CTA train running on tracks through a residential area

Welcome to ATU Local 308

Amalgamated Transit Union Local 308 is one of the largest “RAIL” labor organizations in the ATU, representing over 2,700 multi-classifications, certified with the ATU International Union and becoming chartered since December 1, 1902.

Our purpose is unity.

Our struggle is for the betterment of our members’ working conditions, health and welfare. 

Our standing is solidarity.

Classifications in the ATU Local 308 Bargaining Unit Include:

  • Work Train Conductors
  • Tower Workers
  • Switch Workers
  • Rapid Transit Operators
  • Customer Service Representatives
  • Customer Service Assistants
  • Track Welders
  • Work Car Crane Operators
  • Track Workers
  • Car Repairers
  • Laborers
  • Motor Blowers
  • Universal Rail Clerks
  • Universal Rail Supervisors
  • Rail Instructors
  • Shop Clerks
  • Supply Room Clerks
  • Unit Exchange Clerks
  • Stockroom Clerks
  • Shipping Clerks
  • Rail Janitors
  • Material Coordinators
  • Rail Car Servicers
  • Rail Car Servicer Apprentices
  • Combined Rail Operators
  • Flaggers
  • Crane Operators
  • Couriers