What specific traffic study finds out where people start their trips and where they are headed?

The specific traffic study that finds out where people start their trips and where they are headed is called an Origin-Destination (O-D) study, also known as an O-D survey. This study systematically collects data to understand the flow of people and goods from their starting points to their ending points. An 'origin' refers to the precise location where a trip begins, such as a person's home, workplace, or a specific business. A 'destination' refers to the precise locat....