1、BRITISH STANDARD Slurry surfacing Test methods Part 1 : Sampling for binder extraction The European Standard EN 12274-1 :2002 has the status of a British Standard ICs 93.080.20 BS EN 12274- 1 12002 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 12274-112002 Amd. No. Nat
2、ional foreword Date Comments This British Standard, having been prepared under the direction of the Building and Civil Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 5 February 2002 This British Standard is the of
3、ficial English language version of The UKparticipation in its preparation was entrusted by Technical Committee B/5 10, Road materials, to Subcommittee B/5 10/2, Surface dressing, sprays and slurry surfacing, which has the responsibility to: EN 12274-1 12002. - - aid enquirers to understand the text;
4、 present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this subcommittee can be ob
5、tained on request to its secretary. Cr oss-r e fer enc e s The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the
6、“Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from l
7、egal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. O BSI 5 February 2002 ISBN O 580 39004 7 EUROPEAN STANDARD
8、 NORME EUROPENNE EUROPISCHE NORM EN 12274-1 January 2002 ICs 93.080.20 English version Slurry surfacing - Test methods - Part 1 : Sampling for binder extraction Matriaux bitumineux couls froid - Mthodes dessai - Partie 1: Echantillonnage en vue de lextraction du liant Dnne Asphaltschicht in Kaltbauw
9、eise - Prfverfahren - Teil 1: Probenahme fr Extraktionsverfahren This European Standard was approved by CEN on 9 November 2001 CEN members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard w
10、ithout any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language
11、made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland
12、, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION EUROPISCHES KOMITEE FR NORMUNG COMIT EUROPEN DE NORMALISATION Management Centre: rue de Stassart, 36 B-1050 Brussels O 2002 CEN All rights of exploitatio
13、n in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 12274-1:2002 E EN 12274-1 12002 (E) Contents Foreword 3 1 Scope 4 2 Apparat us . 4 3 Procedure . 4 4 Sampling report 4 Bibliography 5 2 EN 12274-1 12002 (E) Foreword This European Standard has been prepared by Te
14、chnical Committee CEN/TC 227 “Road materials“, the secretariat of which is held by DIN. 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 July 2002, and conflicting national standards shall be withd
15、rawn at the latest by June 2004. This European Standard is one of a series of standards as listed below: EN 12274-1, Slurry surfacing - Test methods - Part I: Sampling for binder extraction EN 12274-2, Slurry surfacing - Test methods - Part 2: Determination of residual binder content EN 12274-3, Slu
16、rry surfacing - Test methods - Part 3: Consistency EN 12274-4, Slurry surfacing - Test methods - Part 4: Determination of cohesion of the mix EN 12274-5, Slurry surfacing - Test methods - Part 5: Determination of wearing EN 12274-6, Slurry surfacing - Test methods - Part 6: Rate of application EN 12
17、274-7, Slurry surfacing - Test methods - Part 7: Shaking abrasion test in suitability of mineral aggregates to slurry mixes EN 12274-8, Slurry surfacing - Test methods - Part 8: Visual assessment According to the CENKENELEC Internal Regulations, the national standards organizations of the following
18、countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 1 in preparation. 3 EN 12274-1 12002 (E) 1 Scop
19、e This European Standard specifies a method for sampling of slurry mixtures for extraction tests. The Standard applies to slurry surfacings for roads, airfields and other trafficked areas. 2 Apparatus 2.1 2.2 Plastic container with a capacity of at least 3 I. Stirring rod, with a diameter of 20 mm t
20、o 30 mm and a suitable length. 3 Procedure 3.1 the mixer has been operating at least 30 min and the slurry mixture has a homogeneous appearance. All samples of the slurry mixture shall be taken at the slurry mixer discharger. No sample shall be taken until 3.2 At the time of sampling ensure a full f
21、low discharge of slurry mixture in one steady stream. 3.3 least 2 I of the mix without overfilling the container. Take the sample by passing the container through the full width of the discharging mixture and obtaining at 3.4 suspension. Continuously stir the sample until the emulsion has broken to
22、ensure all the aggregate particles remain in 4 Sampling report The sampling report shall contain: statement that the sampling has been performed in accordance with this European Standard; location of sampling; date and time of sampling; type of slurry surfacing; weat her conditions; remarks; name an
23、d signature of person conducting sampling. 4 EN 12274-1 12002 (E) Bibliography I ISSA A 1 01, Guide for sampling of the slurry mix for extraction tests 5 BS EN 12274- 1 12002 BSI 389 Chiswick High Road Lon don w4 4AL BSI is the independent national body responsible for preparing British Standards. I
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