The Highway Location Reference (HLR) provides a method for uniquely identifying roadway locations (milepoints) and to identify data elements that are most commonly requested. Please read the Introduction and General Information (PDF, 32kb) for more information.
The Highway Location Reference is also available in district book or on a CD-ROM.
If you would like to receive the book or a CD-Rom write to:
Mr. Kevin Powers
Maryland State Highway Administration
Data Services Engineering Division
707 North Calvert Street
Mail Stop C-607
Baltimore, Maryland 21202
Highway Location Reference “All Intersections” Report for Years 1999 - 2012