Division 3 GENERAL TEST CONDITIONSF1 United Kingdom Original text. Later amendments are not shown. 3.1Track characteristics 3.2Methods to measure the wetted frictional properties of the surface 3.3Atmospheric conditions Annotations Textual amendments F1 Inserted by Commission Regulation (EU) No 228/2011 of 7 March 2011 amending Regulation (EC) No 1222/2009 of the European Parliament and of the Council with regard to the wet grip testing method for C1 tyres (Text with EEA relevance). ← Division 2 Division 3 Division 3.1 →