text: The speed limit for High Road is 70km/hr from Leach Highway to Nicholson Read, with a possible 40km/hr zone during school arrival & departure (between Meadowbrook Drive & Belvedaire Way)
  School zone
  40 kph on school days
  7:30–9am and 2:30–4pm (or as per signage)
  https://www.police.wa.gov.au/Traffic/Road-safety/Road-Safety-Information