Police say traffic diversions will be in place during tomorrow’s annual Apprentice Boys parade.
Traffic diversions will be in place from around 10.30am at various points around the city centre.
Police say traffic will not be allowed onto the parade route after 12 noon and any cars parked on the route will not be able to move until the parade has passed their point.
There will be four smaller parades in the morning prior to the main parade which takes place at 12.30 pm.
A large firework fired from a boat on the River Foyle will signal the start of the main parade from Duke Street at around 12.30 p.m.
The main parade will take two-and-a-half hours to complete. A return parade to the city centre is scheduled for around 4.30 pm.
Police are advising that traffic delays are likely during the parade.
Vehicles travelling from the Limavady direction towards Strabane will be diverted at Caw Roundabout via Crescent Link, Trench Road, Duncastle Road and Newbuildings. All cityside bound traffic will use the Foyle Bridge.
Vehicles travelling from Strabane towards Limavady will be diverted at Newbuildings via Woodside Road, Gortinure Road and Trench Road.
Cityside-bound traffic and local residents will be permitted to use Victoria Road and the lower deck of Craigavon Bridge, although delays can be anticipated.
There will be no access from the lower deck of the bridge onto Duke Street.
Chapel Road - which is normally restricted to one-way traffic - will be available for vehicles to travel in both directions throughout the day.