Road Information

Interstate 15 in Utah    
Total Mileage in State: 400 miles
Northern End: At Idaho state line
Southern End: At Arizona state line
Mileage covered in Photos: 271 miles
Counties covered in Photos: Box Elder, Weber, Davis, Salt Lake, Utah, Juab, Millard, Beaver
Major Junctions in Photos: I-84 West, in Tremonton
I-84 East, in Riverdale
I-215, in North Salt Lake
I-80, in Salt Lake City
I-215, in South Salt Lake
I-70, near Cove Fort
Control Cities in Photos: Tremonton, Brigham City, Ogden, Riverdale, Layton, Salt Lake City, Murray, Lehi, Provo, Nephi

Southbound

Sections:
  • Section 1: Idaho Border to Ogden (Exit 341)
  • Section 2: Ogden (Exit 341) to Salt Lake City (Exit 308)
  • Section 3: Salt Lake City (Exit 308) to Provo (Exit 263)
  • Section 4: Provo (Exit 263) to Scipio (Exit 188)
  • Section 5: Scipio (Exit 188) to Cove Fort (Exit 129)

Section 1: Idaho Border to Ogden (Exit 341)

   

Utah welcome sign as Interstate 15 South enters the Beehive State from Idaho. (Photo taken 5/26/16).

Interstate 15 South reassurance shield. (Photo taken 5/26/16).

Interstate 15 in Utah is also known as the Veterans Memorial Highway, as this sign reads. (Photo taken 5/26/16).

The speed limit on Interstate 15 South starts out at 80 mph, which is the standard speed limit on most rural Interstate highways in Utah. (Photo taken 5/26/16).

Truck drivers can call 734-9414 for permits. (Photo taken 5/26/16).

Interstate 15 South at mile marker 400. (Photo taken 5/26/16).

Interstate 15 South at Exit 398: Portage (Photo taken 5/26/16).

Another Interstate 15 South reassurance shield. (Photo taken 5/26/16).

Mileage sign on Interstate 15 South. It's 20 miles to Tremonton, 51 miles to Ogden, and 84 miles to Salt Lake City. (Photo taken 5/26/16).

Interstate 15 South at mile marker 396. (Photo taken 5/26/16).

Interstate 15 South at Exit 392: UT 13 South - Plymouth (Photo taken 5/26/16).

The speed limit remains 80 mph for all traffic. (Photo taken 5/26/16).

Another mileage sign on Interstate 15 South. It's 6 miles to Riverside, 10 miles to Tremonton, and 49 miles to Ogden. (Photo taken 5/26/16).

Interstate 15 South at mile marker 389. (Photo taken 5/26/16).

Take Exit 385 to Fielding. (Photo taken 5/26/16).

Interstate 15 South at Exit 385: UT 30 East - Riverside / Logan (Photo taken 5/26/16).

Take either of the next 2 exits to Tremonton. (Photo taken 5/26/16).

Take Exit 381 to the Box Elder County Fairgrounds. (Photo taken 5/26/16).

Interstate 15 South at Exit 381: Interstate 15 Business Loop - Tremonton / Garland (Photo taken 5/26/16).

Interstate 15 South approaching Exit 379 - 1 mile. (Photo taken 5/26/16).

Interstate 15 South at Exit 379: Interstate 84 West - Tremonton / Boise (Photo taken 5/26/16).

Ahead, Interstate 15 South will join up with the eastbound lanes of Interstate 84. I-15 and I-84 will run concurrently for roughly the next 40 miles. (Photo taken 5/26/16).

View on Interstate 15 South. (Photo taken 5/26/16).

Another view on Interstate 15 South just prior to it being briefly reduced to a single lane in preparation for joining up with Interstate 84 East. (Photo taken 5/26/16).

A 70 mph curve to the right lies just ahead. (Photo taken 5/26/16).

Interstate 15 South as it prepares to merge into the eastbound lanes of Interstate 84. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East reassurance shields. (Photo taken 5/26/16).

Take Exit 376 to the Box Elder County Fairgrounds. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 376: UT 13 - Tremonton / Bear River (Photo taken 5/26/16).

