The nights of Sept. 6, 13 and 14, the American Fork 500 East northbound on-ramp and the Main Street northbound off-ramp are scheduled to be closed from 10 p.m. to 5:30 a.m. for concrete paving. The outside lanes of the northbound lane split in American Fork are also scheduled to be closed during this time. Motorists can use the Pleasant Grove and Lehi Main Street interchanges as alternates.
Source: www.i15core.utah.gov