PCU Calculator

Vehicle Mix to PCU Conversion

NZ Standards

Cars & Light Vehicles Standard passenger vehicles

× 1.0 PCU

Motorcycles Two-wheeled vehicles

× 0.5 PCU

Light Commercial (LCV) Vans, utes, small trucks

× 1.5 PCU

Medium Trucks (2-axle) Two-axle rigid trucks

× 2.0 PCU

Heavy Trucks (3+ axles) Multi-axle trucks and trailers

× 3.0 PCU

Buses & Coaches Public transport vehicles

× 2.5 PCU

Bicycles Non-motorized vehicles

× 0.2 PCU

Click to load typical traffic compositions

Passenger Car Units (PCU) standardize different vehicle types for capacity analysis:

Note: PCU factors may vary based on gradient, road type, and local conditions