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I.S. EN 12818:2002

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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LPG EQUIPMENT AND ACCESSORIES - INSPECTION AND REQUALIFICATION OF LPG TANKS UP TO AND INCLUDING 13 M[3] UNDERGROUND

Available format(s)

Hardcopy , PDF

Superseded date

30-01-2010

Superseded by

I.S. EN 12817:2010

Language(s)

English

Published date

01-01-2002

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 Terms and definitions
3 Safety
  3.1 Safety precautions
  3.2 Unsafe conditions
  3.3 Leaks
4 Written scheme
5 Tank inspection and requalification
  5.1 Routine inspection
  5.2 Periodic inspection
  5.3 Re-qualification
6 Inspection of tank and tank fittings
  6.1 Tank
  6.2 Tank fittings and immediate pipework
  6.3 Valve cover
  6.4 Bonding
  6.5 Pressure relief valve
  6.6 Pressure gauge
  6.7 Contents gauges
  6.8 Shut-off valves
  6.9 Studs, bolts, nuts, and washers
  6.10 Corrosion protection system
7 Site inspection
  7.1 Storage site
  7.2 Warning notices
8 Competence
  8.1 Routine inspection
  8.2 Periodic inspection
  8.3 Requalification
9 Records
  9.1 Tank data
  9.2 Reports
Annex A (informative) Internal visual inspection
  A.1 General
  A.2 Inspection techniques
  A.3 Records
  A.4 Additional inspection
Annex B (informative) Hydraulic pressure test
Annex C (informative) Acoustic emission examination
         during proof testing
  C.1 General
  C.2 Safety precautions
  C.3 Acceptance criteria
Annex D (informative) Ultrasonic thickness test
  D.1 General
  D.2 Apparatus setting
  D.3 Control measurement
  D.4 Shell thickness measurements
  D.5 End thickness
  D.7 Rejection criteria
Annex E (informative) External monitoring by camera
  E.1 General
  E.2 Inspection procedure
  E.3 Interpretation of results
  E.4 Records
Annex F (informative) Monitoring cathodic protection with
         sacrificial anodes
  F.1 General
  F.2 Records
  F.3 Procedure
  F.4 Measurement of the galvanic current
  F.5 Measurement of the potential difference of the tank
      to earth
  F.6 Results
Annex G (informative) Monitoring cathodic protection by
         impressed current
  G.1 General
  G.2 Apparatus
  G.3 Conditions
  G.4 Isolation resistance of the coating
      G.4.1 Procedure
      G.4.2 Calculation
  G.5 Results
  G.6 Checking intervals
Annex H (informative) Corrosion monitoring by moisture and
         condensation detection
  H.1 General
  H.2 Equipment characteristics
  H.3 Monitoring
  H.4 Interpretation
Annex I (informative) Assessment of tanks by sampling
  I.1 General
  I.2 Homogeneous batch
  I.3 Selection of samples
  I.4 Sample selection
  I.5 Inspection period
  I.6 Presentation of results and decisions
  I.7 Pass criteria
  I.8 Example calculation of a sample
Annex J (informative) Example of a report
Annex ZA (informative) A-deviations

Provides requirements for: a) routine inspection, period inspection and requalification of underground and mounded LPG storage tanks of sizes from 150 l up to and including 13 m[3], and associated fittings; b) marking tanks and/or keeping records, as appropriate, as a result of routine inspection, periodic inspection and requalification.

DocumentType
Standard
Pages
40
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

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