Background db (Traffic Noise Overlay)

Icon	Attribute	Unit	Description	Default value
	BACKGROUND_DB	dB	The background noise level, which serves as lower bound for the calculated noise.	45

If the computed traffic noise falls below the background noise at any location, the value of the background noise is output at that location.

Notes

• Value should lie between 35dB and 100dB.

How-to's

• How to add and remove an Attribute

See also

• Traffic Noise Overlay

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Traffic Noise Overlay

Model attributes

V0 • Emission start • Emission mult • Hours • Background db • Cars active • Vans active • Trucks active • Buses active

Traffic features

Num cars • Num vans • Num trucks • Num buses

Prequels

Cars • Vans • Trucks • Buses

Result types

Noise db • Emission