Metal detector surveys are to be carried out and trial trenches dug on fields north of the Northern Distributor Road, as part of conditions attached to the granting of permission for the 4.6-acre facility.

Members of Norfolk County Council's planning committee granted permission for the wastewater plant in May, despite objections from people living in nearby Rackheath.

The wastewater treatment plant would be constructed off the Norwich Northern Distributor Road (Image: Google Street View)

One of the conditions of permission was that an archaeological investigation be carried out before construction - and the details........

© Norwich Evening News