Region One
Road closures:
- 5600 S: Left Hand turns at Freeway Park Dr to HAFB (Wardleigh Rd) and from 5600 S to Freeway Park Dr., starting Sept. 29 through Fall 2024
- Southbound lane on Freeway Park Dr is closed from Roy Water Conservancy District to 5600 South through early November. Northbound lane is open
- I-15 NB and Riverdale Rd Exit: Beginning Sept. 29, crews will close the existing I-15 NB on-ramp. The current I-15 NB off-ramp will shift. Drivers will travel the new Collector Distributor (CD) to access I-15 NB, Riverdale Rd, and Freeway Park Dr. Effective through Summer 2024
Smithfield Culvert Project
- October 2 through December 31, 2023; final touches and asphalt Spring 2024
- Lane restricted to one southbound lane and two northbound lanes Monday – Friday 7 am to 7 pm, with delays up to 15 mins.
- Project area is within the Safe Walking Route for Summit Elementary School. The Safe Walking Route will be maintained and parents are encouraged to speak with their children about safety within work zones
- Hotline: 888-752-8789
- Email: smithfieldculvert@utah.gov
- Website: https://udotinput.utah.gov/smithfieldculvert

Contact Information
166 W Southwell St.
Ogden, UT 84404-4194
Phone (801) 620-1600
Office Hours
Monday – Friday 8 am – 5 pm Closed Holidays
Region One covers the northern part of the state, including the following counties: Box Elder, Cache, Davis, Morgan, Rich and Weber.
Our responsibility is to construct and maintain state roadways in the safest, most efficient manner possible.
Approximately 235 full-time employees work for Region One. We manage 942 center-line miles and 2655 lane miles of state roadway. Region One includes two national forests, one national historic site, seven state parks and three state highways designated “Scenic Byways.”
Quick Links
- Operations organizational chart (updated 2/21/2023)
- Maintenance Stations Information (updated 1/31/2023)
- UDOT Region One Permits (801) 620-1600
- Online Permits System Login Page
- Permits Contact Info. Region One Only
- Litter Clean Up Information
- Utah Atlas
- X (Formerly known as Twitter) Get up to date info
- Claims
- Traffic Operations Center (801) 887-3702
- Utah Rest Areas Webpage
- 5600 S Hotline Number (385) 383-6576 #1
- 1800 N Hotline Number (385) 383-6576 #2
- I-84 / US-89 Hotline Number (385) 365-1616
- West Davis Hotline Number (877) 298-1991
- 2000 West; West Point to Clinton
- Hotline Number (888) 556-0232 #5
- 2000 West; Webpage
- I-15; 24th St. Interchange Webpage
- I-15 Farmington to Salt Lake Webpage
- US-89 Willard Webpage
- SR-108 Antelope Drive Renewed Webpage
- Shepard Lane Interchange Webpage
- 1900 W. Free Right Elimination
- Hotline Number (385) 758-4545
- I-15 Riverdale Safety Project
- Hotline: 385-376-1011
- I-15 Riverdale Webpage