DIN EN ISO 22282-3-2012 Geotechnical investigation and testing - Geohydraulic testing - Part 3 Water pressure tests in rock (ISO 22282-3 2012) German version EN ISO 22282-3 2012《岩土.pdf
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1、September 2012 Translation by DIN-Sprachendienst.English price group 15No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).
2、ICS 93.020!$W“1915227www.din.deDDIN EN ISO 22282-3Geotechnical investigation and testing Geohydraulic testing Part 3: Water pressure tests in rock (ISO 22282-3:2012);English version EN ISO 22282-3:2012,English translation of DIN EN ISO 22282-3:2012-09Geotechnische Erkundung und Untersuchung Geohydra
3、ulische Versuche Teil 3: Wasserdruckversuche in Fels (ISO 22282-3:2012);Englische Fassung EN ISO 22282-3:2012,Englische bersetzung von DIN EN ISO 22282-3:2012-09Reconnaissance et essais gotechniques Essais gohydrauliques Partie 3: Essais de pression deau dans des roches (ISO 22282-3:2012);Version an
4、glaise EN ISO 22282-3:2012,Traduction anglaise de DIN EN ISO 22282-3:2012-09www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 31 pages08.12 DIN EN ISO 22282-3:2012-09 2 A comma is used as the decimal marker. National foreword This standar
5、d has been prepared by Technical Committee CEN/TC 341 “Geotechnical investigation and testing” (Secretariat: ELOT, Greece) in collaboration with Technical Committee ISO/TC 182 “Geotechnics”, Subcommittee SC 1 “Geotechnical investigation and testing”. The responsible German body involved in its prepa
6、ration was the Normenausschuss Bauwesen (Building and Civil Engineering Standards Committee), Working Committee NA 005-05-11 AA Bohr- und Entnahme-verfahren, Grundwassermessungen (SpA zu CEN/TC 341/WG 1). ICS 93.020 English Version Geotechnical investigation and testing - Geohydraulic testing - Part
7、 3: Water pressure tests in rock (ISO 22282-3:2012) Reconnaissance et essais gotechniques - Essais gohydrauliques - Partie 3: Essais de pression deau dans des roches (ISO 22282-3:2012) Geotechnische Erkundung und Untersuchung - Geohydraulische Versuche - Teil 3: Wasserdruckversuch in Fels (ISO 22282
8、-3:2012) This European Standard was approved by CEN on 31 May 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographica
9、l 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). A version in any other language made by translation under the responsibility o
10、f 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hunga
11、ry, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by an
12、y means reserved worldwide for CEN national Members. Ref. No. EN ISO 22282-3:2012: EEUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM 3June 2012 EN ISO 22282-Contents Page Foreword . 3 1 Scope . 4 2 Nor
13、mative references 4 3 Terms, definitions and symbols . 4 3.1 Terms and definitions 4 3.2 Symbols 5 4 Equipment . 6 4.1 General 6 4.2 Pump and supply . 9 4.3 Flow meter 9 4.4 Packers 9 5 Test procedure . 9 5.1 Test preparation . 9 5.2 Test execution 9 6 Reports 11 6.1 Field report 11 6.1.1 General 11
14、 6.1.2 Installation record 12 6.1.3 Record of measured values and test results 12 6.2 Test report . 13 Annex A (informative) Record of measured values and test results of the water pressure test . 14 Annex B (informative) Interpretation of test results . 16 B.1 Methods of interpretation 16 B.2 Inter
15、pretation of water pressure tests by pressure flow diagrams . 16 B.3 Examples of water pressure tests with continuous monitoring and conclusions 17 Annex C (informative) Evaluation of test results assuming stationary conditions 20 Annex D (informative) Evaluation of constant head and constant rate t
16、ests 23 D.1 General principle 23 D.2 Constant head tests . 23 D.3 Constant rate tests . 24 Annex E (informative) Groutability . 27 E.1 Groutability and other derived characteristics of rock masses 27 E.2 Characteristics of grouting and injecting materials . 27 E.3 Effect of hydraulic jacking and fra
17、cturing . 28 Bibliography 29 2DIN EN ISO 22282-3:2012-09 EN ISO 22282-3:2012 (E) 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 December 2012, and conflicting national standards shall be withdraw
18、n at the latest by December 2012. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, t
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