state route long north south state highway northern arizona called sole road links route grand canyon national park route road heads national park surrounded trees section inside national park maintained national_park_service section north entrance completely owned road built late 1920s improved 1930s road received number given designation parkway 1980s parkway received designations route description signage begins grand canyon national park officially section road signed road heads north small town surrounded trees parkway enters small clearing meeting park entrance ownership begins heading northward path roadway surrounded narrow meadow bordered trees passes nearby meets road landscape route routes makes turns turning north highway new grand canyon highway addition designation makes turns heads north woods takes northwesterly path runs near terminus road turns northeast terminus northern segment highway maintained responsible maintaining like highways state job periodically surveys traffic routes surveys presented form average annual daily traffic number vehicles use route average day year calculated vehicles route daily northern terminus lists highway designated highway listed national_highway_system system roads united_states important nation economy defense mobility closure park facilities north rim winter winter maintenance undertaken december 1st result usually closed traffic december 1st spring history existed route reach north rim grand canyon national park early dirt road road improved gravel road paved road designated state highway signed highway received designation designation included entirety extending south grand canyon national park years later obtained right way improvement highway northern terminus approximately miles south additional right way acquired southern terminus approximately miles north june year parkway received designation june received designation time establishment route realigned retains original routing junction list entire route
Arizona State Route 67