Standard
Track updates
AS 1743:2023
[Current]Road signs - Specifications
AS 1743:2023 specifies graphics, fonts, layout and size requirements together with an abridged materials and manufacturing specification for the manufacture of the standard road signs provided for in the AS 1742 series.
Published: 13/10/2023
Pages: 661
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Normative references
1.3 Terms and definitions
1.4 Numbering systems
1.4.1 General
1.4.2 Signs
1.4.3 Tourist route marker emblems
2 Graphic design general requirements
2.1 Graphic design
2.2 Signs with preset graphics
2.3 “Made-to-measure” signs
3 Graphic design symbols and symbolic signs
3.1 Introduction
3.1.1 Scope
3.1.2 Purpose
3.2 Determination of need
3.2.1 General
3.2.2 Preliminary considerations
3.2.3 Establishment of need form
3.2.4 Message definition
3.2.5 The need for a symbol
3.2.6 Referent diversity
3.2.7 Test symbol recommendations
3.3 Standardization procedure
3.4 Design criteria
3.5 Selection and testing
3.5.1 General
3.5.2 Collection of symbol variants
3.5.3 Appropriateness assessment test
3.5.4 Comprehension test
3.5.5 Recall test
3.6 Principles for the design of graphic symbols
3.6.1 General
3.6.2 Design principles
3.6.2.1 Symbol proportions
3.6.2.2 Significant detail
3.6.2.3 Symbol form
3.6.2.4 Directional characteristics
3.6.2.5 Contrast
3.6.2.6 Symbol sets
3.7 Principles for the design of signs incorporating symbols
3.7.1 General
3.7.2 Symbolic colours and shapes
3.7.3 Design of symbolic signs
3.7.3.1 General
3.7.3.2 Structural elements
3.7.3.3 Sign size and legibility
3.7.4 Design of composite signs
3.7.4.1 General
3.7.4.2 Multiple symbolic signs
3.7.4.3 Signs incorporating words and symbols
3.7.4.4 Use of arrows on composite signs
3.7.5 Conspicuity enhancement
3.7.6 Sign size modification
3.7.7 Viewing of signs under natural and artificial light
4 Manufacturing and materials
4.1 Legend
4.2 Signboard size
4.3 Borders, edge strips and corners
4.3.1 Design elements of a road sign
4.3.2 Signs with dark coloured legends on light coloured backgrounds
4.3.3 Signs with light coloured legends on dark coloured backgrounds
4.3.4 Diamond warning signs
4.3.5 Supplementary plates
4.3.6 Road name panel
4.3.7 Temporary signs
4.3.8 Signs with preset graphics
4.3.9 Signs with corners greater than 90 degrees
4.3.10 Gateway and pictorial signs
4.4 Manufacturing tolerances
4.5 Colours
4.5.1 Non-reflective colours
4.5.2 Retroreflective colours
4.5.3 Fluorescent colours
4.5.4 Backs of signs
4.6 Signboard construction
4.6.1 General
4.6.2 Metal signs
4.6.2.1 Materials
4.6.2.2 Manufacturing requirements
4.6.3 Plastic and composite materials
4.7 Application of sign faces
4.7.1 General
4.7.2 Retroreflective material
4.7.3 Non-reflective material
4.7.4 Application of materials to signboards
5 Sign design specifications
Appendix A
A.1 Procedure
A.2 Determination of letter and other sign element sizes
A.2.1 Letter sizes
A.2.2 Directional arrows
A.2.3 Route markers
A.3 Estimation of word length
Appendix B
B.1 Scope
B.2 Service symbol rectangles
B.3 Design procedure
Appendix C
C.1 Scope
C.2 Completion of form
Appendix D
D.1 Scope
D.2 Collection of symbol variants
D.3 Appropriateness assessment test
D.3.1 General
D.3.2 Preparation of test material
D.3.3 Respondents
D.3.4 Respondents’ task
D.3.5 Analysis and presentation of results of appropriateness assessment test
Appendix E
E.1 Scope
E.2 Application
E.3 Preparation of test materials
E.4 Respondents
E.5 Conduct of test
E.5.1 Comprehension test
E.5.2 Recall test
E.6 Analysis of the results
E.6.1 Comprehension test
E.6.2 Recall test
E.6.3 Response categories
E.7 Presentation of results
Appendix F
F.1 Scope
F.2 Standard references
Appendix G
Appendix H
Appendix I
Appendix J
Appendix K
Appendix L
Appendix M
Bibliography
Cited references in this standard
[Available Superseded]
Retroreflective materials and devices for road traffic control purposes, Part 1: Retroreflective sheeting
[Current]
Manual of uniform traffic control devices, Part 15: Direction signs, information signs and route numbering
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