Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Conformance<br>5 Abbreviated terms<br>6 Requirements<br>7 Structure of Graphic Data Dictionary<br>8 Numbering of category code<br>Annex A (normative) - ASN.1 description of GDD<br>Annex B (normative) - Attributes of GDD<br>Annex C (normative) - List of directions at diverging<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;point<br>Annex D (informative) - UML diagram of GDD<br>Annex E (informative) - Example GDD Data set for<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;the U.N. and selected countries<br>Bibliography

Abstract

Describes a graphic data dictionary, a system of standardised codes for existing road traffic signs and pictograms used to deliver Traffic and Traveller Information (TTI).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	EPL/278
Supersedes	15/30320682 DC : 0 DD CEN ISO/TS 14823 : 2008