The NJ Transit Police Department’s Office of Emergency Management and township responders will conduct a training exercise Saturday at the Upper Montclair Train Station between 8 a.m. and noon, the transit agency said Thursday.

Residents and commuters should be prepared to to see an increased police and first responder presence along the tracks near Lorraine Avenue. The drill, which will gauge responses to a simulated incident, will take about four hours to complete.

NJ Transit personnel will be participating in this training exercise as victims.

Lorraine Avenue will be inaccessible to vehicles and pedestrians between Valley and Braemore roads between 7 a.m. to 12:30 p.m. The drill won’t have any impact on train service.

This is the latest in a series of periodic drills that NJ Transit’s OEM conducts along the agency’s system every year.

It will be working with several agencies, including the Township Police Department, the department’s Office of Emergency Management, the Township Office of Emergency Management, the Township Fire Department, the Township Emergency Medical Services, the township Department of Public Works, the South Orange EMS, the Montclair State University EMS, the Glen Ridge EMS, the Essex County Sheriff’s Department, the state EMS Taskforce and the FBI Joint Terrorism Task Force.