Wyoming Highway 585

Wyoming Highway 585
WYO 585 highlighted in red
Route information
Maintained by WYDOT
Length28.000 mi[1] (45.062 km)
Existed1933–present
Major junctions
South end US 85 in Four Corners
Major intersections I-90 in Sundance
North end I-90 BL / US 14 in Sundance
Location
CountryUnited States
StateWyoming
CountiesWeston, Crook
Highway system
  • Wyoming State Highway System
WYO 530 WYO 789

Wyoming Highway 585 (WYO 585) is a 28.000-mile (45.062 km) north-south state highway in Weston and Crook counties in northeastern Wyoming, United States, that connects U.S. Route 85 (US 85) in Four Corners with Intersate 90 Business / U.S. Route 14 (I-90 BL / US 14) in Sundance.

Route description

Weston County

WYO 585 begins at a T intersection with US 85 (CanAm Highway) in the unincorporated community of Four Corners on the Canyon Springs Prairie[2] in the northeast corner of Weston County. (US 85 heads north towards the Wyoming-South Dakota state line and then on towards Lead in South Dakota. US 85 heads south towards Newcastle and Mule Creek Junction.) From its southern terminus, WYO 585 proceeds north-northwesterly as a two lane road (until it enters Sundance) for just over 9.6 miles (15.4 km) to pass through what little remains of the unincorporated community of Horton before crossing the Weston-Crook county line and entering Crook County.[3]

Crook County

Shortly after entering Crook County, WYO 585 crosses the Inyan Kara Creek[4] and then Soldier Creek[5] as it continues proceeding north-northwesterly. WYO 585 connects with the east end of County Road 49 (CR 49 / Steve Banks Road), roughly ten miles (16 km) north of the county line. (CR 49 heads due west to end at Wyoming Highway 116. From the same intersection Ferderer Road, a private road, heads briefly east.)

About 8.3 miles (13.4 km) farther, and after crossing Silver Creek and entering the city of Sundance, WYO 585 reaches Interstate 90 (I-90), exit 187, at a diamond interchange. (I-90 heads east to run concurrently with US 14 and on towards Beulah and then Spearfish and Rapid City in South Dakota. I-90 heads west towards Moorcroft and Gillette.) Approximately one-half mile (0.80 km) northwest of I-90, WYO 585 reaches its northern terminus at a intersection with I-90 BL / US 14 (East Cleveland Street), after crossing Sundance Creek. (I-90 BL. / US 14 heads east towards Beulah, Spearfish, and Rapid City. Dakota. I-90 heads west towards Devils Tower Junction [also known as Carlile Junction],[6] Devils Tower, and Hulett. North 6th Street continues north from the intersection for several blcoks before ending on the north side of town.)[3]

History

WYO 585 was commissioned in 1933 and has kept its original alignment since then. In 1933, US 85 had four US auxiliary routes: US 185, US 285, US 385, and US 485. It was possible that planners wanted WYO 585 to be made into US 585; however, that never happened.

Major intersections

CountyLocationmi[1]kmDestinations[3]Notes
WestonFour Corners0.0000.000
US 85 north (CanAm Hwy) – South Dakota state line, Lead (South Dakota)

US 85 north (CanAm Hwy) – Newcastle, Mule Creek Junction
Southern terminus;
T intersection
Crook11.22018.057Bridge over Inyan Kara Creek
13.26021.340Bridge over Soldier Creek
19.13030.787Ferderer Rd east

CR 49 west (Steve Banks Rd) – WYO 116
Ferderer Rd is a private road
22.02635.447Bridge over Silver Creek
Sundance27.43144.146
I-90 east – Beulah, Spearfish (South Dakota), Rapid City (South Dakota)

I-90 west – Moorcroft, Gillette
Diamond interchange
I-90 exit 187
27.89044.885Bridge over Sundance Creek
28.00045.062

I-90 BL east / US 14 east – Beulah, Spearfish (South Dakota), Rapid City (South Dakota)


I-90 BL west / US 14 west – Devils Tower Junction, Devils Tower, Hulett
Northern terminus
North 6th St northContinuation north from northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

See also


References

  1. ^ a b "2017 Maintenance Section Reference Book" (PDF). dot.state.wy.us. Wyoming Department of Transportation. October 1, 2017. pp. 75 & 176. Retrieved May 26, 2025.
  2. ^ U.S. Geological Survey Geographic Names Information System: Canyons Springs Prarie
  3. ^ a b c "WY-585" (Map). Google Maps. Retrieved May 26, 2025.
  4. ^ U.S. Geological Survey Geographic Names Information System: Inyan Kara Creek
  5. ^ U.S. Geological Survey Geographic Names Information System: Soldier Creek
  6. ^ U.S. Geological Survey Geographic Names Information System: Carlile Junction
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