Police and EMS on scene Saturday when a salt truck knocked down a traffic light. Photos: Dan Hamilton Montclair, NJ – A salt truck with its bed lifted took down a traffic light on Bloomfield Avenue at North Willow in Montclair during Saturday’s major nor’easter storm. One person was injured at the scene and taken to St. Joseph’s Medical Center (this story is developing; we will update as we learn more). Avoid the area and roadways in general until they are cleared and safe for driving. Photo: Dan Hamilton Motorists are urged to stay off the roads until snow has stopped and roads have been clea…