【正文】 IZATION C O M I T 201。 EUR O P 201。E N DE NOR M A L I S A T I O N EUR O P 196。 I S C H ES KOM I TEE F 220。 R NOR M UNG Management Centre: rue de Stassart, 36 B1050 Brussels 169。 2020 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14808:2020: E EN 14808:2020 (E) 2 Licensed copy: The University of Hong Kong, The University of Hong Kong, Version correct as of 14/03/2020 06 BSI Contents Page Foreword ..........................................................................................................................................................3 1 Scope ...................................................................................................................................................4 2 Normative references .........................................................................................................................4 3 Terms and definitions .........................................................................................................................4 4 Principle...............................................................................................................................................4 5 Test piece ............................................................................................................................................5 6 Conditioning and test temperature....................................................................................................5 7 Apparatus ............................................................................................................................................5 8 Measurement of reference force, Fr...................................................................................................6 9 Procedure ............................................................................................................................................6 10 Expression of results..........................................................................................................................6 11 Test report ...........................................................................................................................................8 EN 14808:2020 (E) 3 Licensed copy: The University of Hong Kong, The University of Hong Kong, Version correct as of 14/03/2020 06 BSI Foreword This European Standard (EN 14808:2020) has been prepared by Technical Committee CEN/TC 217 “Surfaces for sports areas”, the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2020, and conflicting national standards shall be withdrawn at the latest by June 2020. According to the CEN/CENELEC Internal Regulations, the national standards anizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 14808:2020 (E) 4 Licensed copy: The University of Hong Kong, The University of Hong Kong, Version correct as of 14/03/2020 06 BSI 1 Scope This European Standard specifies a method for the determination of shock absorption characteristics of sports surfaces. NOTE The method specified is monly known as the Artificial Athlete (Berlin) method. 2 Normative references The following referenced documents are indispensable for the application of this European Standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 12229, Surfaces for sports areas — Procedure for the preparation of synthetic turf and textile test pieces ISO 6487, Road vehicles — Measurement techniques in impact tests — Instrumentation 3 Terms and de