1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 14227-2:2013Hydraulically bound mixtures SpecificationsPart 2: Slag bound granular mixturesBS EN 14227-2:2013 BRITISH STANDARDNational forewordThis British Standard is the
2、UK implementation of EN 14227-2:2013.It supersedes BS EN 14227-2:2004 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee B/510/4, Cementitious bound materials, unboundgranular materials, waste materials and marginal materials.A list of organizations repres
3、ented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 74
4、217 0ICS 93.080.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 May 2013.Amendments issued since publicationDate Text affectedBS EN 14227-2:2013EUROPEAN STAND
5、ARD NORME EUROPENNE EUROPISCHE NORM EN 14227-2 May 2013 ICS 93.080.20 Supersedes EN 14227-2:2004English Version Hydraulically bound mixtures - Specifications - Part 2: Slag bound granular mixtures Mlanges traits aux liants hydrauliques - Spcifications - Partie 2: Mlanges granulaires traits au laitie
6、r Hydraulisch gebundene Gemische - Anforderungen - Teil 2: Schlackengebundene Gemische This European Standard was approved by CEN on 1 March 2013. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of
7、a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German).
8、 A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cy
9、prus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United K
10、ingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14227-2:2013: EB
11、S EN 14227-2:2013EN 14227-2:2013 (E) 2 Contents Page Foreword 4 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Symbols and abbreviated terms 7 5 Constituents .7 5.1 Aggregates .7 5.2 Granulated blast furnace slag 8 5.3 Partially ground granulated blast furnace slag 8 5.4 Ground gran
12、ulated blast furnace slag .8 5.5 Water .8 5.6 Activators .8 6 Slag bound granular mixtures 8 6.1 Types .8 6.2 Slag bound granular mixture 1 .8 6.3 Slag bound granular mixture 2 .9 6.4 Slag bound granular mixture 3 .9 6.5 Slag bound granular mixture 4 10 6.6 Slag bound granular mixture 5 10 6.7 Examp
13、les of slag bound granular mixture . 10 6.8 Water content of mixtures . 10 6.9 Proportioning of the constituents, grading and dry density for mixtures 10 6.10 Other requirements for fresh mixtures . 11 6.10.1 Compacity 11 6.10.2 Immediate bearing index 11 6.10.3 Workability period. 11 7 Laboratory m
14、echanical performance classification 11 7.1 General . 11 7.2 Classification by California bearing ratio . 12 7.3 Classification by compressive strength . 12 7.4 Classification by Rt, E . 14 7.4.1 General . 14 7.4.2 Method by direct tensile testing 14 7.4.3 Method by indirect tensile testing. 14 7.4.
15、4 Method by indirect tensile and compression testing 14 8 Other requirements for the mixture 15 8.1 Strength after immersion in water 15 8.2 Other characteristics 15 9 Production control 15 10 Designation and description . 15 10.1 Designation . 15 10.2 Description 16 11 Marking and labelling . 16 12
16、 Figures . 17 Annex A (normative) Hydraulic activity of granulated and partially ground granulated blast furnace slag . 24 A.1 Hydraulic activity 24 BS EN 14227-2:2013EN 14227-2:2013 (E) 3 A.2 C.A product 24 A.3 Alpha coefficient of granulated blast furnace slag 24 A.4 Fines content of partially gro
17、und granulated blast furnace slag . 25 Annex B (informative) Examples of slag bound granular mixtures 26 Annex C (normative) Compacity of a slag bound granular mixture 2 27 Annex D (normative) CBR value of slag bound granular mixtures 28 D.1 Sampling and preparation of the test samples 28 D.2 Specim
18、en manufacture and curing . 28 D.3 Calculation and expression of results 28 Annex E (informative) Production control for slag bound granular mixtures . 29 E.1 General . 29 E.2 Quality manual . 29 E.3 Organisation 29 E.3.1 Responsibility and authority 29 E.3.2 Management representative . 29 E.3.3 Int
19、ernal audits 29 E.3.4 Management review 30 E.3.5 Sub-contract services . 30 E.3.6 Records 30 E.3.7 Training. 30 E.4 Control procedures . 30 E.4.1 Production management 30 E.4.2 Composition of the mixture 31 E.4.3 Constituents . 31 E.4.4 Process control . 31 E.4.5 Inspection, calibration and control
