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Legend (Transportation/MD_HighwayPerformanceMonitoringSystem)

Roadway Access Control (0)
Full Access Control Full Access Control
Partial Access Control Partial Access Control
No Access Control No Access Control
Roadway Federal Aid Eligibility (1)
Interstate Interstate
Principal Arterial (Other Freeways and Expressways) Principal Arterial (Other Freeways and Expressways)
Principal Arterial (Other) Principal Arterial (Other)
Minor Arterial Minor Arterial
Major Collector Major Collector
Minor Collector Minor Collector
Local Local
Roadway Functional Classification (2)
Interstate Interstate
Principal Arterial (Other Freeways and Expressways) Principal Arterial (Other Freeways and Expressways)
Principal Arterial (Other) Principal Arterial (Other)
Minor Arterial Minor Arterial
Major Collector Major Collector
Minor Collector Minor Collector
Local Local
Roadway Maintenance Responsibility (3)
City or Municipal Highway Agency City or Municipal Highway Agency
Corps of Engineers Corps of Engineers
County Highway Agency County Highway Agency
National Park Service National Park Service
Other Federal Agency Other Federal Agency
Other Local Agency Other Local Agency
Other State Agency Other State Agency
Private (other than Railroad) Private (other than Railroad)
State Highway Agency State Highway Agency
State Park, Forest, or Reservation Agency State Park, Forest, or Reservation Agency
State Toll Road State Toll Road
Roadway National Highway System (4)
Expanded NHS Expanded NHS
Major Airport Major Airport
Major Inter City Bus Terminal Major Inter City Bus Terminal
Major Pipeline Terminal Major Pipeline Terminal
Major Port Facility Major Port Facility
Major Public Transportation or Multi-Modal Passenger Terminal Major Public Transportation or Multi-Modal Passenger Terminal
Major Rail/Truck Terminal Major Rail/Truck Terminal
Non Connector NHS Non Connector NHS