UNE-EN 12954:2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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CATHODIC PROTECTION OF BURIED OR IMMERSED METALLIC STRUCTURES - GENERAL PRINCIPLES AND APPLICATION FOR PIPELINES.
Hardcopy , PDF
18-11-2020
Spanish, Castilian, English
20-02-2002
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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
Gives 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.
| Committee |
CTN 112
|
| DocumentType |
Standard
|
| Pages |
36
|
| PublisherName |
Asociacion Espanola de Normalizacion
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NF EN 12954 : 2001 | Identical |
| NBN EN 12954 : 2001 | Identical |
| NEN EN 12954 : 2001 | Identical |
| NS EN 12954 : 1ED 2001 | Identical |
| I.S. EN 12954:2001 | Identical |
| ONORM EN 12954 : 2001 | Identical |
| SN EN 12954 : 2001 | Identical |
| UNI EN 12954 : 2002 | Identical |
| BS EN 12954:2001 | Identical |
| EN 12954:2001 | Identical |
| DIN EN 12954:2001-04 | Identical |
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