A temporary traffic restriction on School Road, Reepham, is planned to be in place to repair an electrical fault from Thursday 29 October until Tuesday 3 November.
The emergency closure is from 30 metres north of its junction with Broomhill Lane for 50 metres northwards.
If necessary the restriction could run for a maximum period of 21 days.
The alternative route is via: Whitwell Road, Whitwell Common, Nowhere Lane, A1067 (Sparham Hill, Main Road, Fakenham Road), B1145 (Norwich Road, Reepham Road, Bawdeswell Road, Dereham Road), School Road (Great Witchingham/Sparham/Bawdeswell/Reepham).
The person dealing with enquiries is Martin Dixon, Community and Environmental Services Department, Norfolk County Council. Tel: 0344 800 8020.