State Route 89A was closed in both directions northeast of Cottonwood due to a vehicle fire that turned into a brush fire on Wednesday, officials said.
The closure was from milepost 357 at Cornville Road to milepost 363 at Page Springs Road.
A southbound lane reopened around 5 p.m with the right southbound lane still blocked. The northbound lanes reopened about 10 minutes later.
By about 5:30 p.m. all lanes were back open.
[SPECIAL SECTION: Arizona wildfires]
The U.S. Forest Service said there were 50 firefighters, five to seven engines and a helicopter battling the fire, which has been called the Sheep Fire.
The Arizona Department of Forestry and Fire Management said forward progress was stopped around 5:30 p.m. The flames had burned about 35 acres.
No one was hurt and no buildings were threatened.
It's unclear what started the fire.
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