BS AU 145b:1989
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Specification for retroreflecting number plates
Hardcopy , PDF
15-11-1995
English
31-05-1989
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Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Design
4. Marking
5. Colour
6. Retroreflecting backgrounds
7. Resistance to weathering
8. Resistance to impact
9. Resistance to bending
10. Resistance to corrosion
11. Resistance to vibration and shock
12. Resistance to solvents
13. Bonding strength
14. Thermal resistance
15. Resistance to water
Appendices
A. Number plate dimensions and layout
B. Specification of number plate characters and tiles
C. Method and apparatus for weathering tests
D. Procedure for preparing a dirty number plate for
test purposes
E. Method of test for impact resistance
F. Method of test for thermal resistance
Tables
1. Daylight chromaticity and luminance factor limits
2. Night-time chromaticity limits
3. Minimum coefficient of retroreflection, R'
4. Characters and tile dimensions
Figures
1. Dimensions and layout of number plates
2. Character fount
3. Arrangement of apparatus for measuring the
coefficient of retroreflection
4. Test arrangements for measurement of the
coefficients of retroreflection of wet specimens
5. Sketch of number plate holding fixture
6. Number plate bend test arrangement
7. Vibration and shock test machine
8. Apparatus for accelerated weathering test:
assembled views
9. Apparatus for accelerated weathering test: details
of spray atomizer assembly
10. Apparatus for impact resistance test
Defines specifically designed character founts, dimensions, test requirements and acceptance criteria.
| Committee |
AUE/1
|
| DevelopmentNote |
Supersedes BS AU145A(1972). (06/2015)
|
| DocumentType |
Standard
|
| Pages |
36
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
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