All traffic lights are out at a busy Manchester city centre junction this morning.
The signals are out on Deansgate at the junction with Quay Street and Peter Street.
Drivers are being warned to 'approach with caution'.
Engineers are on their way to fix the problem, transport bosses said.
In a tweet, TfGM said: "Deansgate, City Centre.
"Traffic signals at the junction with Quay Street and Peter Street are all out.
"Approach with caution.
"Engineers are en-route.
"Follow #TfGMTraffic @StagecoachGM @gnwbus."