20、of process equipment . 31 E.4.6 Handling and delivery . 32 E.5 Inspection and testing of constituents and mixtures during production 32 E.5.1 General . 32 E.5.2 Characteristics that require control during production 32 E.5.3 Frequency of sampling the mixture . 33 E.6 Inspection and testing equipment
21、 . 33 E.6.1 General . 33 E.6.2 Measuring and testing equipment . 33 E.6.3 Measuring and testing equipment in the process . 33 E.6.4 Measuring and testing equipment in laboratory 33 E.7 Non-conformity 34 E.7.1 General . 34 E.7.2 Non-conformity of constituents . 34 E.7.3 Non-conformity of the mixture
22、. 34 Bibliography 35 BS EN 14227-2:2013EN 14227-2:2013 (E) 4 Foreword This document (EN 14227-2:2013) has been prepared by Technical 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 publ
23、ication of an identical text or by endorsement, at the latest by November 2013, and conflicting national standards shall be withdrawn at the latest by November 2013. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENEL
24、EC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 14227-2:2004. Compared with EN 14227-2:2004, the following changes have been made: Changing of the title; Revision of Clause 3 “Terms and definitions“; Revision of Clause 4 “Symbols and abbrev
25、iated terms“; Revision of Clause 5 “Constituents“. This standard is one of a series of parts for EN 14227, Hydraulically bound mixtures Specifications: Part 1: Cement bound granular mixtures Part 2: Slag bound granular mixtures Part 3: Fly ash bound granular mixtures Part 4: Fly ash for hydraulicall
26、y bound mixtures Part 5: Hydraulic road binder bound granular mixtures Part 10: Soil treated by cement Part 11: Soil treated by lime Part 12: Soil treated by slag Part 13: Soil treated by hydraulic road binder Part 14: Soil treated by fly ash According to the CEN-CENELEC Internal Regulations, the na
27、tional standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, L
28、ithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 14227-2:2013EN 14227-2:2013 (E) 5 1 Scope This European Standard specifies slag bound granular mixtures for, roads, airfields, and other t
29、rafficked areas, and specifies the requirements for their constituents, composition and laboratory performance classification. In this European Standard slag refers to slag from the iron and steel industry. 2 Normative references The following documents, in whole or in part, are normatively referenc
30、ed in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 459-1, Building lime Part 1: Definitions, specifications and conformity cr
31、iteria EN 933-1, Tests for geometrical properties of aggregates Part 1: Determination of particle size distribution Sieving method EN 1097-6:2000, Tests for mechanical and physical properties of aggregates Part 6: Determination of particle density and water absorption EN 1097-7, Tests for mechanical
32、 and physical properties of aggregates Part 7: Determination of the particle density of filler Pyknometer method EN 13242, Aggregates for unbound and hydraulically bound materials for use in civil engineering work and road construction EN 13286-1, Unbound and hydraulically bound mixtures Part 1: Tes
33、t methods for laboratory reference density and water content Introduction, general requirements and sampling EN 13286-2, Unbound and hydraulically bound mixtures Part 2: Test methods for laboratory reference density and water content Proctor compaction EN 13286-3, Unbound and hydraulically bound mix
34、tures Part 3: Test methods for laboratory reference density and water content Vibrocompression with controlled parameters EN 13286-4, Unbound and hydraulically bound mixtures Part 4: Test methods for laboratory reference density and water content Vibrating hammer EN 13286-5, Unbound and hydraulicall
35、y bound mixtures Part 5: Test methods for laboratory reference density and water content Vibrating table EN 13286-40, Unbound and hydraulically bound mixtures Part 40: Test method for the determination of the direct tensile strength of hydraulically bound mixtures EN 13286-41, Unbound and hydraulica
