Utah State Route 186 Utah State Route 186 State Route 186 (SR-186) is a state highway entirely within Salt Lake City, capital of the U.S. state of Utah. It forms a quarter-beltway connecting US-89 and I-15 leading north from Salt Lake City to I-80 leading east; as such, it effectively forms the missing (non-freeway) quarter of the I-215 belt route around the city, though it does not directly connect to I-215 at the north end. Despite this beltway role, the route passes through downtown Salt Lake City because downtown is built right up to the northern mountains surrounding City Creek Canyon. The portion of
Utah State Route 203 Canyon. Part of Harrison Boulevard was first added to the state highway system in 1911 as what would become Utah State Route 39. State Route 39 originally ran east up 24th Street to Harrison Boulevard, then north along Harrison, then turning east on Valley Drive up Ogden Canyon. Later, in 1935, Harrison Boulevard south of SR-39 was added to the state highway system as Utah State Route 103, running from Route 39 (24th Street at the time) south to Route 5 (modern US-89). Harrison Boulevard north from SR-39 at Valley Drive to 2nd street was added in 1941 as Route