Motorists are being warned to expect possible slight delays, with lane closures in place on Greyfriars Bridge and Victoria Street in Hereford overnight.
The lane closures will be in place tonight, on the A49 (Victoria Street), between 10pm and 6am. The work is being carried out overnight to minimise any disruption.
The lane closures are for work to take place on behalf of the local authority (Herefordshire Council).
Temporary signage will be in place along the A49 to make motorists aware of any lane closures.