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Understanding the development and requirements of the Design Manual for Roads & Bridges (DMRB) and the Manual of Contract Documents for Highway Works (MCHW) 2025. Road Lighting.

The focus of this publication will be on informing and enabling, to produce an exterior lighting scheme that will, if required, be at reduced risk from both indirect lightning strike, and switching surges from the external supply cable network, serving electrical and electronic equipment.

This document has been published to help those developing, planning, constructing or managing attachments to lighting columns.

This guidance note is intended to raise awareness of the impacts of artificial lighting on bats but also the potential solutions to avoid and reduce this harm.

This guidance note has just been revised to reflect the changes in international guidance regarding obtrusive light as detailed in CIE 150:2017 Guide.

Helpful for everyone who has a responsibility to manage highway assets in line with the UK Roads Liaison Group Well-managed highway infrastructure Code of Practice.

Maintenance factor determination and its impacts on the performance and overall efficiency of LED luminaires.

GN09 advises on how best to install domestic exterior lighting to ensure it serves the required purpose and provides the correct level of illumination.

GN09 advises on how best to install domestic exterior lighting to ensure it serves the required purpose and provides the correct level of illumination.

This guidance note has just been revised to reflect the changes in international guidance regarding obtrusive light as detailed in CIE 150:2017 Guide.

This Guidance Note explains the core parameters and requirements to consider when purchasing an illuminance meter. It does not advise on the use of the meter.

This document sets out some brief guidance for public bodies and contractors on what information and design checks are required before proceeding with an LED installation on existing lighting columns.

This guidance note has just been revised to reflect the changes in international guidance regarding obtrusive light as detailed in CIE 150:2017 Guide.

The purpose of this guidance note is to clarify the requirements for photometric performance measurement.

This guidance note has just been revised to reflect the changes in international guidance regarding obtrusive light as detailed in CIE 150:2017 Guide.