PennDOT District 11 is announcing drilling operations on Route 65 (Mercer Road) in North Sewickley Township  will begin Thursday, September 12 weather permitting. Single-lane alternating traffic will occur on Route 65 from 8 a.m. to 4 p.m. weekdays near the intersection with Bologne and Foster Roads.  Crews from Armstrong Drilling will conduct core drilling operations for a future culvert replacement project. Motorists can check conditions on more than 40,000 roadway miles, including color-coded winter conditions on 2,900 miles, by visiting www.511PA.com. 511PA, which is free and available 24 hours a day, provides traffic delay warnings, weather forecasts, traffic speed information, and access to more than 950 traffic cameras. 511PA is also available through a smartphone application for iPhone and Android devices, by calling 5-1-1, or by following regional twitter alerts accessible on the 511PA website.