PORT ANGELES — Olympic National Park will remove hazardous trees along U.S. Highway 101 around Lake Crescent beginning Monday.

Drivers can expect alternating single-lane traffic, with delays of up to 30 minutes, between 7 a.m. to 4:30 p.m. seven days a week through Oct. 19, according to a National Park Service press release.

For current road and travel information in Olympic National Park, call the recorded Road and Weather Hotline at 360-565-3131 or visit www.nps.gov/olym and click on “Alerts.”