
ROAD TRAFFIC SIGNS AND INTERNALLY ILLUMINATED BOLLARDS - SPECIFICATION FOR MISCELLANEOUS SIGNS
出版:British Standards Institution

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Describes portable signs, flap signs, hazard markers and crossing refuge beacons. Covers self-supporting rigid and flexible portable signs, manually operated 'Stop/Go' signs, school crossing patrol signs, flap signs, hazard markers, pedestrian crossing and refuge beacons and twin flashing amber lamps.