Pipelaying Tender-VOL IV - WorleyParsons.com

EPMC SERVICES FOR REWARI – KANPUR PIPELINE
SPECIFICATION FOR FIELD JOINT COATING (HEAT SHRINK SLEEVES)
7. REPAIRS
7.1 If a field joint is detected to be unacceptable after testing as per section 6.0 of this specification
the Contractor shall, at his own cost:
a. Determine the cause of the faulty results of the field coating.
b. Mobilise the expert of manufacturer, if required.
c. Test to the complete satisfaction of Company/Consultants, already completed field coatings.
d. Stop the field coating works until remedial measures are taken against the causes of such
faults, to the entire satisfaction of the Company.
7.2 Contractor shall replace all joint coating found or expected to be unacceptable as per section
6.0 of this specification.
7.3 Contractor shall, at his own cost repair all areas where the coating has been removed for
testing by the Company/Consultants.
7.4 After the coating work on welded joints and repairs to the coating have been completed the
coating as a whole shall be tested with a spark-tester before lowering or jacking the pipeline.
7.5 Company shall be entitled to check the coating on buried pipelines or parts of pipelines with
equipment such as the "Pearson Meter" and the resistance meter. If coating defects are established,
the Contractor shall be responsible for excavation at such points, repairing the coating, spark testing
and backfilling the excavations without extra cost to company.
7.6 In case of HDPF in-fill coating, any voids >50 mm shall be repaired in accordance with the
Manufacturers recommended repair procedure.
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