CTA Rail Ops - Chicago Transit Authority
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Monitoring CTA rail operations:
- Rail Emergency/Power Control (Ch. 2, 470.9875MHz)
- Blue and Pink Line Ops (Ch. 5, 471.0375MHz)
- Green and Orange Line Ops (Ch. 6, 471.0625MHz)
- Brown, Purple and Yellow Line Ops (Ch. 7, 471.0875MHz)
- Red Line Ops (Ch. 8, 471.1125MHz)
You can listen to this feed to hear more information about the cause of CTA train delays.
CTA 10 Codes:
|10-1 Receiving poorly
10-2 Receiving well
10-3 Stop transmitting
10-4 Message received and understood
10-7 Unit out of service
10-8 Unit in service
10-10 Police needs assistance
10-20 What is your location?
10-21 Call by telephone
10-25 Dirty vehicle
10-31 ATC bypass operation authorized
10-32 Stem bypass operation authorized
10-33 PCR bypass operation authorized
10-40 Radio check
10-41 Unauthorized switch
10-42 Abandoned bus
10-49 Check farebox
10-50 Make special service check
10-51 Go to location and assist as appropriate
10-52 Manpower shortage, runs held in (buses)
10-53 Use appropriate service restoration technique
10-55 Inspect all viaducts in district, check sewer covers
10-56 Bus equipment shortage, runs held in
10-57 Rail car shortage
10-58 Trip annulled (rail)
10-59 Salt over/underpasses, bridge approaches, etc.
Audio from a Uniden scanner with an external antenna, located just outside of downtown Chicago.