Road traffic signal systems
Traffic lights, Indicator lights, Signal devices, Roads, Road safety, Road transport, Signals, Visual signals, Design, Installation, Performance testing, Maintenance, Safety measures, Control systems, Errors
| Language: | English |
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| Published: |
London
BSI
2011
|
| Subjects: |
JKR Library
| Call Number: |
BS EN 50556 : 2011 |
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| Accession | Item Category | Format | Status | Notes |
|---|
| BS13523 | Standards | British Standard | Available |
| BS13524 | Standards | British Standard | Available |