Summary: FHWA, on behalf of the Utah Department of Transportation (UDOT), is issuing this notice to advise the public that an EIS will be prepared for proposed transportation improvements on the Interstate 15 corridor from Farmington to Salt Lake City, Utah. Persons or agencies who might be affected by the proposed project are encouraged to comment on the information in this Notice of Intent (NOI). All comments received in response to this NOI will be considered, and any information presented in this NOI, including the preliminary purpose and need, preliminary alternatives, and identified impacts, might be revised in consideration of the comments.