Know what to do before things go wrong.
Check pressures when tyres are cold; 20p tread check for 1.6 mm.
Rain, ice, fog and high winds — space, speed and visibility.
Hard shoulder vs. smart motorways — keeping everyone safe.
Stop, warn, call, exchange details, record, report.
Recognise, call 999, compressions 100–120/min, AED if available.
Guidance is informational — always follow emergency services advice.