I.S. EN 12954:2001
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
CATHODIC PROTECTION OF BURIED OR IMMERSED METALLIC STRUCTURES - GENERAL PRINCIPLES AND APPLICATION FOR PIPELINES
Hardcopy , PDF
10-09-2019
English
01-01-2001
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
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Foreword
Introduction
1 Scope
2 Normative references
3 Symbols, terms and definitions
3.1 Symbols
3.2 Terms and definitions
4 Principle and criteria of cathodic protection
4.1 Principle of cathodic protection
4.2 Criteria of cathodic protection
4.3 Influence of alternating current on cathodically
protected structures
5 Prerequisites for application of cathodic protection
5.1 General
5.2 Electrical continuity
5.3 Electrical isolation
5.4 External coating
6 Base data for design
6.1 General
6.2 Structure details
6.3 Coating
6.4 Environment
6.5 Pipelines specific data
7 Design and prerequisites
7.1 General
7.2 Electrical isolation
7.3 Test stations
7.4 Bonding
7.5 Buried sleeve pipes for pipelines
7.6 Wall entries, restraints, saddles and anchors
for pipelines
7.7 Bridges
7.8 Electrically operated equipment
7.9 Lighting protection
7.10 Equipment for the reduction of a.c. interference
7.11 Cathodic protection systems
7.12 Drainage stations
7.13 Design and design documents
8 Installation of cathodic protection systems
8.1 General
8.2 Cables
8.3 Galvanic anodes
8.4 Impressed current systems
8.5 Test stations
8.6 Drainage stations
8.7 As built documentation
9 Commissioning
9.1 Preliminary checking
9.2 Start up
9.3 Verification of the cathodic protection
effectiveness
9.4 Installation and commissioning documents
10 Inspection and maintenance
10.1 General
10.2 Factors influencing inspection frequency
10.3 Inspection
10.4 Maintenance
10.5 Results of inspection
Annex A (informative) a.c. interference
Bibliography
Describes the general principles for the implementation of a system of cathodic protection against corrosive attacks on buried or immersed metal structures with and without the influence of external electrical sources.
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NEN EN 12954 : 2001 | Identical |
| UNI EN 12954 : 2002 | Identical |
| NF EN 12954 : 2001 | Identical |
| NS EN 12954 : 1ED 2001 | Identical |
| BS EN 12954:2001 | Identical |
| EN 12954:2001 | Identical |
| UNE-EN 12954:2002 | Identical |
| NBN EN 12954 : 2001 | Identical |
| DIN EN 12954:2001-04 | Identical |
| SN EN 12954 : 2001 | Identical |
| ONORM EN 12954 : 2001 | Identical |
| I.S. 821:2006 | GAS PRESSURE REGULATING STATIONS FOR DISTRIBUTION |
| I.S. 329:2015 | GAS DISTRIBUTION MAINS (EDITION 3) |
| I.S. 822:2007 | GAS PRESSURE REGULATING INSTALLATIONS ON SERVICE PIPELINES |
| I.S. 328:2015/AC1:2015 | GAS TRANSMISSION PIPELINES AND PIPELINE INSTALLATIONS (EDITION 4) |
| I.S. 3216:2010 | CODE OF PRACTICE - BULK STORAGE OF LIQUEFIED PETROLEUM GAS (LPG) - (EDITION 2) |
| I.S. 328:2015 | GAS TRANSMISSION PIPELINES AND PIPELINE INSTALLATIONS (EDITION 4) |
| IEC 60079-10:2002 | Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas |
| EN 12473:2014 | General principles of cathodic protection in seawater |
| EN ISO 8044:2015 | Corrosion of metals and alloys - Basic terms and definitions (ISO 8044:2015) |
| EN 60079-10:2003 | Electrical apparatus for explosive gas atmospheres - Part 10: Classification of hazardous areas |
| IEC 60079-14:2013 | Explosive atmospheres - Part 14: Electrical installations design, selection and erection |
| EN 60079-14:2014/AC:2016 | EXPLOSIVE ATMOSPHERES - PART 14: ELECTRICAL INSTALLATIONS DESIGN, SELECTION AND ERECTION (IEC 60079-14:2013/COR1:2016) |
| EN 12696:2000 | Cathodic protection of steel in concrete |
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