State Highway 22 (SH-22) 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 ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...
in
Idaho
Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyom ...
from
SH-33 to
Interstate 15
Interstate 15 (I-15) is a major Interstate Highway System, Interstate Highway in the western United States, running through Southern California and the Intermountain West. I-15 begins near the Mexico–United States border, Mexican border i ...
(I-15) in
Dubois.
Route description
SH-22 begins at SH-33 near
Arco
ARCO ( ) is a brand of gasoline stations currently owned by Marathon Petroleum after BP sold its rights. BP commercializes the brand in Northern California, Oregon and Washington, while Marathon has rights for the rest of the United States an ...
and travels northeast across the desert before intersecting
SH-28 and slowly bending east, passing by some farmland. The highway ends in the city of
Dubois at 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-separated from the minor road, one crossing the other over a bridge. Approaching the ...
with
I-15.
History
The current SH-22 bears no resemblance to its original configuration. The route of the original SH-22 was based on Sampson Trails G and H from
Mountain Home to
Trude
Trude is a Germanic Old Norse feminine given name meaning "strength". The name is now most commonly found in Germany and German-speaking countries and in Norway. It is sometimes used as a diminutive of the given names Gertrude and Gertrud.
N ...
, which are essentially the route of today's US 20 from Mountain Home through
Arco
ARCO ( ) is a brand of gasoline stations currently owned by Marathon Petroleum after BP sold its rights. BP commercializes the brand in Northern California, Oregon and Washington, while Marathon has rights for the rest of the United States an ...
to
Idaho Falls
Idaho Falls (Shoshoni language, Shoshoni: Dembimbosaage) is a city in and the county seat of Bonneville County, Idaho, Bonneville County, Idaho, United States. It is the state's largest city outside the Boise metropolitan area. As of the 2020 Un ...
and US 26 east from there.
The current configuration is based on the original SH-29 from the 1937 map.
Rand McNally and Company
Rand McNally is an American technology and publishing company that provides mapping, software and hardware for consumer electronics, commercial transportation and education markets. The company is headquartered in Chicago, with a distribution c ...
Road map: Idaho, Mont., Wyo.
published by Texaco
Texaco, Inc. ("The Texas Company") is an American Petroleum, oil brand owned and operated by Chevron Corporation. Its flagship product is its Gasoline, fuel "Texaco with Techron". It also owned the Havoline motor oil brand. Texaco was an Indepe ...
, 1937
Junction list
See also
*
List of state highways in Idaho
The Idaho Transportation Department (ITD) is responsible for the establishment and classification of a state highway network, including of roads that are classified as Interstate Highways, U.S. Highways, and state highways within the state of Id ...
*
List of highways numbered 22
References
External links
{{commons category-inline, Idaho State Highway 22
022
Transportation in Butte County, Idaho
Transportation in Clark County, Idaho
Transportation in Jefferson County, Idaho