Another set of Interstate 15 South / Interstate 84 East reassurance shields. (Photo taken 5/26/16).

The speed limit remains 80 mph. (Photo taken 5/26/16).

Mileage sign on Interstate 15 South / Interstate 84 East. It's 4 miles to Honeyville, 36 miles to Odgen, and 72 miles to Salt Lake City. (Photo taken 5/26/16).

Take Exit 372 to Crystal Hot Springs. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 372: UT 240 / To UT 13 - Honeyville / Bear River (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at mile marker 371. (Photo taken 5/26/16).

This sign alerts drowsy drivers that the next exit is 3 1/2 miles ahead and that they should use it if they need to. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at mile marker 369. (Photo taken 5/26/16).

Rest Area on Interstate 15 South / Interstate 84 East in Box Elder County. (Photo taken 5/26/16).

Take Exit 365 to Corinne and the Golden Spike National Historic Site. (Photo taken 5/26/16).

Approaching Exit 365, the speed limit decreases to 75 mph. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 365: UT 13 - 900 North St (Photo taken 5/26/16).

Take Exit 363 to Bear River Bird Refuge. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 363: Forest St (Photo taken 5/26/16).

Take Exit 362 to Perry and Logan. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 362: US 91 / To US 89 - 1100 South St (Photo taken 5/26/16).

All vehicles hauling livestock, buses, and vehicles over 10,000 GVW must stop ahead at the Port of Entry. (Photo taken 5/26/16).

When the lights on this sign are flashing, the Port of Entry is open and all trucks meeting the criteria on the previous sign must enter. (Photo taken 5/26/16).

Port of Entry on Interstate 15 South / Interstate 84 East in Box Elder County. (Photo taken 5/26/16).

Take Exit 357 to Willard, Perry, and Willard Bay State Park North Marina. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 357: UT 315 - 750 North (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at mile marker 356. (Photo taken 5/26/16).

Take Exit 351 to Willard Bay State Park South Marina. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 351: UT 126 / To US 89 - Pleasant View (Photo taken 5/26/16).

Mileage sign on Interstate 15 South / Interstate 84 East. It's 8 miles to Ogden, 42 miles to Salt Lake City, and 348 miles to St George. (Photo taken 5/26/16).

Take Exit 349 to Farr West. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 349: UT 134 - 2700 North (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East reassurance shields. Note that the Interstate 15 shield is state-named while the Interstate 84 shield is not. (Photo taken 5/26/16).

Take Exit 346 to Marriott-Slaterville and the Weber County Fairgrounds. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 346: 400 North (Photo taken 5/26/16).

Take any of the next 3 exits to Ogden. (Photo taken 5/26/16).

Take Exit 344 to Marriott-Slaterville and Huntsville. (Photo taken 5/26/16).

Approaching Exit 344 and Ogden, the speed limit decreases to 70 mph for all traffic. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 344: UT 39 - 12th Street (Photo taken 5/26/16).

Take Exit 343 to West Haven. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 343: UT 104 - 21st Street (Photo taken 5/26/16).

Take Exit 341 to the Airport and Weber State University. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 341: UT 79 - 31st Street (Photo taken 5/26/16).

Section 2: Ogden (Exit 341) to Salt Lake City (Exit 308)

   

Interstate 15 South / Interstate 84 East approaching Exit 340 - 1 mile. (Photo taken 5/26/16).

Interstate 15 South / Interstate 84 East at Exit 340: Interstate 84 East - Cheyenne (Photo taken 5/27/16).

The speed limit remains 70 mph. (Photo taken 5/27/16).

Take Exit 338 to Roy, Sunset, and Clinton. (Photo taken 5/27/16).

Also take Exit 338 to Hill AFB Truck Gate and the Air Force Museum. (Photo taken 5/27/16).

Interstate 15 South at Exit 338: UT 97 - 5600 South (Photo taken 5/27/16).

Take either of the next 2 exits to Clearfield. (Photo taken 5/27/16).

Mileage sign listing the distances to the three upcoming exits on Interstate 15 South. (Photo taken 5/27/16).

