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**What is PAS 191 – Design of multifunctional columns about?**

Lampposts are a ubiquitous feature of every urban landscape. With the advent of smart cities, streets and spaces, these columns can additionally be used as supporting structures for a range of other functions, including small cells, EV charging, CCTV, IoT sensors, banners, hanging baskets, festive decorations and street signage LED luminaires.

PAS 191:2023 sets out requirements for the design, installation and maintenance of this type of multifunctional column.

**Who is PAS 191 – Design of multifunctional columns for?**

Specifiers, designers, manufacturers, suppliers and contractors of multifunctional columns
Installers of attachments and/or equipment on multifunctional columns
Infrastructure owners and managers (e.g. local authorities, highways authorities and mobile network and neutral host operators)
Suppliers of attachments and equipment
Maintenance and operational providers including power and communications via coaxial cables, fibre optic cables, and wireless services

**What does PAS 191– Design of multifunctional columns cover?**

It specifies design, installation and maintenance requirements for multifunctional columns or columns based on one or more the following core functions:

Lighting columns
CCTV columns
Sign poles
Cantilever masts
Traffic signal poles
Mast type structures

PAS 191:2023 also applies to other minor structures as defined by the Design Manual for Roads and Bridges document CD 354 Design of Minor Structures and covers the following design and performance attributes of multifunctional columns:

Core function
Smart equipment hosting
Attachments, e.g. for monitoring, telecommunications services and renewable energy generation
Service configurations
Aesthetic function
Physical security
Design of ultimate limit state conditions including permitted changes to the structure for futureproofing
Design of serviceability limit state conditions
Connections for utility services
Durability
Installation
Maintenance
Hazards

**Why should you use PAS 191 – Design of multifunctional columns?**

It supplies comprehensive, up-to-date and reliable specifications for the design and manufacture of multifunctional columns
It supplies a common framework and terminology for clear, unambiguous communication
It enables well-founded investment decisions for upgrades and replacements
It enables the safe and prudent exploitation of the public value potential of smart streetlights
It can help manufacturers produce trustworthy products and enter new markets
It can help users develop their expertise and embrace innovations sooner
It can help manufacturers increase their efficiency and strengthen risk management

PAS 191:2023

Multifunctional columns. Design. Specification

Current

Published:

30 Apr 2023