The Sonoma County roads department is planning the following projects this week that at times will have one lane closed, thus expect delays:

–Alexander Valley Road, from Healdsburg Avenue to Lytton Springs Road, through Aug. 20 for drainage culvert work.

–Alexander Valley Road, from Highway 128 to Lytton Station Road, Friday and Monday for bridge work.

–Eastside Road, from Trenton Healdsburg Road to Old Redwood Highway, through Aug. 26 for ditch cleaning.

–Geysers Road, from Red Winery to Geysers Resort roads, on Wednesday for bridge work.

–Lytton Springs Road, from Dry Creek Road to Highway 101, Tuesday and Wednesday for brush cutting.

–Old Redwood Highway, from East Shiloh Road to Santa Rosa, Tuesday through Friday for chip sealing.