A broken down vehicle on a slip-road off the northbound carriageway of the M1 caused delays for drivers this morning.
The incident happened at Junction 23A A42/A453 at around 8.10am and one lane was blocked.
Delays were made worse by ongoing roadworks in the area.
See our live updates below to see how this incident unfolded:
Thank you
That concludes our updates on this incident. Thank you for reading.
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Traffic returns to normal
Traffic flow has returned to normal and vehicles are moving freely in the area.
Gridlocked
One driver, who is stuck in a queue of traffic near Castle Donington, said the area is gridlocked.
Traffic is expected to return to normal within the next hour.
All lanes reopened
All lanes have now been reopened and the broken down vehicle has been cleared. Delays remain.
Current traffic conditions
This graphic taken from Highways England shows the current traffic conditions in and around Derby.
The areas in red and black are where traffic is at a standstill.
The exclamation marks show congestion.
Lengthy tailbacks
One lane on the entry slip road is still blocked and there is congestion to Junction 14 A453 for Castle Donington.
The graphic below shows where traffic is at its heaviest.
The areas in black and red are where vehicles are moving slowly or are at a complete standstill.
Delays of 50 minutes
There are currently delays of around 50 minutes on approach to the M1 from the A42.