Interstate 15 South at Exit 335: UT 103 - 650 North (Photo taken 5/27/16).

Take Exit 334 to Hill AFB South Gate and Freeport Center. (Photo taken 5/27/16).

Interstate 15 South at Exit 334: UT 193 - 700 South (Photo taken 5/27/16).

Take any of the next 3 exits to Layton. (Photo taken 5/27/16).

Take Exit 332 to Syracuse and Antelope Island. (Photo taken 5/27/16).

Interstate 15 South at Exit 332: UT 108 - Antelope Drive (Photo taken 5/27/16).

Interstate 15 South at Exit 331: UT 232 - Hill Field Road (Photo taken 5/27/16).

Express Toll lanes begin 1 1/2 miles ahead on Interstate 15 South. (Photo taken 5/27/16).

Interstate 15 South at Exit 330: UT 126 North - Layton Pkwy (Photo taken 5/27/16).

This sign lists the current toll rate for the express lanes to Parrish Lane. (Photo taken 5/27/16).

Gore point signage for Exit 330. (Photo taken 5/27/16).

Express Toll lane entrance on the left. (Photo taken 5/27/16).

Another mileage sign listing the distances to the three upcoming exits on Interstate 15 South. (Photo taken 5/27/16).

Take Exit 328 to Kaysville. (Photo taken 5/27/16).

Interstate 15 South at Exit 328: UT 273 - 200 North (Photo taken 5/27/16).

View of the express toll lane on Interstate 15 South. (Photo taken 5/27/16).

The speed limit remains 70 mph. (Photo taken 5/27/16).

Trucks of 5 axles or more are prohibited on Legacy Pkwy. (Photo taken 5/27/16).

Interstate 15 South approaching Exit 325 - 1/2 mile. (Photo taken 5/27/16).

Take Exit 325 to US 89 North, Lagoon, and the Legacy Events Center. (Photo taken 5/27/16).

Interstate 15 South at Exit 325: UT 225 - Park Lane (Photo taken 5/27/16).

Interstate 15 South at Exit 324: Legacy Pkwy (Photo taken 5/27/16).

Interstate 15 South at mile marker 324. (Photo taken 5/27/16).

This sign lists the current toll rate for the express lane to Parrish Lane. (Photo taken 5/27/16).

Another express lane entrance on the left on Interstate 15 South. (Photo taken 5/27/16).

State-named Interstate 15 South reassurance shield. (Photo taken 5/27/16).

Interstate 15 South at mile marker 322. (Photo taken 5/27/16).

Take Exit 319 to Centerville. (Photo taken 5/27/16).

Interstate 15 South at Exit 319: UT 105 - Parrish Lane (Photo taken 5/27/16).

This sign warns that there are no left lane restrictions in place for the next mile due to Exit 317 being a left exit ahead. (Photo taken 5/27/16).

Take Exit 317 to Bountiful and West Bountiful. (Photo taken 5/27/16).

Express lane entrance on the left approaching Exit 317. (Photo taken 5/27/16).

Interstate 15 South at Exit 317: US 89 South - 500 West (Photo taken 5/27/16).

Take Exit 316 to Bountiful and Woods Cross. (Photo taken 5/27/16).

This sign warns trucks that engine brakes are prohibited in the area. (Photo taken 5/27/16).

Interstate 15 South at Exit 316: UT 68 - 500 South (Photo taken 5/27/16).

Another express lane entrance on the left just south of Exit 316. (Photo taken 5/27/16).

This sign states what vehicles are allowed to use the express lanes. (Photo taken 5/27/16).

Interstate 15 South at Exit 315: UT 93 East - 2600 South (Photo taken 5/27/16).

Another express lane entrance on the left. (Photo taken 5/27/16).

Take Exit 314 to North Salt Lake. (Photo taken 5/27/16).

Interstate 15 South approaching Exit 313 - 1 mile. (Photo taken 5/27/16).

Interstate 15 South at Exit 314: Center St (Photo taken 5/27/16).

Interstate 15 South at Exit 313: Interstate 215 South - Belt Route / Salt Lake City International Airport (Photo taken 5/27/16).

