ONORM EN 12954 : 2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
CATHODIC PROTECTION OF BURIED OR IMMERSED METALLIC STRUCTURES - GENERAL PRINCIPLES AND APPLICATION FOR PIPELINES
15-02-2020
12-01-2013
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 |
TC 117
|
| DocumentType |
Standard
|
| PublisherName |
Osterreichisches Normungsinstitut/Austrian Standards
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| SN EN 12954 : 2001 | Identical |
| NF EN 12954 : 2001 | Identical |
| NS EN 12954 : 1ED 2001 | Identical |
| BS EN 12954:2001 | Identical |
| EN 12954:2001 | Identical |
| NEN EN 12954 : 2001 | Identical |
| UNE-EN 12954:2002 | Identical |
| UNI EN 12954 : 2002 | Identical |
| NBN EN 12954 : 2001 | Identical |
| DIN EN 12954:2001-04 | Identical |
| I.S. EN 12954:2001 | Identical |
| ONORM EN 15001-2 : 2010 | GAS INFRASTRUCTURE - GAS INSTALLATION PIPEWORK WITH AN OPERATING PRESSURE GREATER THAN 0,5 BAR FOR INDUSTRIAL INSTALLATIONS AND GREATER THAN 5 BAR FOR INDUSTRIAL AND NON-INDUSTRIAL INSTALLATIONS - PART 2: DETAILED FUNCTIONAL REQUIREMENTS FOR COMMISSIONING, OPERATION AND MAINTENANCE |
| ONORM EN 15001-1 : 2011 | GAS INFRASTRUCTURE - GAS INSTALLATION PIPEWORK WITH AN OPERATING PRESSURE GREATER THAN 0,5 BAR FOR INDUSTRIAL INSTALLATIONS AND GREATER THAN 5 BAR FOR INDUSTRIAL AND NON-INDUSTRIAL INSTALLATIONS - PART 1: DETAILED FUNCTIONAL REQUIREMENTS FOR DESIGN, MATERIALS, CONSTRUCTION, INSPECTION AND TESTING |
| ONORM EN 1594 : 2013 | GAS INFRASTRUCTURE - PIPELINES FOR MAXIMUM OPERATING PRESSURE OVER 16 BAR - FUNCTIONAL REQUIREMENTS |
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