PROJCS["OSGB36_National_Highways_B17H2",GEOGCS["GCS_OSGB_1936",DATUM["D_OSGB_1936",SPHEROID["Airy_1830",6377563.396,299.3249646]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",-24009.7115979077],PARAMETER["False_Northing",111044.916140323],PARAMETER["Central_Meridian",-2.0],PARAMETER["Scale_Factor",1.00000576026745],PARAMETER["Latitude_Of_Origin",49.0],UNIT["Meter",1.0]]