Interstate 15 South at Exit 312: US 89 South - Beck St (Photo taken 5/27/16).

Sign listing the toll rate for the express lanes to 600 North. (Photo taken 5/27/16).

Express lane entrance at mile marker 313. (Photo taken 5/27/16).

Interstate 15 South at Exit 311: 2300 North (Photo taken 5/27/16).

Take Exit 310 to Rose Park and Utah State Fairpark. (Photo taken 5/27/16).

Interstate 15 South at Exit 310: 1000 North (Photo taken 5/27/16).

Take Exit 309 to City Center, Temple Square, and Vivint Smart Home Arena. (Photo taken 5/27/16).

Interstate 15 South at Exit 309: UT 268 - 600 North (Photo taken 5/27/16).

Interstate 15 South approaching Exit 308 - 1/2 mile. (Photo taken 5/27/16).

Interstate 15 South at Exit 308: Interstate 80 West - Reno / Salt Lake City International Airport (Photo taken 5/27/16).

Section 3: Salt Lake City (Exit 308) to Provo (Exit 263)

   

Interstate 15 South at Exit 307: 400 South (Photo taken 5/27/16).

Follow UT 201 West to West Valley. (Photo taken 5/27/16).

Follow 1300 South to Smith's Ballpark. (Photo taken 5/27/16).

Interstate 15 South / Interstate 80 East at Exits 305C-A: US 201 West - 1300 South / 2100 South / West Valley (Photo taken 5/27/16).

Interstate 15 South / Interstate 80 East reassurance shields during their brief concurrency in Salt Lake City. (Photo taken 5/27/16).

Interstate 15 South / Interstate 80 East at Exit 304: Interstate 80 East - Cheyenne (Photo taken 5/27/16).

View on Interstate 15 South just after Interstate 80 East departs. (Photo taken 5/27/16).

Take Exit 303 to South Salt Lake and West Valley. (Photo taken 5/27/16).

Interstate 15 South at Exit 303: UT 171 - 3300 South (Photo taken 5/27/16).

Interstate 15 South reassurance shield. (Photo taken 5/27/16).

Take Exit 301 to Murray and Taylorsville. (Photo taken 5/27/16).

Interstate 15 South at Exit 301: UT 266 - 4500 South (Photo taken 5/27/16).

The speed limit remains 70 mph through Salt Lake City and vicinity. (Photo taken 5/27/16).

Take Exit 300 to Murray and Kearns. (Photo taken 5/27/16).

Interstate 15 South at Exit 300: UT 173 - 5300 South (Photo taken 5/27/16).

Interstate 15 South approaching Exit 298 - 1/2 mile. (Photo taken 5/27/16).

Take Exit 298 to Solitude, Brighton, Snowbird, and Alta Ski Areas. (Photo taken 5/27/16).

Interstate 15 South at Exit 298: Interstate 215 - Belt Route (Photo taken 5/27/16).

Take Exit 297 to Midvale and West Jordan. (Photo taken 5/27/16).

Interstate 15 South at Exit 297: UT 48 - 7200 South (Photo taken 5/27/16).

Interstate 15 South at mile marker 297. (Photo taken 5/27/16).

Take Exit 295 to West Jordan and Sandy. (Photo taken 5/27/16).

Sign listing the toll rate for the express lanes to the exit for 12300 South. (Photo taken 5/27/16).

Interstate 15 South at Exit 295: UT 209 - 9000 South (Photo taken 5/27/16).

Take Exit 293 to Sandy and South Jordan. (Photo taken 5/27/16).

Interstate 15 South at Exit 293: UT 151 - 10600 South (Photo taken 5/27/16).

Interstate 15 South at Exit 292: UT 175 - 11400 South (Photo taken 5/27/16).

Take Exit 291 to Draper and Riverton. (Photo taken 5/27/16).

Interstate 15 South at Exit 291: UT 71 - 12300 South (Photo taken 5/27/16).

Mileage sign listing the distances to the three upcoming exits on Interstate 15 South. (Photo taken 5/27/16).

Take Exit 288 to Draper and Riverton. (Photo taken 5/27/16).

