U. S. Interstate Highways
Tom Schweich
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U. S. Interstate Highways
| U. S. Interstate 15 |
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Tom Schweich |
Topics in this Article: Montana Idaho Utah Leeds Nevada California Literature Cited |
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U. S. / Canada Border
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| Montana
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| Sweetgrass
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Other articles: US I-90 at Exit 227
Junction: US Interstate 90, East of Butte.
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Locations: Butte.
| Butte
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Other articles: US I-90 Exit 219
| Exit 121Junction: U. S. Interstate 90
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Montana above … | Idaho below …
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Junction: US Highway 20, east to Yellowstone.
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Exit 190: …, to somewhere.
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| Idaho
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Exit 119: US Highway 20, east.
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| Idaho Falls
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Other articles: U. S. Highway 20 Idaho Falls
Exit 118: US Highway 20, Broadway, west, or into downtown.
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Other articles: US Hwy 26 at I-15 N
Exit 116: I-15 Bus., US Highway 26, W. Sunnyside Road, business route through downtown Idaho Falls.
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Other articles: US Hwy 26 at I-15 S
| BlackfootExit 93: US Highway 26, northwest.
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| Chubbuck
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Other articles: Interstate 86 at Exit 63
Exit 72: US Interstate 86, west to Boise, Idaho, and Portland, Oregon.
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Exit 71: Pocatello Creek Road
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| PocatelloExit 69: Center Street, to downtown Pocatello.
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Other articles: U. S. Highway 91 at US I-15
Jct: US Highway 91, south past Zenda to Logan, then west back to US I-15.
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Idaho above | Utah below
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| Utah
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Other articles: US I-84 at I-15
| TremontonJunction: US Interstate 84, at its Exit 41
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Other articles: U. S. Highway 91 Brigham City
| Brigham CityJunction: US Highway 91, east to Logan, then north back to US I-15.A reason to take US Highway 91 as an alternate to Interstate 15 would be to see the spillway of Pleistocene Lake Bonneville into the Snake River drainage. The bedrock threshold that established the Provo shoreline is at Red Rock Pass, while an earlier failed alluvial dam is placed at Zenda.
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Locations: Salt Lake City.
| Salt Lake City
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Other articles: Interstate 80 at US I-15 North
Junction: U. S. Interstate 80, West, across Nevada to San Francisco.
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Other articles: Interstate 80 at US I-15 South
Junction: U. S. Interstate 80, east to Wyoming
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Other articles: U. S. Highway 6 at I-15 N
Junction: US Highway 6, east to Colorado.
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Locations: Spanish Fork.
| Spanish Fork
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Other articles: U. S. Highway 6 at I-15 S
Junction: US Highway 6, west.
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Locations: Santaquin.
| Santaquin
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Locations: Scipio.
| Scipio
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Other articles: U. S. Highway 50 at US Hwy 50 North
Junction: U. S. Highway 50, east through Salina to US Interstate 70.
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Locations: Holden.
| Holden
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Other articles: U. S. Highway 50 at US Hwy 50 South
Junction: U. S. Highway 50, west across Utah and Nevada to Sacramento, California.
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Other articles: Interstate 70 at US I-15
Junction: U. S. Interstate 70, east across Utah and Colorado.
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Junction: Utah Highway 160, north side of Beaver, use this exit for Utah Highway 21 when coming from the north.
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Other articles: Utah Highway 21 Beaver
| BeaverNo Exit: UT Highway 21, west through Minersville and Milford to the Nevada border near Great Basin National Park and US Highway 50.
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Junction: Utah Highway 160, south side of Beaver, use this exit for Utah Highway 21 when coming from the south.
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Beaver River basin to the north ... | Beaver Ridge Parowan Valley to the south.
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Beaver County above … | Iron County below …
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Locations: Parowan Valley.
| Parowan Valley
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Junction: Utah Highway 271, access road to Paragonah.
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| ParagonahRed Creek exits through the Hurricane Cliffs into Paragonah. On Red Creek, S. L. Welsh made a collection of Frasera albomarginata.
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| Parowan
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Other articles: Utah Highway 130 at I-15
Junction: Utah Highway 130, north to Minersville.
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Locations: Cedar City.
| Cedar City
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Other articles: Utah Highway 56 at US I-15
Junction: Utah Highway 56, West to Nevada.
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Other articles: Utah Highway 14 Cedar City
Junction: Utah Highway 14, East.
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Other articles:
Field Notes
May 31st, Kolob Cyns.
View of Fort Harmony, and the Harmony Mountains across US Interstate 15.
