Information
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Document No.
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Audit Title
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Client / Site
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Conducted on
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Prepared by
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Location
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Personnel
Audit Information
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Transmission Services Gas
UK MDG Transmission Services Gas
Project Health and Safety Inspection Checklist -
To be completed by Project Supervisor or Nominated person weekly from the start of construction work on site. Completed forms are to be kept readily available (preferably on site) for the duration of construction works, after which time shall form part of the CDM Health & Safety file.
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Contract No:
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Project Title:
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Week No.
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Date
Hydrotastic Testing
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Any H&S actions identified shall be entered onto Audit/Inspection Action Log and brought to the urgent attention of the appropriate personnel as soon as possible. Contractor/Project Manager to be notified of actions required/taken.
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S = Satisfactory, U = Unsatisfactory, O = Observation, NA = Not Applicable
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Has a Risk Assessment been carried out?
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Has a Method Statement been issued for construction?
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What reference documents are use (TD1, TD9, PT1, PT3, PT5)?
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Have roles and responsibilities been defined?
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What authorisation must be obtained prior to commencement of test?
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How has the competence of test personnel been verified?
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What PPE must personnel use?
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How is unauthorised entry into the test area prevented?
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Are there documented procedures defining hydrostatic test requirements?
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What prior notice is given prior to the commencement of test?
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What warning notices are used during test?
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What is the limit of the test boundary?
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Have temporary test ends been welded into the pipe?
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What welding and NDT procedures were used?
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How are test ends validated and to what pressure/duration?
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Has a test equipment schematic been produced?
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How are pressure hoses secured during test and is certification for hoses available/current?
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What is the specified safe pressure that personnel can work on the pipeline?
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How is the pipeline cleaned/gauged prior to hydrotest?
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What pressure monitoring is carried out during the passage of pigs?
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How is the filling operation carried out and what records are raised?
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How is the pipeline taken up to full pressure?
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What is the maximum pressurisation rate/min. (1Barg/min)?
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Has the pump stroke output been verified?
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What is the maximum test pressure to be applied at the lowest part of the pipeline?
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Has the temp. during test been recorded at defined intervals?
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Are calibration certificates for pressure/temp. monitoring / recording equipment available?
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Has a PV plot been produced (air content < 0.2% for pipeline and <0.5% for AGIs)?
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What action is taken where the air content is too high or leaks are found?
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What are the test acceptance criteria?
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Are hydrostatic test records available to show that testing was satisfactory?
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Do hydrotest charts record section under test, test duration, test gauge(s) used and temps.
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Has the dewatering operation been defined?
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How is the pipeline cleaned and what records are raised (swabbing and gauging pigs)?
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Has a pig log been maintained?
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What procedures and records cover vacuum drying?
Signature
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Auditor's Signature
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Project Manager's Signature
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Date
