There are reports of a crash on the Crescent Link in the Waterside causing long tailbacks.
Motorists are advised to exercise caution on approach and that there may be tailbacks for some time.
There is no further information at this time.
If you have a story or want to send a photo or video to us please contact the Derry Now editorial team on 028 7129 6600 for Derry City stories Or 028 7774 3970 for County Derry stories. Or you can email [email protected] or [email protected] at any time.