Here is the latest list of routes where the mobile speed cameras will be placed in north Derbyshire until Wednesday, December 23.
9. UnstoneHillUnstone.jpg
Derbyshire Police's Crest - casualty reduction enforcement support team - will be out on the 30mph B6057 Unstone Hill, Unstone. Photo: Google Maps
10. Chesterfield - Birkin Lane
Expect mobile speed cameras on the 30mph Birkin Lane, Temple Normanton. Photo: Google Maps
11. FurnaceHillRoadClayCross.jpg
Derbyshire Police has identified the 30mph Furnace Hill Road, Clay Cross, as an area for enforcement action. Photo: Google Maps
12. Boythorpe Road, Chesterfield.
Mobile speed cameras will be monitoring the 30mph Boythorpe Road, Chesterfield. Photo: Google Maps