(Trent Nelson | The Salt Lake Tribune) A plane dropping retardant on the Dollar Ridge Fire is dwarfed by smoke, in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) A plane dropping retardant on the Dollar Ridge Fire is dwarfed by smoke, in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) Helicopters make drops on the Dollar Ridge Fire near Fruitland in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire seen from Fruitland in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire threatens a structure, as seen from Fruitland in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) Helicopters make drops on the Dollar Ridge Fire near Fruitland in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire seen from Fruitland in Duchesne County, Tuesday July 3, 2018.(Trent Nelson | The Salt Lake Tribune) The Dollar Ridge Fire threatens a structure, as seen from Fruitland in Duchesne County, Tuesday July 3, 2018.