Caltrans plans the following projects and lane closures this week in Sonoma County, subject to weather, etc.:

–Highway 101: Santa Rosa Avenue to Rohnert Park Expressway, one southbound lane will be closed 11 p.m. Monday to 5 a.m. Tuesday, 11 p.m. to 5 a.m.

–Highway 101: Southbound Wilfred on and off ramps in Rohnert Park will be closed 8 p.m. Monday to 5 a.m. Tuesday.

–Commerce Boulevard under 101 in Rohnert Park will be closed 8 p.m. Sunday to 5 a.m. Monday and 8 p.m. Monday to 5 a.m. Tuesday.

–Highway 101: From Rohnert Park Expressway south to Pepper Road in Petaluma, various lanes will be closed at various locations, Monday-Friday 11 p.m. to 5 a.m. Monday through Friday.

–Highway 101: Southbound on-ramp from Rohnert Park Expressway will be closed 11 p.m. to 5 a.m. Monday through Friday. On Saturday, the on-ramp will reopen at 8 a.m.

–Highway 128, paving work from one mile west of River Road to one mile east of Geysers Road, one-way traffic control, 7 p.m. Wednesday to 7 a.m. Thursday and 7 p.m. Thursday to 7 a.m. Friday.