State Route 180 (SR-180) is a
state highway
A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either Route number, numbered or maintained by a sub-national state or province. A road numbered ...
in the U.S. state of
Utah
Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...
. Spanning just , it serves as a
connector between
Interstate 15
Interstate 15 (I-15) is a major Interstate Highway in the Western United States, running through Southern California and the Intermountain West. I-15 begins near the Mexican border in San Diego County and stretches north to Alberta, Ca ...
and
US-89
U.S. Route 89 (US 89) is a north–south United States Numbered Highway with two sections, and one former section. The southern section runs for from Flagstaff, Arizona, to the southern entrance of Yellowstone National Park. The northern sectio ...
(State Street) in the city of
American Fork.
Route description
State Route 180, a
minor arterial
An arterial road or arterial thoroughfare is a high-capacity urban road that sits below highways on the road hierarchy in terms of traffic flow and speed. The primary function of an arterial road is to deliver traffic from collector roads to high ...
connector starts at Interstate 15's southbound
ramp
An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle from the vertical direction, with one end higher than the other, used as an aid for raising or lowering a load. The inclined plane is one of the six clas ...
for exit 276, a
diamond interchange
A diamond interchange is a common type of road junction, used where a controlled-access highway crosses a minor road.
Design
The freeway itself is grade separation, grade-separated from the minor road, one crossing the other over a bridge. ...
. The route proceeds north on 500 East, crossing the interchange via an
overpass
An overpass, called an overbridge or flyover (for a road only) in the United Kingdom and some other Commonwealth countries, is a bridge, road, railway or similar structure that is over another road or railway. An ''overpass'' and '' underpa ...
, and continues through American Fork for until terminating at US-89, known locally as State Street.
History
In the late 1950s and early 1960s, Interstate 15 was being constructed in
Utah County
Utah County is the second-most populous county in the U.S. state of Utah. The county seat and largest city is Provo, which is the state's fourth-largest city, and the largest outside of Salt Lake County. As of the 2020 United States census ...
, parallel to the main north-south thoroughfare,
US-89
U.S. Route 89 (US 89) is a north–south United States Numbered Highway with two sections, and one former section. The southern section runs for from Flagstaff, Arizona, to the southern entrance of Yellowstone National Park. The northern sectio ...
/
US-91 (designated as Route 1 by the state legislature).
State Route 180 was established in 1961 to serve as a connector between the new interstate and Route 1. The route has remained unchanged since then, undergoing only wording changes in the description to accommodate the realignment of Route 1 to the interstate, and its
subsequent renumbering.
Major intersections
References
{{DEFAULTSORT:State Route 180
180
__NOTOC__
Year 180 ( CLXXX) was a leap year starting on Friday of the Julian calendar. At the time, it was known as the Year of the Consulship of Rusticus and Condianus (or, less frequently, year 933 ''Ab urbe condita''). The denomination 180 ...
180
American Fork, Utah
Streets in Utah