A Clifton Park man is in critical condition after crashing into a dump truck on Route 146 Thursday morning.. C.J. Purcell, 29, was traveling west on Route 146, when he struck a 2022 Nissan driven by Cindy A. Breslin, 57, also of Clifton Park. Purcell’s car veered into the eastbound lane and collided with a 2022 Mack dump truck. The other drivers were not injured. The crash is under investigation.