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Table 3 Road hierarchy and estimated private motor vehicle travel speeds

From: Comparing private and public transport access to diabetic health services across inner, middle, and outer suburbs of Melbourne, Australia

Road hierarchy type Sign posted speed Actual speed, off peak, inner LGA Actual speed, off peak, middle LGA Actual speed, off peak, outer established LGA Actual speed, off peak, urban growth LGA Actual speed, off peak, outer fringe LGA Estimated private motor vehicle speed (i.e., Average, off peak, inner and outer) Estimated private motor vehicle travel time
Freeway 100 km/h 70 km/h 70 km/h 80 km/h 80 km/h 80 km/h 75 km/h 20.83 m− 1
Arterial or Highway 80 km/h 32.5 km/h 32.5 km/h 43 km/h 43 km/h 43 km/h 37.75 km/h 10.49 m− 1
Sub-arterial 60 km/h 28 km/h 28 km/h 38 km/h 38 km/h 38 km/h 33 km/h 9.17 m− 1
Collector 50 km/h Unknown Unknown Unknown Unknown Unknown 25 km/h 6.94 m− 1
Local 40 km/h Unknown Unknown Unknown Unknown Unknown 20 km/h 5.56 m−1
  1. Key: hr. = hour; km = kilometre; m− 1 = metres per second
  2. Data source: VicRoads traffic monitor report [48] and VicRoads traffic engineering manual [50]