AUGUSTA - The Maine Department of Transportation is doing paving work and making drainage and safety improvements on Leighton Road in Augusta. The project area begins at Old Winthrop Road and extends north 2.77 miles to Route 8. Paving work may be done at night. Drivers should expect an alternating, single-lane traffic pattern. The contractor on this project is All States Asphalt of Richmond. The contract amount is $476,121. This work is expected to be finished in mid-October.