State Route 138 is a highway, completely within
Tooele County
Tooele County ( ) is a county in the U.S. state of Utah. As of the 2010 United States Census, the population was 58,218. Its county seat and largest city is Tooele. The county was created in 1850 and organized the following year.
Tooele County ...
in northern
Utah
Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
that connects
Grantsville to
Erda and
Stansbury Park. The route runs twenty miles (32 km) and is the old routing of
U.S. Route 50 Alternate and
U.S. Route 40.
Route description
From its western terminus at exit 84 of
I-80
Interstate 80 (I-80) is an east–west transcontinental freeway that crosses the United States from downtown San Francisco, California, to Teaneck, New Jersey, in the New York metropolitan area. The highway was designated in 1956 as one o ...
, northeast of the
Stansbury Mountains, the route heads southwest (toward the mountain range), reaching the mining operation of
Flux, then turns southeasterly. Upon entering the western side of
Grantsville, the highway heads east (serving as Grantsville's Main Street) and turns to the northeast after leaving the city. It runs northeasterly until terminating at
Mills Junction north of
Stansbury Park, at milepost 62.9 of Highway 36.
With the exception of the segment between
SR-112 and Sheep Lane, the route is included in the
National Highway System.
History
Previous route
When it was first formed in 1933, SR-138 took a similar path to the present-day route, going from Grantsville north to Burmester. This designation was deleted in 1953.
Current route
The current route of SR-138 was formed in 1965, when SR-2 was moved to the north to reflect the future alignment of then under-construction
I-80
Interstate 80 (I-80) is an east–west transcontinental freeway that crosses the United States from downtown San Francisco, California, to Teaneck, New Jersey, in the New York metropolitan area. The highway was designated in 1956 as one o ...
. The state legislature wanted to keep the old alignment of looping down to Grantsville in the state highway system, so it was re-designated as SR-138. This designation has remained the same since that action.
In the May 2018 meeting of the
Utah Transportation Commission The Utah Transportation Commission serves as an independent advisory committee within the State of Utah, United States with the responsibility of deciding how available transportation funds are spent and prioritizing transportation projects within t ...
, a motion passed to truncate the east end SR-138 to the future
Tooele Midvalley Highway (
SR-179). However, this is contingent on the completion of the segment of SR-179 between SR-138 and I-80, which has not begun construction.
Major intersections
References
{{DEFAULTSORT:State Route 138
138
138
Utah State Route 138
Utah State Route 138
Utah State Route 138