Construction and As-Built Plans

Construction and As-Built Plans 

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). 

For Construction Plans/As-Built Drawing Information 

Complete the As-Built Plan Research Request Form (ZIP, 230 kb)  and send it to 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 at

Hours of Operation 

Monday-Friday, 8:00 a.m.-4:00 p.m. Closed 12:00-12:30 p.m. Walk-in requests by appointment only. 

NOTE: Some of your data needs may be better served by other offices. Below are alternative contacts for related data requests. 

Highway Baseline Geometry, References and Copies of Field Survey Books 

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) 

Plat Request and Right-of-Way Research 

The Office of Real Estate researches properties for existing State rights of way and provides appropriate right-of-way plats. Learn more here.  

For Right-of-Way Requests 

Download a Plat Request Form and email it​ to

MDOT SHA Right-of-Way Plats (410) 545-2835 

Access Permits 

The management of Access Permits is done at the District level, please contact the District office that includes your area of interest. 

MDOT Districts  Telephone Numbers 
MDOT SHA District 1 (Dorchester, Somerset, Wicomico and Worcester) 410-677-4048 or 800-825-4742 
MDOT SHA District 2 (Caroline, Cecil, Kent, Queen Anne's and Talbot) 410-778-3061 or 800-637-9740 
MDOT SHA District 3 (Montgomery and Prince George's) 301-513-7300 or 800-749-0737 
MDOT SHA District 4 (Baltimore and Harford) 410-229-2300 or 866-998-0367 
MDOT SHA District 5 (Anne Arundel, Calvert, Charles and Saint Mary's) 410-841-1000 or 800-331-5603 
MDOT SHA District 6 (Allegany, Garrett and Washington) 301-729-8400 or 800-760-7138 
MDOT SHA District 7 (Carroll, Frederick and Howard) 301-624-8100 or 800-635-5119 


Miscellaneous MDOT SHA Information Contacts 

MDOT SHA Bridges (Bridges, Noise Barriers & Retaining Walls) Michael Blahut 410-545-8353 
MDOT SHA Park & Rides Thomasina Saxon 410-545-5675 
MDOT SHA Wetland Mitigation Harmony Miller 410-545-8617 
MDOT SHA Drainage Maps & Computations Ramdehol Janack (410) 545-2964 

Other MDOT Transportation Business Units 

Maryland Aviation Administration (MDOT MAA) 
Maryland Port Administration (MDOT MPA) 
Maryland Transit Administration (MDOT MTA) 
Maryland Transportation Authority (MDOT MDTA)