Interstate 15 South approaching Exit 288 - 1/4 mile. (Photo taken 5/27/16).

Interstate 15 South at Exit 288: UT 140 West - 14600 South (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 8 miles to Lehi, 22 miles to Provo, and 402 miles to Las Vegas. (Photo taken 5/27/16).

Interstate 15 South entering Utah County. (Photo taken 5/27/16).

Take Exit 284 to Highland, Alpine, and Cedar Hills. (Photo taken 5/27/16).

Interstate 15 South at Exit 284: UT 92 East - Timpanogos Highway (Photo taken 5/27/16).

Interstate 15 South at Exit 282: US 89 South / UT 85 West - 2100 North (Photo taken 5/27/16).

Take Exit 279 to the Natural History Museum. (Photo taken 5/27/16).

Interstate 15 South at Exit 279: UT 73 - Lehi Main St (Photo taken 5/27/16).

Take either of the next 2 exits to American Fork. (Photo taken 5/27/16).

Take Exit 278 to UT 145 West toward Pioneer Crossing as well as Saratoga Springs and Eagle Mountain. (Photo taken 5/27/16).

Another express lane entrance on the left approaching Exit 278. (Photo taken 5/27/16).

Interstate 15 South at Exit 278: UT 145 - American Fork / Main St (Photo taken 5/27/16).

Interstate 15 South at Exit 276: UT 180 - 500 East (Photo taken 5/27/16).

Take either of the next 2 exits to Lindon. (Photo taken 5/27/16).

Interstate 15 South at Exit 275: Pleasant Grove Blvd (Photo taken 5/27/16).

Express lane entrance on Interstate 15 South just beyond Exit 275. (Photo taken 5/27/16).

Take any of the next 4 exits to Orem. (Photo taken 5/27/16).

Take Exit 273 to Lindon Park Drive. (Photo taken 5/27/16).

Interstate 15 South at Exit 273: UT 241 - 1600 North (Photo taken 5/27/16).

Take Exit 272 to Provo Canyon and Sundance. (Photo taken 5/27/16).

Interstate 15 South at Exit 272: UT 52 / To US 189 - 800 North (Photo taken 5/27/16).

Interstate 15 South at Exit 271: Orem / Center St (Photo taken 5/27/16).

Take Exit 269 to Utah Valley University and Brigham Young University. (Photo taken 5/27/16).

Interstate 15 South at Exit 269: UT 265 - University Parkway (Photo taken 5/27/16).

Express lane entrance on Interstate 15 South just beyond Exit 269. (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 3 miles to Provo, 42 miles to Nephi, and 384 miles to Las Vegas. (Photo taken 5/27/16).

Take either of the next 2 exits to Provo. (Photo taken 5/27/16).

Take Exit 265 to Provo Airport, Utah Lake State Park, and Seven Peaks. (Photo taken 5/27/16).

Interstate 15 South at Exit 265: UT 114 - Provo / Center St (Photo taken 5/27/16).

Interstate 15 South at mile marker 265. (Photo taken 5/27/16).

Interstate 15 South reassurance shield. (Photo taken 5/27/16).

Interstate 15 South at Exit 263: US 189 North - University Ave (Photo taken 5/27/16).

Section 4: Provo (Exit 263) to Scipio (Exit 188)

   

Interstate 15 South at Exit 261: UT 75 - 1400 North (Photo taken 5/27/16).

Express lane entrance to the south of Exit 261. (Photo taken 5/27/16).

Take Exit 260 to Mapleton. (Photo taken 5/27/16).

Also take Exit 260 to the Airport and Springville Art Museum. (Photo taken 5/27/16).

Interstate 15 South at Exit 260: UT 77 - 400 South (Photo taken 5/27/16).

Take Exit 257A to the Fairgrounds and Salem. (Photo taken 5/27/16).

Interstate 15 South at Exit 257B-A: US 6 East / UT 156 - Spanish Fork Main St / Price (Photo taken 5/27/16).

South of Exits 257B-A, the speed limit returns to 75 mph. (Photo taken 5/27/16).

Take Exit 253 to Benjamin. (Photo taken 5/27/16).

