BS 873-4:1987
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Road traffic signs and internally illuminated bollards Specification for road studs
Hardcopy , PDF
31-10-2006
BS EN 1463-1:1998
BS EN 1463-1:2009
BS EN 1463-2:2000
BS 8442:2006
English
30-01-1987
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Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Marking
4. Construction of road studs
5. Materials
6. Colorimetric requirements for the retroreflectors
of reflecting road studs
7. Photometric requirements for the retroreflectors
of permanent reflecting road studs
8. Colorimetric and luminance requirements for the
body of temporary reflecting road studs
9. Photometric requirements for retroreflector of
temporary reflecting road studs
10. Colour fastness to light of body of temporary
reflecting road studs
11. Corrosion resistance of the retroreflectors of
reflecting road studs
12. Resilience of depressible reflecting road studs
13. Adhesives for bonding road studs
Appendices
A. Tests
B. Sampling procedure for laboratory tests of road
studs
C. Method of test for corrosion resistance of
retroreflectors or reflecting road studs
D. Method of test for resilience of depressible
reflecting road studs
E. Method of test for adhesives for bonding
permanent road studs
F. Information on test for performance of reflecting
road studs under conditions of traffic
G. Installation of road studs
Tables
1. Corner coordinates for white retroreflectors
2. Corner coordinates for red retroreflectors
3. Corner coordinates for amber retroreflectors
4. Corner coordinates for green retroreflectors
5. Minimum R values for category A permanent studs
6. Minimum R values for category B permanent studs
7. Corner factors for the retroreflectors of
reflecting road studs
8. Corner coordinates and minimum luminance factor
for temporary road stud body
9. Minimum and maximum R values for category A
temporary studs
10. Minimum and maximum R values for category B
temporary studs
11. Test temperature for adhesive cure
12. Laboratory tests required
13. Number of studs required for laboratory tests
Figures
1. Test specimen for shear strength test
2. Restraining frame
Reflecting and non-reflecting road studs, including temporary reflecting road studs for use at road work installations. Recommendations for the installation of road studs are also given.
| Committee |
B/509
|
| DevelopmentNote |
Supersedes BS 873-4(1973) & 85/13788 DC (06/2004) Inactive for the new design. (04/2006)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 2635:1955 | Drafting specifications based on limiting the number of defectives permitted in small samples |
| BS 1490:1988 | Specification for aluminium and aluminium alloy ingots and castings for general engineering purposes |
| BS 6002:1979 | Specification for sampling procedures and charts for inspection by variables for percent defective |
| BS 3247:1991 | Specification for salt for spreading on highways for winter maintenance |
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