01/713202 DC : DRAFT SEP 2001

1 Scope
2 Normative references
3 Terms and definitions
4 Abbreviations
5 General
6 Design parameters
   6.1 General
   6.2 Protection potentials
   6.3 Design life
   6.4 Design current densities
   6.5 Coating breakdown factors
7 Galvanic anodes
   7.1 Design of system
   7.2 Electrochemical properties
   7.3 Anode shape and utilization factor
8 Anode manufacturing
   8.1 Pre-production test
   8.2 Coating
   8.3 Insert-steel materials
   8.4 Aluminium anode materials
   8.5 Zinc anode materials
9 Anode inspection, testing and tolerances
   9.1 Steel inserts
   9.2 Chemical analysis of anode alloy
   9.3 Anode weight
   9.4 Anode dimensions and straightness
   9.5 Insert dimensions and position
   9.6 Anode surface irregularities
   9.7 Cracks
   9.8 Internal defects, destructive testing
   9.9 Electrochemical quality control testing
10 Anode installation
11 Impressed current CP systems
   11.1 General
   11.2 Current sources and control
   11.3 Impressed current anode materials
   11.4 System design
   11.5 Manufacturing and installation considerations
12 Documentation
   12.1 Design and construction documentation
   12.2 Material schedules
   12.3 Installation procedures
   12.4 Commissioning procedures
   12.5 Operating and maintenance manual
13 Operation and maintenance of CP systems
   13.1 General
   13.2 Monitoring plans
   13.3 Visual inspection
   13.4 Potential measurements
   13.5 Anode current measurements
   13.6 Surveys
   13.7 Inspection of impressed current system components
   13.8 Safety
   13.9 Repair
   13.10 Control of interference currents
   13.11 Documentation
Annexe A (normative) Cathodic protection design
   A.1 Sub-division of pipeline
   A.2 Surface area calculations
   A.3 Current demand calculations
   A.4 Selection of anode type and dimensions
   A.5 Anode mass calculations
   A.6 Calculation of number of anodes
   A.7 Anode resistance equations
   A.8 Detailed anode design
   A.9 Distribution of anodes
Annexe B (normative) Performance testing of galvanic anode
         materials
   B.1 General
   B.2 Sampling and preparation of test specimens
   B.3 Testing equipment and experimental procedure
   B.4 Documentation
Annexe C (informative) Laboratory testing of galvanic
         anodes for quality control
   C.1 General
   C.2 Sampling and preparation of test specimens
   C.3 Equipment and experimental procedure
   C.4 Acceptance criteria and re-testing
   C.5 Documentation