Denbighshire County Council is informing motorists that the A525 over the River Elwy in St Asaph will be closed temporarily overnight on Sunday and Monday.
The road closure is required to allow a crane to carry out a lifting operation.
The road will be closed from 11.25pm on Sunday, April 6 until 5.15am on Monday, April 7. It is likely that a second closure will be needed from 11.35pm on Monday, April 7 until 5.15am on Tuesday, April 8. Diversions will be in place.
The Council would like to thank motorists and residents of St Asaph in advance for their co-operation.