36、lly bound mixtures Part 41: Test method for the determination of the compressive strength of hydraulically bound mixtures EN 13286-42, Unbound and hydraulically bound mixtures Part 42: Test method for the determination of the indirect tensile strength of hydraulically bound mixtures EN 13286-43, Unb
37、ound and hydraulically bound mixtures Part 43: Test method for the determination of the modulus of elasticity of hydraulically bound mixtures EN 13286-44, Unbound and hydraulically bound mixtures Part 44: Test method for the determination of the alpha coefficient of vitrified blast furnace slag EN 1
38、3286-45, Unbound and hydraulically bound mixtures Part 45: Test method for the determination of the workability period of hydraulically bound mixtures BS EN 14227-2:2013EN 14227-2:2013 (E) 6 EN 13286-47, Unbound and hydraulically bound mixtures Part 47: Test method for the determination of Californi
39、a bearing ratio, immediate bearing index and linear swelling EN 13286-50, Unbound and hydraulically bound mixtures Part 50: Method for the manufacture of test specimens of hydraulically bound mixtures using Proctor equipment or vibrating table compaction EN 13286-51, Unbound and hydraulically bound
40、mixtures Part 51: Method for the manufacture of test specimens of hydraulically bound mixtures using vibrating hammer compaction EN 13286-52, Unbound and hydraulically bound mixtures Part 52: Method for the manufacture of test specimens of hydraulically bound mixtures using vibrocompression EN 13286
41、-53, Unbound and hydraulically bound mixtures Part 53: Methods for the manufacture of test specimens of hydraulically bound mixtures using axial compression EN 15167-1, Ground granulated blast furnace slag for use in concrete, mortar and grout Part 1: Definitions, specifications and conformity crite
42、ria 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 hydraulically bound mixture mixture which sets and hardens by hydraulic reaction 3.2 slag bound granular mixture hydraulically bound granular mixture whose performance relies on blast-furnac
43、e and or steel slag Note 1 to entry: The mixture may include an activator. 3.3 air-cooled blast furnace slag aggregate made mainly of crystalline silicates and aluminosilicates of calcium and magnesium, obtained by slow air cooling of molten blast furnace slag Note 1 to entry: The cooling process ma
44、y be assisted by the controlled application of water. Air-cooled blast furnace slag hardens by hydraulic reaction and carbonation. 3.4 air-cooled steel slag aggregate made mainly of crystalline calcium silicates and calcium ferrites comprising CaO, SiO2, MgO and iron oxides, obtained by slow air coo
45、ling of molten steel slag Note 1 to entry: The cooling process may be assisted by the controlled application of water. Air-cooled steel slag hardens mainly by carbonatic reactions. 3.5 granulated blast furnace slag vitrified sandy material made up mainly of CaO, SiO2, Al2O3and MgO, produced generall
46、y by rapid water quenching of molten blast furnace slag Note 1 to entry: Granulated blast furnace slag hardens by hydraulic reaction. Note 2 to entry: Pelletised and dry granulated blast-furnace slag may have similar hydraulic properties. BS EN 14227-2:2013EN 14227-2:2013 (E) 7 3.6 partially ground
47、granulated blast furnace slag granulated blast furnace slag partially ground in order to increase the proportion of material finer than 0,063 mm 3.7 ground granulated blast furnace slag granulated blast furnace slag more fully ground in order to further increase the proportion of material finer than
48、 0,063 mm 3.8 slenderness ratio height to diameter ratio of the specimen 3.9 compacity ratio of the absolute volume of the solid to the apparent volume of the mixture (see Annex C) 3.10 alpha () coefficient product of the specific surface of the natural elements of the slag smaller than 0,080 mm and
49、 the friability where the friability is the percentage of elements smaller than 0,080 mm obtained after grinding according to this European Standard Note 1 to entry: The coefficient characterises the reactivity of a fresh vitrified blast furnace slag used for road construction (see EN 13286-44). 4 Symbols and abbreviated terms For the purpose of this document, the following symbols and abbreviated terms apply. CBR is the California bearing ratio, expressed in percent (%) Rcis the com
