The Operations Division is commanded by a Captain. This division consists of Uniform Patrol, Criminal Investigations, the Traffic Safety Unit and Special Operations Unit. The Director of Operations is also responsible for recruiting and hiring.
The Bureau of Field Operations is the largest section of the Operations Division and consists of four platoons of uniformed officers. Each platoon is supervised by a Sergeant and assisted by a Corporal. The number of officers assigned to each platoon will vary from time to time depending on the needs of the department. The primary assignment of these platoons is the response to calls for service and normal day to day enforcement issues.
The Bureau of Criminal Investigations (BCI) is commanded by a Lieutenant and assisted by a Sergeant. Plainclothes detectives in this unit are charged with the follow-up investigation of reported crimes and other investigations as required. All full time detectives are also members of the Major Case Squad of Greater St. Louis. This unit also conducts the specialized investigations of juvenile crime and child abuse as well as maintains all evidence collected by officers of the department.
The Traffic Safety Unit is a specialized unit of uniformed officers whose mission is the reduction of both personal injury and property damage auto crashes. The Traffic Safety Unit uses a number of tactics to reduce crashes in addition to routine patrol. Among these are radar enforcement, directed patrol, sobriety checkpoints, seat belt enforcement, and public awareness events. Their main goal is the protection of lives and property.