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Bureau of Engineering
Quick road sign facts
Roads with route numbers are owned and maintained by the Maryland State Highway Administration
Odd numbered highways run north and south
Even numbered highways run east and west
On the interstate system, any three-digit number beginning with an even number, like I-495 and I-695, will travel in a circle around a metropolitan area and return to the main thoroughfare.
Yellow road lines are always on your left when driving; they are used to separate traffic
Solid white edge lines mark the pavement to the right - "Keep White on Right"
Construction and maintenance signs are orange and black
Guide signs are green and white
Informational signs are blue and white
Regulatory signs are red and white or black and white
Warning signs are yellow and black
Adopt-a-Roundabout / Adopt-a-Median Programs
Dumpsters and Pods
Portable Basketball Backstops
Street Light Policy
Pay my Bill
Harford Transit Link
Harford Waste Disposal Center
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