Num cars (Traffic NO2 Overlay)

Icon	Attribute	Unit	Range	Description
	NUM_CARS	vehicles/h	0 to 2147483647	The amount of car traffic on this road.

The value can be a single number representing vehicles per hour, or an Attribute array of 24 hourly values.

How-to's

• How to add and remove an Attribute

See also

• Traffic visualization
• Hours (Traffic NO2 Overlay)
• Cars per hour (Function Value)
• Traffic NO2 formula (Traffic NO2 Overlay)
• Cars prequel (Traffic NO2 Overlay)

API Endpoints

• Api session event editor building set attribute

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Traffic NO2 Overlay

Model attributes

Base o3 • Base no2 • Hours • Emission no2 • Emission nox • Emission jam no2 • Emission jam nox • Min tree height m • Cars active • Vans active • Trucks active • Buses active • Road1 30m a • Road1 30m b • Road1 30m c • Road1 60m alpha • Road1 60m power

Traffic features

Num cars • Num vans • Num trucks • Num buses • Jam factor cars • Jam factor vans • Jam factor trucks • Jam factor buses

Prequels

Cars • Vans • Trucks • Buses

Result types

Concentration • Emission no2 • Emission nox • Treefactor • Trees

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Traffic NO2 Overlay

Model attributes

Base o3 • Base no2 • Hours • Emission no2 • Emission nox • Emission jam no2 • Emission jam nox • Min tree height m • Cars active • Vans active • Trucks active • Buses active • Road1 30m a • Road1 30m b • Road1 30m c • Road1 60m alpha • Road1 60m power

Traffic features

Num cars • Num vans • Num trucks • Num buses • Jam factor cars • Jam factor vans • Jam factor trucks • Jam factor buses

Prequels

Cars • Vans • Trucks • Buses

Result types

Concentration • Emission no2 • Emission nox • Treefactor • Trees