| Key | Value |
| NHS | yes |
| access_control | full |
| bicycle | no |
| destination:lanes | |Libertytown;Walkersville|Motter Avenue |
| foot | no |
| hgv | designated |
| hgv:national_network | yes |
| highway | motorway |
| lanes | 3 |
| maxspeed | 55 mph |
| oneway | yes |
| ref | US 15 |
| source:access_control | MDSHA Highway Location Reference |
| source:bicycle | MDSHA |
| source:hgv:national_network | Title 23: Highways Part 658 http://ecfr.gpoaccess.gov/cgi/t/text/text-idx?c=ecfr&rgn=div5&view=text&node=23:1.0.1.7.33&idno=23 |
| source_ref:access_control | http://www.roads.maryland.gov/pages/hlr.aspx?PageId=832 |
| source_ref:bicycle | http://www.marylandroads.com/index.aspx?Pageid=596 |
| turn:lanes | none|none|right |