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
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1-day course
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Two-part assessment: questionnaire and a practical
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Receive an Openreach approved certification
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Prerequisites vary based on location
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Insight into industry-standard techniques
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Suitable for engineers and contract partners
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.
Choose a course option
All of our courses are delivered with the same level of information and support, so you can choose the style of training that best suits your environment.
Our prices include:
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Certificates
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Exams
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Course materials
Benefits
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20 courses available
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Face-to-face learning
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Interactive group activities
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Immediate results and feedback
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Meet others in your industry
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.
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.
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.
Other Openreach accredited courses
View other Openreach Accredited categories below:
N26 One Fibre Network FTTP Strategic UG Build
The N26 One Fibre Network FTTP Strategic UG Build course provides engineers with the skills to install underground fibre optic networks, focusing on Openreach's latest specifications for multi-dwelling units (MDUs) and FTTP infrastructure.
N27 One Fibre Network Cabling in the Overhead Network
The N27 One Fibre Network Cabling in the Overhead Network course is for engineers and contract partners working on Openreach’s overhead fibre optic network, focusing on the installation and repair of fibre cables, including Connectorised Block Terminals (CBT) and Ultra Light Weight (ULW) fibre.
Q028 (ME1) Maintenance Excavation
The Q028 (ME1) Maintenance Excavation course provides delegates with the skills to safely excavate, manage, and reinstate underground utilities on the Openreach Underground network, using JB23 and JB26 precast chambers to protect critical cable joints.
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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.