The Office of Highway Development Design Technical Services Division (OHD-DTSD) Computer Technology Team provides construction plans and as-built drawings for roads maintained by the Maryland Department of Transportation State Highway Administration (MDOT SHA).
Complete the As-Built Plan Research Request Form (ZIP, 230 kb) and submit your request. Clearly mark a location map showing the extent or milepoints of your area of interest and the surrounding region. You may also fax this form to 410-209-5001. We answer requests within 7 to 10 business days.
For more information contact the OHD Computer Technology Team.
Monday-Friday, 8:00 a.m.-4:00 p.m. Closed 12:00-12:30 p.m. Walk-in requests by appointment only.
Maryland Department of Transportation
State Highway Administration
Plats and Surveys Division, MS-101
211 East Madison Street
Baltimore, MD. 21202
410-545-8979 (phone) 410-209-5022 (fax)
The Office of Real Estate researches properties for existing State rights of way and provides appropriate right-of-way plats. Learn more here.
Download a Plat Request Form and email it to ORE Records and Research.
MDOT SHA Right-of-Way Plats (410) 545-2835
The management of Access Permits is done at the District level, please contact the District office that includes your area of interest.
Maryland Aviation Administration (MDOT MAA)
Maryland Port Administration (MDOT MPA)
Maryland Transit Administration (MDOT MTA)
Maryland Transportation Authority (MDOT MDTA)
We're available on the following channels.