Annual Highway Mileage ReportsThe annual mileage reports show miles, lane miles and Annual Vehicle Miles of Travel (AVMT) for all State, County and Municipally maintained roads in Maryland
Annual Vehicle Miles of Travel ReportThis report contains Annual Vehicle Miles of Travel (AVMT) by County and Functional Classification for State, County, and Municipal Highway Systems
Note: Beginning in 2016 this report is displaying the current FHWA Functional Classification Codes (1-7). We also added Rural Principal Arterial and Other Freeways and Expressways and Urban Minor Collector as a result of the new FHWA Functional Classification Codes.
Congestion AssessmentCongestion assessment maps show levels of congestion on all major state roadways in Maryland, on an average weekday, during the morning (AM) and evening (PM) peak hours using a combination of Probe and HCM based analysis.
Maryland Interstate and Beltway Mileage ReportThis report contains Highway Miles for Maryland’s Interstate Highway System by Route Number and mileage on the Baltimore and Capital Beltways.
Mileage Inside the Municipalities ReportsThis annual report summarizes mileage of state, county and municipal roadways, as well as the mileage of roads within a municipality.
Traffic Monitoring System (TMS)The TMS provides data, statistics, reports and maps associated with the SHA’s traffic count program.
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Baltimore, Maryland 21202-3601
Main Business Line – 410-545-0300
Safety Campaigns – 1-800-323-6742
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