ISO/TS 16530-2:2014

TECHNICAL ISO/TS
SPECIFICATION 16530-2
First edition
2014-08-15
Well integrity —
Part 2:
Well integrity for the operational
phase
Intégrité du puits —
Partie 2: Intégrité du puits pour la phase opérationnelle
Reference number
©
ISO 2014
© ISO 2014
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Contents Page
Foreword .vi
Introduction .vii
1 Scope . 1
2 Normative references . 2
3 Terms, definitions and abbreviated terms . 2
4 Abbreviated terms . 8
5 Well integrity management system .10
5.1 Well integrity management .10
5.2 Well integrity management system.10
6 Well integrity policy and strategy .10
6.1 Well integrity policy .10
6.2 Well integrity strategy .10
7 Resources, roles, responsibilities and authority levels .11
7.1 Organizational structure .11
7.2 Competency .11
8 Risk assessment aspects of well integrity management .11
8.1 General .11
8.2 Risk assessment considerations for well integrity .12
8.3 Risk assessment techniques .15
8.4 Application of risk assessment in establishing monitoring, surveillance and
maintenance requirements .16
8.5 Application of risk assessment in the assessment of well integrity anomalies .17
8.6 Failure rate trending .17
9 Well barriers .18
9.1 General .18
9.2 Barrier philosophy .18
9.3 Well barrier envelopes .19
9.4 Well barrier element .19
9.5 Documenting of well barrier envelopes and well barrier elements .20
10 Well component performance standard .20
10.1 General .20
10.2 Acceptance criteria and acceptable leak rates .21
10.3 Measuring the leak rate .23
10.4 Effects of temperature .23
10.5 Direction of flow .23
10.6 Integrity of barriers to conduct well maintenance and repair .23
10.7 ESD/related safety systems .23
10.8 Well component operating procedure .24
11 Well operating and component limits .24
11.1 Well operating limits .24
11.2 Well load and tubular stress analysis .25
11.3 Further well-use review .26
11.4 End-of-life review .26
11.5 Management of change to the operating limits .26
12 Well monitoring and surveillance .26
12.1 General .26
12.2 Monitoring and surveillance frequency .27
12.3 Shut-in wells .27
12.4 Suspended wells .27
12.5 Visual inspection .28
12.6 Well logging .28
12.7 Corrosion monitoring.29
12.8 Cathodic protection monitoring .29
12.9 Erosion monitoring .30
12.10 Structural integrity monitoring .30
13 Annular pressure management .32
13.1 General .32
13.2 Management .32
13.3 Sources of annular pressure .32
13.4 Annulus pressure monitoring and testing .33
13.5 Frequency of monitoring tubing and annulus casing pressures .33
13.6 Identification of an annulus pressure source .34
13.7 Maximum allowable annular surface pressure .34
13.8 Maintaining annulus pressure within the thresholds .37
13.9 Review and change of MAASP and thresholds.37
14 Well handover.38
14.1 General .38
15 Well maintenance .39
15.1 General .39
15.2 Replacement parts .40
15.3 Frequency of maintenance.40
15.4 Component testing methods .40
15.5 Leak testing .42
16 Well integrity failure management .43
16.1 Gener
...