low traffic
- quietLacking in sound
- emptyHolding nothing inside
- desertedLeft behind, uninhabited
- calmFree from agitation
- peacefulFree from disturbance
slow · sparse · dead · idle · sleepy · backroad · side street · off-peak · ghost town · trickle · crawl · stillness · vacant · desolate · rural · secluded · underused · forgotten
volume/quantity of traffic
low trafficheavy traffic
Dense vehicle congestion
congested · gridlock · traffic jam · bumper-to-bumper · jammed