EN 14227-14-2006 5295 Hydraulically bound mixtures - Specifications - Part 14 Soil treated by fly ash《液力粘结混合料 规范 第14部分 飞尘处理的土壤》.pdf

1、BRITISH STANDARDBS EN14227-14:2006Hydraulically bound mixtures Specifications Part 14: Soil treated by fly ashThe European Standard EN 14227-14:2006 has the status of a British StandardICS 93.080.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g5

2、9g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIBS EN 14227-14:2006This British Standard was published under the authority of the Standards Policy and Strategy Commi

3、ttee on 30 June 2006 BSI 2006ISBN 0 580 48685 0National forewordThis British Standard is the official English language version of EN 14227-14:2006.The UK participation in its preparation was entrusted by Technical Committee B/510, Road materials, to Subcommittee B/510/4, Cementitious bound materials

4、, unbound granular materials, waste materials and marginal materials, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publications ref

5、erred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does not purport to include all the necessary provi

6、sions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation,

7、 or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 23 and a back cover.The BSI copyright notice dis

8、played in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsLicensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 14227-14May 2006ICS 93.080.20English Ver

9、sionHydraulically bound mixtures - Specifications - Part 14: Soiltreated by fly ashMlanges traits aux liants hydrauliques - Spcifications -Partie 14: Sol trait la cendre volanteHydraulisch gebundene Gemische - Anforderungen - Teil14: Bodenverbesserung mit FlugascheThis European Standard was approved

10、 by CEN on 3 February 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstand

11、ards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to th

12、e Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,

13、 Poland, Portugal, Romania,Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by

14、 any means reservedworldwide for CEN national Members.Ref. No. EN 14227-14:2006: ELicensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIEN 14227-14:2006 (E) 2 Contents Page Foreword4 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Symbols and abbreviate

15、d terms 6 5 Constituents.7 5.1 Siliceous or calcareous fly ash 7 5.2 Soil 7 5.3 Water .7 5.4 Other constituents.7 6 Mixture 8 6.1 General8 6.2 Proportioning and dry density .8 7 Requirements for the fresh mixture.8 7.1 Water content.8 7.2 Degree of pulverization .8 7.3 Immediate bearing index.9 7.4

16、Moisture condition value 9 8 Laboratory mechanical performance classification.9 8.1 General9 8.2 California bearing ratio 10 8.3 Classification by compressive strength. 10 8.4 Classification by Rt, E 11 8.4.1 General. 11 8.4.2 Method by direct tensile testing 11 8.4.3 Method by indirect tensile test

17、ing. 11 8.4.4 Method by indirect tensile and compression testing 12 9 Resistance to water and other requirements for the mixture 12 9.1 Resistance to water 12 9.1.1 General. 12 9.1.2 Strength after immersion in water 12 9.1.3 Linear swelling after soaking in water 13 9.1.4 Volumetric swelling after

18、immersion in water . 13 9.2 Strength at trafficking 13 9.3 Resistance to frost 13 10 Production control 13 11 Designation and description . 14 12 Labelling 14 Annex A (informativ) Examples of age of classification and curing regimes for Rc, Rtand E testing of treated soils including resistance to wa

19、ter testing by full immersion in water 16 Annex B (informative) Production control for hydraulically treated mixtures. 17 B.1 General. 17 B.2 Quality Manual 17 B.3 Organization 17 B.3.1 Responsibility and authority . 17 Licensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c

20、) BSIEN 14227-14:2006 (E) 3 B.3.2 Management representative.17 B.3.3 Internal audits 17 B.3.4 Management review 18 B.3.5 Sub-contract services.18 B.3.6 Records 18 B.3.7 Training.18 B.4 Control procedures .18 B.4.1 Production management 18 B.4.2 Composition of the mixture19 B.4.3 Constituents.19 B.4.

21、4 Process control .19 B.4.5 Inspection, calibration and control of process equipment.19 B.4.6 Handling and delivery .20 B.5 Inspection and testing of constituents and mixtures during production20 B.5.1 General .20 B.5.2 Characteristics that require control during production 20 B.5.3 Frequency of sam

22、pling the mixture.21 B.6 Inspection and testing equipment .21 B.6.1 General .21 B.6.2 Measuring and testing equipment .21 B.6.3 Measuring and testing equipment in the process .21 B.6.4 Measuring and testing equipment in laboratory 21 B.7 Non-conformity22 B.7.1 General .22 B.7.2 Non-conformity of con

23、stituents.22 B.7.3 Non-conformity of the mixture.22 Bibliography23 Licensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIEN 14227-14:2006 (E) 4 Foreword This European Standard (EN 14227-14:2006) has been prepared by Technical Committee CEN/TC 227 “Road materials”, the

24、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 November 2006, and conflicting national standards shall be withdrawn at the latest by November 2006. This Europ

25、ean Standard is one of a series of standards for hydraulically bound mixtures: EN 14227-1, Hydraulically bound mixtures Specifications Part 1: Cement bound granular mixtures. EN 14227-2, Hydraulically bound mixtures Specifications Part 2: Slag bound mixtures. EN 14227-3, Hydraulically bound mixtures

26、 Specifications Part 3: Fly ash bound mixtures. EN 14227-4, Hydraulically bound mixtures Specifications Part 4: Fly ash for hydraulically bound mixtures. EN 14227-5, Hydraulically bound mixtures Specifications Part 5: Hydraulic road binder bound mixtures. EN 14227-10, Hydraulically bound mixtures Sp

