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| Road works | Loose chippings | Road works 1 mile ahead | End of road works and any temporary restrictions | Temporary hazard at road works |
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| Temporary lane closure (the number and position of arrows and red bars may be varied according to lanes open and closed) | Lane restrictions at road works ahead | One lane crossover at contraflow road works | Signs used on the back of slow-moving or stationary vehicles warning of a lane closed ahead by a works vehicle. There are no cones on the road. | |
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| Slow moving or stationary works vehicle blocking traffic lane. Pass in the direction shown by the arrow. | Mandatory speed limit ahead. | |||