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Other articles: Field Notes May 31st, Kolob Cyns. Locations:
Kolob Canyons, Zion National Park.
Overlook in Kolob Canyons, Zion National Park.
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Other articles:
Field Notes
May 31st, Kolob Cyns.
View southwest toward Saint George along US Interstate 15.
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Locations: Browse Area Guard Station.
Exit 30: Forest Service Road, possibly F. R. 037, up South Fork Ash Creek and Mill Creek to the Browse Area Guard Station, collection locality of Frasera speciosa
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Other articles: Blackbrush 406500 Utah Highway 17 Anderson Junction
| Anderson JunctionJunction: Utah Highway 17, South to Toquerville.
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Literature Cited:
Other articles: Frasera albomarginata near Italian Spring Locations: Italian Spring.
Cross Grapevine Wash. | Grapevine Wash drains Italian Wash, which drains Italian Spring. There is a collection of Frasera albomarginata from Italian Spring.
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Other articles: Oak Grove Road at US I-15
Exit 23: Silver Reef Road, to Oak Grove Road and the Oak Grove Campground.
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Other articles: Frasera albomarginata near Silver Reef near Leeda Locations: Leeds. Silver Reef.
| LeedsSite of Silver Reef to the north.
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Other articles: Utah Highway 9 at US I-15
Junction: Utah Highway 9, east to Hurricane and Zion National Park.
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Exit 8: Saint George Blvd., UT Highway 34
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Other articles: U. S. Highway 91 at St. George Locations: Saint George.
| Saint George
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Other articles: Utah Highway 18 at US I-15 Riverside Drive 10000
Exit 6: |
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Utah above. | Arizona below.
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Other articles: Field Notes 30 May 2005 Locations:
Virgin River.
Virgin River Gorge Recreation Area. | We stopped here for lunch one time and watched some rafters launch their raft, and drift downstream into the gorge.
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Other articles: Field Notes 30 May 2005 Locations:
Virgin River.
I have driven through the Virgin River Gorge on US I-15 twice in the northeasterly direction, and neither time have I seen a good place to stop for a photograph.
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Literature Cited:
Locations: The Narrows. Virgin River Gorge.
The Narrows of the Virgin River Gorge.
| As an application of their criteria-based methodology for determining the mechanism of transverse drainage development, Douglass, et al. (2009) determined antecedence as the mechanism for transverse drainage through Virgin River Gorge.
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Other articles: Black Rock Mountain Road at US I-15
Exit 27: Black Rock Mountain Road
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Locations: Beaver Dam Mountains. Virgin Mountains.
Beaver Dam Mountains to the northwest. Vrigin Mountains to the southeast.
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Other articles: U. S. Highway 91 Littlefield Locations: Littlefield.
| Littlefield
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Literature Cited:
Other articles: Summaries of Literature Patterns of Canopy Development and Carbon Gain
The road north from Littlefield goes to the Joshua Tree Natural Area in southwestern Utah. I have been unable to find a name for this road. Comstock, Cooper and Ehleringer's (1988) site two for their study of patterns of canopy development and carbon gain is 16 km north of Littlefield within the Joshua Tree Natural Area.
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Arizona above … | Nevada below …
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| Nevada
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Other articles: Interstate 15 - Business at I-15S
Junction: N. Sandhill Blvd., E. Pioneer Blvd., I-15 Business
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Locations: Mesquite.
| Mesquite
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Other articles: Interstate 15 - Business at I-15S
Junction: W. Mesquite Blvd., Interstate 15 Business
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Locations: Bunkerville.
Bunkerville to the southeast across the Virgin River.
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Literature Cited:
Locations: Virgin Mountains. Virgin Peak.
Virgin Mountains in Clark County, Nevada, to the southeast across the Virgin River.
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Other articles: Nevada State Route 170 at US I-15
Junction: Nevada State Route 170, to Bunkerville and Gold Butte Road.
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Other articles: NV State Route 12 at US I-15
Junction: Nevada State Route 12
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Other articles: Nevada State Route 168 at US I-15
| GlendaleJunction: Nevada State Route 168, for Glendale, to Moapa, and US Highway 93 at Coyote Springs.
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Other articles: NV State Route 169 at US I-15
Junction: Nevada State Route 169
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Other articles: U. S. Highway 93 at US I-15
Junction: U. S. Highway 93, North.
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| Las Vegas, North City Limit.
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Other articles: U. S. Highway 93 at US I-15 U. S. Highway 95 Las Vegas U. S. Interstate 515 11000
Junction:
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