Road striping work in Northumberland County will result in delays this week. Crews will be out on Route 200 between the Lancaster County line to Route 360 along with Route 202 near the Westmoreland County line and Route 203 near the Richmond County line. Work hours are daily from 9:00 a.m. until 7:00 p.m. There are also mobile single lane closures on Route 600 and Route 642 between 8:00 a.m. and 5:00 p.m.