Two Lowcountry roads will have lanes closed for guardrail repairs Tuesday.

A lane on S.C. 61 near Old Beech Hill Road in Summerville will be closed from 9 a.m. to 4 p.m.

A lane on College Park Road near Crowfield Boulevard in Goose Creek will be closed from 9 p.m. Tuesday until 6 a.m. Monday.

Barricades, cones, signs and flashing arrows will alert motorists of the work zone, according to Reynolds Fence and Guardrail Co.