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Highway capacity (Bqdc)

The maximum sustainable flow rate at which vehicles or persons reasonably can be expected to traverse a point or uniform segment of a lane or roadway during a specified time period under given roadway, geometric, traffic, environmental, and control conditions; usually expressed as vehicles per hour, passenger cars per hour, or persons per hour. (Source: AASHTO Glossary)
Use For
Traffic capacity
Broader Term
Highway operations (Bqd)
Narrower Terms
Design capacity (Bqdcd)
Capacity restraint (Bqdcr)
Related Terms (Hierarchical)
Freeway operations (Bqdo)
Related Terms (Associative)
Level of service (Bbrm)