The express lane runs on northbound Highway 680 between south of Auto Mall Parkway and state Highway 84, and can be used by carpoolers, motorcyclists and transit vehicles.
A group of fires near the Sunol Regional Wilderness and the Calaveras Reservoir have burned more than 1,700 acres and still had zero containment Monday morning, according to Cal Fire.
The homes evacuated are on Welch Creek Road, about four miles southeast of Sunol and about a mile north of the popular Little Yosemite Trail.
The fire is burning in Sunol.
It's currently 30 percent contained.
The blaze started about 1:30 p.m. Saturday along Sheridan Road in Sunol.
Alameda County Fire is asking members of the public to avoid the area while crews at the scene transfer the ethanol from the crashed tanker to another.
Occurred along southbound I-680 near Koopman Road in Sunol on Wednesday, April 22, 2020. Video: Alameda County Fire Department.
A hazardous materials incident along southbound I-680 near Koopman Road in Sunol on Wednesday, April 22, 2020. Video: Alameda County Fire Department.