Lenhart Traffic Consulting, Inc. is a consulting firm specializing in Traffic Engineering and Transportation Planning.  Lenhart Traffic Consulting, Inc. was established in 2005. Services provided by the firm include ... - Data collection (traffic count services), - Traffic Impact Studies, - Traffic Engineering & Operational Studies, - Trip Generation Studies, - Traffic Flow Studies, - Traffic Signal Warrant Studies, - Spot Speed Studies - Safety & Accident Studies, - Traffic Signal Design Plans, - Pavement Marking & Signing Plans, - Maintenance of Traffic Plans, - Pedestrian & Bicycle Studies, and - Transportation Planning Studies. The principals of the firm are registered Professional Engineers (P.E.) in Maryland with over 60 years of combined technical experience, and are also a registered Professional Traffic Operations Engineers (PTOE) with the Institute of Transportation Engineers.