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SLOVENSKI STANDARD
01-julij-2022
Nadomešča:
SIST EN ISO 12696:2017
Katodna zaščita jekla v betonu (ISO 12696:2022)
Cathodic protection of steel in concrete (ISO 12696:2022)
Kathodischer Korrosionsschutz von Stahl in Beton (ISO 12696:2022)
Protection cathodique de l’acier dans le béton (ISO 12696:2022)
Ta slovenski standard je istoveten z: EN ISO 12696:2022
ICS:
77.060 Korozija kovin Corrosion of metals
77.140.15 Jekla za armiranje betona Steels for reinforcement of
concrete
91.080.40 Betonske konstrukcije Concrete structures
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 12696
EUROPEAN STANDARD
NORME EUROPÉENNE
May 2022
EUROPÄISCHE NORM
ICS 77.060; 77.140.15 Supersedes EN ISO 12696:2016
English Version
Cathodic protection of steel in concrete (ISO 12696:2022)
Protection cathodique de l'acier dans le béton (ISO Kathodischer Korrosionsschutz von Stahl in Beton (ISO
12696:2022) 12696:2022)
This European Standard was approved by CEN on 5 May 2022.
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 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). 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, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 12696:2022 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
This document (EN ISO 12696:2022) has been prepared by Technical Committee ISO/TC 156
"Corrosion of metals and alloys" in collaboration with Technical Committee CEN/TC 219 “Cathodic
protection” 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 November 2022, and conflicting national standards
shall be withdrawn at the latest by November 2022.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 12696:2016.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 12696:2022 has been approved by CEN as EN ISO 12696:2022 without any modification.
INTERNATIONAL ISO
STANDARD 12696
Third edition
2022-05
Cathodic protection of steel in
concrete
Protection cathodique de l'acier dans le béton
Reference number
ISO 12696:2022(E)
ISO 12696:2022(E)
© ISO 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
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or ISO’s member body in the country of the requester.
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Email: [email protected]
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Published in Switzerland
ii
ISO 12696:2022(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 General . 3
4.1 Quality management . 3
4.2 Persons . 3
4.3 Design . 3
5 Structure assessment and repair . 4
5.1 General . 4
5.2 Records . 4
5.3 Visual inspection and delamination survey . 4
5.4 Chloride analysis . 4
5.5 Carbonation depth measurement . 4
5.6 Concrete cover and reinforcement location . 5
5.7 Reinforcement electrical continuity. 5
5.8 Steel/concrete potential . 5
5.9 Concrete electrical resistivity . 5
5.10 Repair. 6
5.10.1 General . 6
5.10.2 Concrete removal . 6
5.10.3 Reinforcement preparation . 6
5.10.4 Concrete reinstatement . 6
5.11 Cementitious overlay . 7
5.12 New structures . 7
6 Cathodic protection system components . 8
6.1 General . 8
6.2 Anode systems . 8
6.2.1 General . 8
6.2.2 Conductive coating anode systems . 9
6.2.3 Activated titanium anode systems . 10
6.2.4 Titania ceramic anodes . 11
6.2.5 Conductive cementitious anodes . 11
6.2.6 Embedded galvanic anodes . 11
6.2.7 Surface-mounted galvanic anodes.12
6.2.8 Buried and immersed anodes .12
6 . 3 Mon it or i n g s en s or s . 14
6.3.1 General . 14
6.3.2 Portable reference electrodes . 15
6.3.3 Other sensors .15
6.4 M onitoring instrumentation . 16
6.4.1 General . 16
6.4.2 Digital meters . . 16
6.4.3 Data loggers . 16
6.5 Data management system . 17
6.6 Direct current cables.
...