Caltrans plans the following lane closures in Sonoma and Marin counties this week (a spokesman said work will be done Monday even though it’s Labor Day):

–Highway 101, from Steele Lane to Windsor River Road, northbound and southbound, various locations, one lane will be closed at 7 p.m. Monday to Friday and a second lane at 10 p.m., with all lanes reopened by 5 a.m., except at 7 a.m. Saturday.

–Highway 101, from Rohnert Park Expressway south to Pepper Road, various lanes at various locations, 11 p.m. to 5 a.m. Monday to Friday.

–Highway 116, from Adobe Road to County Dump Road, one-way traffic control 7 p.m. to 5 a.m. Monday through Friday.

–Highway 1, from Scotty Creek to Russian River, one-way traffic control 7 a.m. to 6 p.m.

–Highway 1, from The Sea Ranch to Gualala, one-way traffic control at various locations from 7 a.m. to 7 p.m. Monday to Friday.

–Highway 101 in Marin County at Corte Madera Creek Bridge, two lanes closed 10 p.m. to 5 a.m. Monday.

–Highway 101 in Marin County, from Lucky Drive to Sir Francis Drake, two lanes closed 10 p.m. to 5 a.m. Tuesday, Wednesday,and Thursday.