← Lessons 13-Planned Preventive Maintenance

QUICK EXAM NUMBERS / FACTS – MEMORISE THESE

  • 15 months – record-retention period stated in the material.
  • PG9 – prohibition notice.
  • 10 years – the steered-axle tyre age limit stated.
  • 6 mm – tread depth for goods vehicles up to and including 3,500 kg GVW, in the specified band.
  • 1 mm – tread groove depth for vehicles over 3,500 kg GVW, in the specified band.
  • 3,500 kg – mirror threshold for close-proximity and wide-angle mirrors.
  • 7,500 kg – threshold for the additional front-view mirror.
  • 120,000 km/year – example of general-haulage distance linked to a maximum 6-week interval.
  • 6 weeks – example maximum interval above; also the stated interval for vehicles 12 years or older.
  • 28 days – notification period when increasing beyond the operator licence interval or changing maintenance provider.
  • 6 months – forward planning period for inspection and servicing dates.
  • 1,020 kg – trailer unladen-weight threshold stated for the annual-test requirement with powered braking.
  • 2 years – digital tachograph recalibration and GV60 renewal periods stated.
  • 6 years – analogue tachograph recalibration and ATP validity stated.
  • 6 years maximum – ADR tanker certificate validity stated.
  • 5 years maximum – livestock vehicle approval validity stated for journeys over 8 hours.