Interstate 84 in Utah

Infobox road
state=UT
type=I
route=84
section=114
maint=

---

length_mi=119.77
length_round=2
length_ref=
established=
direction_a=West
terminus_a=jct|state=ID|I|84 at the Idaho state line near Snowville
junction=jct|state=UT|I|15 near Tremonton
jct|state=UT|US|91 in Brigham City
jct|state=UT|I|15 near Riverdale
jct|state=UT|US|89 near Ogden
direction_b=East
terminus_b=jct|state=UT|I|80 near Echo
previous_type=SR
previous_route=83
next_type=SR
next_route=86In the U.S. state of Utah, Interstate 84 heads southeast from the Idaho state line, overlapping Interstate 15 between Tremonton and Ogden and ending at Interstate 80 at Echo.

Route description

Western segment

I-84 crosses the Idaho-Utah border approximately convert|7|mi|km from Snowville, Utah, in the Curlew Valley, located in northern Box Elder County. The road heads in a generally southeasterly direction, intersecting SR-30 which provides access to the far northwestern corner of Utah, before crossing Deep Creek and passing through Snowville. I-84 passes just north of the Hansel Mountains before crossing the North Promontory Mountains and dropping into the Blue Creek Valley and the town of Howell. I-84 intersects two more local roads before crossing West Canal, and entering Tremonton. SR-102 intersects I-84 before an interchange with I-15, becoming concurent with I-15.cite map |publisher=Utah Department of Transportation |title=General Highway Map - Box Elder County |url=http://www.udot.utah.gov/main/f?p=100:pg:9812165447877388000::::V,T:,347 |year=2005 |page=6 & 7 |accessdate=2008-09-22]

Concurrency with I-15

I-15/I-84 continues southward, paralleling Union Pacific Railroad (UP) lines on the east as well as the Wellville Mountain Wilderness, and approaching an interchange with US-91 which provides access to Logan. After Logan, I-84 borders the Weber-Box Elder Canal and Wasatch-Cache National Forrest on the east, and on the west the Willard Bay Reservoir before exiting the county, and entering Weber County. I-84 enters Weber County , where the UP lines split from I-15/80 in Pleasant View, and continues southward towards the Ogden Municipal Airport and its split from I-15 near Roy.cite map |publisher=Utah Department of Transportation |title=General Highway Map - Weber County |url=http://www.udot.utah.gov/main/f?p=100:pg:6286208488074401830:::1:T,V:350, |year=2005 |page=1 |accessdate=2008-09-24]

Eastern segment

Splitting from I-15 near Roy, I-84 enters Weber County before briefly entering Davis County, and returning to Weber County. It passes by Hill Air Force Base as it starts to follow the Weber River into Morgan County and the Wasatch-Cache National Forest. Visible in Weber Canyon is Devil's Slide, an unusual rock formation just off the freeway. [cite web|url=http://content.cdlib.org/ark:/13030/tf8b69p56f/|title=The Devil's Slide, Weber Canyon, Utah|accessdate=2007-01-06|publisher=California Digital Library, Board of Regents, University of California. Featuring content donated by Bancroft Library] Entering Summit County, farther up the canyon is the 1000 mile tree, planted by Union Pacific Railroad workers to mark 1000 miles from the railroad's origin in Omaha, Nebraska. [cite web|url=http://library.usu.edu/Specol/photoarchive/p0019/p00190019.html|title=Sun Pictures of Rocky Mountain Scenery, Photographic Collection|author=F.V. Hayden and Daniel M. Davis|accessdate=2007-01-06|publisher=Utah State University Special Collections and Archives] The freeway ends at Echo, a near ghost town that before served as a stopover for the railroad, at a junction with I-80. Also south of the I-80 junction is Echo Reservoir and Echo Dam.cite map|publisher=Utah Department of Transportation|title=Salt Lake City, Ogden, Provo & Vicinity |url=http://www.udot.utah.gov/main/uconowner.gf?n=41979620535238803|accessdate=2008-08-16|year=2007|format=PDF]

History

Interstate 84 in Utah replaced the former route of U.S. Route 30S. The highway loosely follows the path of the Oregon Trail and the First Transcontinental Railroad

*30S was one of the original routes in '26.cite map |publisher= |title= Rand McNally Junior Auto Road Map Utah|url=http://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~33766~1171482:Rand-McNally-junior-auto-road-map-U |year=1927 |scale=1:1,700,000 |accessdate=2008-09-22]
*I-80N renamed.cite news|url=http://news.google.com/newspapers?id=GAIPAAAAIBAJ&sjid=b38DAAAAIBAJ&pg=4293,3376681&dq=interstate-84+80n+utah|date=1977-08-13|publisher=Deseret News|pages=A3|accessdate=2008-09-21|title=Interstate 80 to become 84]
*Legislative designaion was SR-3.cite web|url=http://www.udot.utah.gov/main/uconowner.gf?n=200609181109591|title=Route 84|date=November 2007|work= [http://www.udot.utah.gov/main/f?p=100:pg:3977778294530221:::1:T,V:1348 Highway Resolutions] |publisher=Utah Department of Transportation|accessdate=2008-09-21]
**Deleted May 20, 1977
*AASHTO approved name change from 80N > 84 on July 7, 1977

Exit list

References