You're on a smart motorway. What does it mean if a red cross is showing above the hard shoulder and mandatory speed limits above all other lanes? You're on a smart motorway. What does it mean if a red cross is showing above the hard shoulder and mandatory speed limits above all other lanes?

• Possible answers:

   
• A. The hard shoulder can be used as a rest area if you feel tired
• B. The hard shoulder is for emergency or breakdown use only
• C. The hard shoulder can be used as a normal running lane
• D. The hard shoulder has a speed limit of 50 mph