1.The minimum traffic flow that can be accommodated in a highway facility in a given time period under existing roadway and control conditions
2.The maximum traffic flow that can be accommodated in a highway facility in the future
3.The minimum traffic flow that can be accommodated in a highway facility ading to data fromccor the previous year
4.The maximum traffic flow that can be accommodated in a highway facility in a given time period under existing roadway and control conditions