In Central Bedfordshire, The Highways Agency is responsible for gritting the A5, A421,A1 and the M1. The Central Bedfordshire Council cover much of what main roads remain.
http://www.centralbedfordshire.gov.uk/transport/salting/gritting.aspx
This pdf file has been produced to explain more. Gritting - Your Questions Answered
http://www.centralbedfordshire.gov.uk/transport/salting/gritting.aspx
This pdf file has been produced to explain more. Gritting - Your Questions Answered