Interstate 15 South at Exit 253: UT 164 - 8000 South (Photo taken 5/27/16).

Take either of the next 2 exits to Payson. (Photo taken 5/27/16).

Interstate 15 South at Exit 250: UT 115 - Payson / Main St (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 6 miles to Santaquin, 25 miles to Nephi, and 366 miles to Las Vegas. (Photo taken 5/27/16).

Interstate 15 South approaching Exit 248 - 1/2 mile. (Photo taken 5/27/16).

Interstate 15 South at Exit 248: UT 178 East - 800 South (Photo taken 5/27/16).

Take either of the next two exits to Santaquin. (Photo taken 5/27/16).

Interstate 15 South at Exit 244: US 6 West - Main Street (Photo taken 5/27/16).

Interstate 15 South at Exit 242: Summit Ridge Parkway (Photo taken 5/27/16).

South of Exit 242, the standard rural speed limit of 80 mph resumes. (Photo taken 5/27/16).

Interstate 15 South as it enters Juab County. (Photo taken 5/27/16).

Interstate 15 South at mile marker 240. (Photo taken 5/27/16).

Interstate 15 South at mile marker 237. (Photo taken 5/27/16).

Take Exit 233 to Young Living Family Farm. (Photo taken 5/27/16).

Interstate 15 South at Exit 233: UT 54 West - Mona (Photo taken 5/27/16).

Interstate 15 South at mile marker 231. (Photo taken 5/27/16).

Take any of the next 3 exits to Nephi. (Photo taken 5/27/16).

Take Exit 228 to Delta and Great Basin National Park. (Photo taken 5/27/16).

Interstate 15 South at Exit 228: Interstate 15 Business Loop / UT 28 - N Main Street (Photo taken 5/27/16).

The speed limit remains 80 mph for all traffic. (Photo taken 5/27/16).

Take Exit 225 to Ephraim and Manti. (Photo taken 5/27/16).

Interstate 15 South at Exit 225: UT 132 - 100 North (Photo taken 5/27/16).

Take Exit 222 to Levan and Gunnison. (Photo taken 5/27/16).

Interstate 15 South at Exit 222: UT 28 - S Main Street (Photo taken 5/27/16).

Interstate 15 South reassurance shield. (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 35 miles to Scipio, 57 miles to Fillmore, and 328 miles to Las Vegas. (Photo taken 5/27/16).

Interstate 15 South at mile marker 221. (Photo taken 5/27/16).

Interstate 15 South at mile marker 219. (Photo taken 5/27/16).

Interstate 15 South at mile marker 213. (Photo taken 5/27/16).

Interstate 15 South at Exit 207: UT 78 East - Mills (Photo taken 5/27/16).

Interstate 15 South at mile marker 204. (Photo taken 5/27/16).

Interstate 15 South at Exit 202: Yuba State Park (Photo taken 5/27/16).

Speed Limit - 80 mph. (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 14 miles to Scipio, 36 miles to Fillmore, and 317 miles to Las Vegas. (Photo taken 5/27/16).

Interstate 15 South at mile marker 200. (Photo taken 5/27/16).

Interstate 15 South at mile marker 197. (Photo taken 5/27/16).

Interstate 15 South entering Millard County. (Photo taken 5/27/16).

Interstate 15 South at mile marker 193. (Photo taken 5/27/16).

There is a Rest Stop 3 miles ahead off Exit 188. (Photo taken 5/27/16).

A Chain Up Area also exists off Exit 188. (Photo taken 5/27/16).

Take Exit 188 as a shortcut to Interstate 70 toward Salina and Richfield. (Photo taken 5/27/16).

Take Exit 188 to Capitol Reef National Park as well. (Photo taken 5/27/16).

Interstate 15 South at Exit 188: US 50 East - Scipio (Photo taken 5/27/16).

Section 5: Scipio (Exit 188) to Cove Fort (Exit 129)

   

Another Interstate 15 South reassurance shield. (Photo taken 5/27/16).

A truck climbing lane begins 1 mile ahead. (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 22 miles to Fillmore, 55 miles to the junction of Interstate 70, and 303 miles to Las Vegas. (Photo taken 5/27/16).

