- Juglans nigra - MD Rte. 191 between Holly Leaf Lane and Sanders Lane.
- Ulmus americana - West side of MD Rte. 650, 100 feet south of Crystal Spring Drive.
707 North Calvert Street
Baltimore, Maryland 21202-3601
Main Business Line – 410-545-0300
Safety Campaigns – 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650.
Frequently Asked Questions
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