Universal Sign

Building for Everyone:

A Universal Design Approach

Internal environment and services

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Centre for Excellence in Universal Design

Creating an environment that can be used by all people, regardless of their age, size, disability or ability. The National Disability Authority’s Centre for Excellence in Universal Design has a statutory role to promote the achievement of excellence in universal design in: • the design of the built and external environment • product/service design • information and communications technologies (ICT) • the development and promotion of standards • education and professional development • raising awareness of universal design More information and updates on the website at: www.universaldesign.ie

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Building for Everyone

Booklet 4 – Internal environment and services

The other booklets from the Building for Everyone series: Booklet 1 - External environment and approach Booklet 2 - Entrances and horizontal circulation Booklet 3 - Vertical circulation Booklet 5 - Sanitary facilities Booklet 6 - Facilities in buildings Booklet 7 - Building types Booklet 8 - Building management Booklet 9 - Planning and policy Booklet 10 - Index and terminology

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Contents

4.0 4.1 4.2 4.3 4.4 Objectives Introduction Terminology Design Issues Surface Finishes 4.4.1 4.4.2 4.4.3 4.5 Floor finishes Wall and ceiling finishes Visual contrast 4 5 8 9 11 11 21 25 27 28 32 34 35 39 40 41 43 47 47 49 50 51 53

Lighting 4.5.1 4.5.2 Internal lighting External lighting

4.6 4.7 4.8 4.9 4.10

Power Supply Outlets, Switches and Controls Ventilation Acoustics Hearing Enhancement Systems 4.10.1 Induction loop systems 4.10.2 Permanent induction loop systems 4.10.3 Portable induction loop systems 4.10.4 Infrared systems 4.10.5 Radio systems 4.10.6 Soundfield systems 4.10.7 Signage for hearing enhancement systems

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4.11

Signage and Information 4.11.1 Typeface and lettering 4.11.2 Symbols and arrows 4.11.3 Letter and symbol size 4.11.4...