These are issued by Norfolk County Council and listed on the Highways part of their website as Public Information Notices here https://www.norfolk.gov.uk/roads-and-transport/roads/traffic-orders-notices-and-restrictions/public-information-notices
Sunday 3rd May 2020 at Audley End Level Crossing there will be an engineering train through the level crossing to rectify the track geometry. Further information and diversion route here STRO3635-BurstonShimpling
Notices with maps are posted when appropriate in the Parish notice boards for any closures affecting Burston, Shimpling, Mill Green and Audley End.
For other road information around the UK there is a useful map here Roadworks, diversions and accidents on the one.network web site; zoom in to Norfolk for more local details.
Rail Crossing Work
There may be delays using the Burston Railway Crossing due to maintenance work.
Location: Burston Level Crossing…
Description: Rail Corrosion Inspection Of The Railway Track Through The Level Crossing …
Start: Saturday 11 April End: Sunday 12 April
Impact: Delays likely Diversion: No
See Road notice above for work at Audley End on 3rd May 2020