 + VAT

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  • 20 courses available

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N Series Accreditations

The N Series Accreditations help engineers and contractors meet Openreach’s stringent standards for network safety and reliability. Comprising of a set of specialised training courses, they focus on the installation, maintenance, and repair of Openreach’s network infrastructure. Notably, the “N” stands for “network,” and these courses cover various aspects of network operations, including fibre optic installation, overhead and underground network cabling, and other critical network maintenance tasks. Qualified trainers train engineers and contractors to ensure they are fully qualified to carry out their work safely and in compliance with Openreach’s requirements.

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N28 One Fibre Network Cabling in the Underground Network Course Content

You will cover the following content on your N28 One Fibre Network Cabling in the Underground Network course:

  • Perform hand-rodding to route cable and rope through the UG network
  • Install COF250 and COF215
  • Position and mount a Mobra within the Openreach joint box
  • Mount a CBT onto a Mobra accurately
  • Restrain cable using cable straps and bears or Kit joint support
  • Explanation and demonstration of the required working practices and quality standards

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Assessment and Certification

The N28 One Fibre Network Cabling in the Underground Network course assesses you through a questionnaire and a practical assessment. You must pass both to earn your qualification. Additionally, the practical will assess your knowledge of and ability to install OFN cables in the underground network using the hand-rodding technique.

What qualification will I get on the N28 One Fibre Network Cabling in the Underground Network Course?

Upon successfully completing the N28 One Fibre Network Cabling in the Underground Network course and passing the subsequent questionnaire and practical assessment, you will receive a certification that indicates your ability to meet Openreach’s current working practices and quality standards.

Entry Requirements
Prerequisites

This course is for individuals with prior telecoms or utility experience. Entry requirements can vary based on location. You will not be able to take the course unless you hold the required qualifications.

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Frequently Asked Questions

Here are some of the questions we frequently get asked about N28 One Fibre Network Cabling in the Underground Network.

How is the N28 One Fibre Network Cabling course assessed?

The course is assessed through a questionnaire and a practical assessment. You must pass both to successfully complete the course and earn your qualification. The practical assessment will test your knowledge of and ability to install OFN cables in the underground network using the hand-rodding technique.

What tools and equipment will I use during the N28 course?

During the course, you will use a variety of tools and equipment essential for underground fibre installation, including hand-rodding tools, Mobra and flat bars for CBTs, cable straps, and joint supports.

Who is the N28 course suitable for?

The course is designed for engineers and contract partners working on the Openreach Underground (UG) Network. It is ideal for those looking to gain practical experience and knowledge of underground fibre installation using hand-rodding techniques.