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Revision question · Road and traffic signs
Revision material from the imported DVSA bank includes source-checked Lanekind learning corrections. These corrections are not newly issued official examination questions, and practice does not reproduce a live test paper.

The dynamic hard shoulder is closed to ordinary traffic and may be used only in an emergency. It is not a rest area. A displayed speed limit above it, rather than a blank sign or red X, is needed to open it as an extra lane. On a permanent traffic lane, a red X means that lane is closed.
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