maryland route maryland route state highway state maryland state highway runs miles route north west pennsylvania state line near highway continues pennsylvania route shaped highway northwestern consists major sections marked east west lane controlled access road named east west highway state line state highway marked north south road rural lane highway passes villages madonna sections connected short concurrency original state highways marked improvement original state numbered highways state road constructed state line early gaps filled early 1920s east constructed early 1960s replace parallel eastern terminus moved new bypass route description begins intersection state highway heads west lane east west highway passes commercial area highway intersects way road passes narrow forested corridor state highway intersects commerce road roundabout commerce road heads north industrial park surrounding forest hill airport crossing trail rail trail abandoned right way maryland pennsylvania railroad intersects rocks road rock spring road south forest hill continues west mix farmland forest passing south hamlet crossing reaches western terminus south turns north joins concurrency center continues north federal hill road turns west road east leg intersection heads west farmland intersects village madonna state highway gradually curves north intersects highways head west road old york road state highway makes sharp descent crossing historic complex forested creek valley meets north end road state highway continues north south pennsylvania state line turns west closely parallels state line feet highway northwest cross border highway continues north road national_highway_system principal arterial west high point road west history section paved improved foot wide state aid road portion designated original state roads state road constructed foot wide surface shop road road shop road road section foot wide road constructed state aid south pennsylvania state line highway construction concrete road completed final portion paved concrete completed south original state numbered highways designated roads commission state highway widened width feet replaced east west highway construction completed designation moved new highway immediately transferred county maintenance eastern end east west highway constructed tie completed proposed continue east close eastern end curved south intersection road turned east road eastern terminus east continued south road lane ramp joined bypass completed moved new bypass extended old route project extended east new terminus bypass east curve south replaced perpendicular intersection renamed extended north new gained ramp northbound southern end portion road formed terminus designated transferred maintenance roundabout commerce road forest hill constructed junction list signed east west east north south west entire route auxiliary routes previously auxiliary routes designation portion east west highway ramp southbound mile state highway constructed connection southbound extended north new ramp northbound added highway new length miles renamed removed state highway system designation mile section road business water tower way construction east west highway assigned removed state system
Maryland Route 23