Immingham Scunthorpe NORTH EAST LINCOLNSHIRE Brigg Grimsby Cleethorpes Waltham Caistor 400 Tetney Market Rasen Mablethorpe Withern 380 Ingham Louth WEST LINDSEY Lincoln Horncastle Washingborough EAST LINDSEY Ingoldmells Spilsby Waddington 360 Skegness Coningsby Stickney NORTH KESTEVEN Wrangle Sleaford Boston Hunstanton 340 BOSTON Grantham Holkham Horbling Dersingham Pinchbeck SOUTH KESTEVEN Spalding 320 Bourne Fakenham Harpley Holbeach SOUTH HOLLAND King's Lynn Market Deeping Wisbech Dereham KING'S LYNN AND WEST NORFOLK Swaffham Stamford RUTLAND 300 CITY OF PETERBOROUGH March Attleborough Yaxley Feltwell Oundle EAST NORTHAMPTONSHIRE 500 Wymondham BRECKLAND Peterborough CORBY Hethersett Downham Market Ramsey Sawtry 520 Chatteris 540 Littleport Brandon 560 Thetford 580 600 The shading indicates the maximum requirements for radon protective measures in any location within each 1-km grid square to satisfy the guidance in Building Regulations Approved Document C. The requirement for an existing building with a valid postal address can be obtained for a small charge from www.ukradon.org. The requirement for a site without a postal address is available through the British Geological Survey GeoReports service, http://shop.bgs.ac.uk/GeoReports/. Level of protection required None Basic Full Settlements Lincoln Spalding Holbeach Roads National Grid 100-km Motorways Primary Roads 10-km Other Features A Roads B Roads Spilsby LOCAL ADMINISTRATIVE DISTRICT Water features Map 15 Lincolnshire and the Wash, 100-km grid square TF (axis numbers are the coordinates of the National Grid) © Crown copyright. All rights reserved [Health Protection Agency][100016969][2007] Radon potential classification © Health Protection Agency and British Geological Survey copyright [2007]
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