As the truck climbing lane begins, these signs warn that any vehicles towing trailers are prohibited in the left lane. (Photo taken 5/27/16).

Also, any vehicles over 12,000 GVW are prohibited in the left lane. (Photo taken 5/27/16).

Interstate 15 South at mile marker 186. (Photo taken 5/27/16).

Interstate 15 South at mile marker 185. (Photo taken 5/27/16).

Interstate 15 South at Exit 184: Tower Road (Photo taken 5/27/16).

The truck climbing lane comes to an end 2500 feet ahead. (Photo taken 5/27/16).

Interstate 15 South at mile marker 180. (Photo taken 5/27/16).

Take Exit 178 to Delta and Great Basin National Park. (Photo taken 5/27/16).

Interstate 15 South at Exit 178: US 50 West - Holden (Photo taken 5/27/16).

Interstate 15 South at Exit 174: UT 64 - Holden (Photo taken 5/27/16).

Interstate 15 South reassurance shield. (Photo taken 5/27/16).

The speed limit remains 80 mph. (Photo taken 5/27/16).

Interstate 15 South at mile marker 171. (Photo taken 5/27/16).

There is a Rest Stop off Exit 167 ahead. (Photo taken 5/27/16).

Interstate 15 South at Exit 167: Interstate 15 Business Loop / UT 99 South / To UT 100 West - Fillmore (Photo taken 5/27/16).

Interstate 15 South at mile marker 165. (Photo taken 5/27/16).

Interstate 15 South at Exit 163: UT 99 - Fillmore (Photo taken 5/27/16).

Mileage sign on Interstate 15 South. It's 52 miles to Beaver, 104 miles to Cedar City, and 278 miles to Las Vegas. (Photo taken 5/27/16).

Interstate 15 South at Exit 158: UT 133 - Meadow / Kanosh (Photo taken 5/27/16).

Interstate 15 South at mile marker 152. (Photo taken 5/27/16).

Interstate 15 South at mile marker 150. (Photo taken 5/27/16).

A Chain Up Area exists of Exit 146. (Photo taken 5/27/16).

Interstate 15 South at Exit 146: Kanosh (Photo taken 5/27/16).

South of Exit 146, the speed limit decreases to 75 mph. (Photo taken 5/27/16).

Interstate 15 South at mile marker 142. (Photo taken 5/27/16).

The speed limit is reduced even more ahead. (Photo taken 5/27/16).

Here, the speed limit decreases to 65 mph for all traffic for the next 3 miles. (Photo taken 5/27/16).

Winding curves ahead. (Photo taken 5/27/16).

View on Interstate 15 South. (Photo taken 5/27/16).

Interstate 15 South at mile marker 141. (Photo taken 5/27/16).

Another view on Interstate 15 South in Millard County. (Photo taken 5/27/16).

View on Interstate 15 South. (Photo taken 5/27/16).

Interstate 15 South at mile marker 139. (Photo taken 5/27/16).

The speed limit of 75 mph resumes here. A Chain Up Area exists off Exit 138 ahead. (Photo taken 5/27/16).

Interstate 15 South at Exit 138: Ranch Exit (Photo taken 5/27/16).

The speed limit remains 75 mph. (Photo taken 5/27/16).

Interstate 15 South at mile marker 137. (Photo taken 5/27/16).

Interstate 15 South at Exit 135: Historic Cove Fort (Photo taken 5/27/16).

Interstate 15 South approaching Exit 132 - 1 mile. (Photo taken 5/27/16).

Take Exit 132 to Capitol Reef National Park and Fremont Indian State Park. (Photo taken 5/27/16).

Interstate 15 South at Exit 132: Interstate 70 East - Richfield / Denver (Photo taken 5/27/16).

Interstate 15 South entering Beaver County. (Photo taken 5/27/16).

At mile marker 131, the standard rural speed limit of 80 mph resumes. (Photo taken 5/27/16).

Another Chain Up Area exists off Exit 129 ahead. (Photo taken 5/27/16).

Interstate 15 South at Exit 129: Sulphurdale (Photo taken 5/27/16).