27、ecifications Part 10: Soil treated by cement. EN 14227-11, Hydraulically bound mixtures Specifications Part 11: Soil treated by lime. EN 14227-12, Hydraulically bound mixtures Specifications Part 12: Soil treated by slag. EN 14227-13, Hydraulically bound mixtures Specifications Part 13: Soil treated

28、 by hydraulic road binder. EN 14227-14, Hydraulically bound mixtures Specifications Part 14: Soil treated by fly ash. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cy

29、prus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: Wang Bin, na, Thu Aug 24

30、 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIEN 14227-14:2006 (E) 5 1 Scope This European Standard specifies soils treated by fly ash for roads, airfields and other trafficked areas and specifies the requirements for their constituents, composition and laboratory performance classification. This Eu

31、ropean Standard covers soils treated by siliceous or calcareous fly ash conforming to EN 14227-4. It does not cover soils treated by fly ash as part of cement or hydraulic road binder conforming to EN 197-1 or ENV 13282, requirements for which are given in EN 14227-10 and EN 14227-13 respectively. 2

32、 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 197-1, Cement P

33、art 1: Composition, specifications and conformity criteria for common cements EN 933-1, Test for geometrical properties of aggregates Part 1: Determination of particle size distribution Sieving method EN 13286-2, Unbound and hydraulically bound mixtures Part 2: Test methods for the determination of

34、the laboratory reference density and water content Proctor compaction EN 13286-3, Unbound and hydraulically bound mixtures 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:

35、Test methods for laboratory reference density and water content Vibrating hammer EN 13286-5, Unbound and hydraulically 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

36、 the determination of the direct tensile strength of hydraulically bound mixtures EN 13286-41, Unbound and hydraulically 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

37、: Test method for the determination of the indirect tensile strength of hydraulically bound mixtures EN 13286-43, Unbound and hydraulically bound mixtures Part 43: Test method for the determination of the modulus of elasticity of hydraulically bound mixtures EN 13286-46, Unbound and hydraulically bo

38、und mixtures Part 46: Test method for the determination of the moisture condition value EN 13286-47, Unbound and hydraulically bound mixtures Part 47: Test method for the determination of the California bearing ratio, immediate bearing index and linear swelling EN 13286-48, Unbound and hydraulically

39、 bound mixtures Part 48: Test method for the determination of the degree of pulverisation EN 13286-49, Unbound and hydraulically bound mixtures Part 49: Accelerated swelling test for soil treated by lime and/or hydraulic binder Licensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled

40、Copy, (c) BSIEN 14227-14:2006 (E) 6 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 mixtures Part 51: Method

41、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 13286-53, Unbound and hydrauli

42、cally bound mixtures Part 53: Method for the manufacture of test specimens of hydraulically bound mixtures using axial compression EN 14227-4, Hydraulically bound mixtures Specifications Part 4: Fly ash for hydraulically bound mixtures EN 14227-11, Hydraulically bound mixtures Specifications Part 11

43、: Soil treated by lime 3 Terms and definitions For the purpose of this European Standard, the following terms and definitions apply. 3.1 fly ash siliceous or calcareous fly ash produced from the combustion of pulverized coal in energy generating plants 3.2 soil natural, artificial or recycled materi

44、al or any combination of these 3.3 soil treated by fly ash mixture of fly ash, soil, other constituents, and water, that sets and hardens by hydraulic reaction 3.4 slenderness ratio height to diameter ratio of the specimen 4 Symbols and abbreviated terms For the purpose of this European Standard, th

45、e following symbols and abbreviations apply. W is the water content; P is the pulverization; IPI is the immediate bearing index; MCV is the moisture condition value; CBR is the California bearing ratio, expressed in percent (%); R is the compressive or tensile strength, expressed in megapascals (MPa

46、); Rcis the compressive strength, expressed in megapascals (MPa); Rtis the direct tensile strength, expressed in megapascals (MPa); Licensed Copy: Wang Bin, na, Thu Aug 24 07:55:07 BST 2006, Uncontrolled Copy, (c) BSIEN 14227-14:2006 (E) 7 Ritis the indirect tensile strength, expressed in megapascal

47、s (MPa); Riis the compressive or tensile strength after immersion in water, expressed in megapascals (MPa); E is the modulus of elasticity, expressed in megapascals (MPa); Ecis the modulus of elasticity E determined in compression, expressed in megapascals (MPa); Etis the modulus of elasticity E det

48、ermined in direct tension, expressed in megapascals (MPa); Eitis E determined in indirect tension, expressed in megapascals (MPa); I is the strength after immersion ratio; LS is the linear swelling of a CBR specimen, expressed in millimetres (mm); Gvis the volumetric swelling of a specimen, expresse

49、d in percent (%). 5 Constituents 5.1 Siliceous or calcareous fly ash Siliceous or calcareous fly ash shall conform to EN 14227-4. 5.2 Soil Not less than 95 % of the soil shall pass the 63 mm sieve when tested using wet sieving in conformity with EN 933-1. The soil shall conform to classification and homogeneity requirements at the place of use. NOTE 1 Organic matter can delay the setting and hardening process. Laboratory mixture design work will determine whether soil containi