Petroleum and natural gas industries. External coatings for buried or submerged pipelines used in pipeline transportation systems - Coatings for in-field application, coating repairs and rehabilitation Ingestion-build-183098 Derivation of fundamental deviations

Derivation of fundamental deviations

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Petroleum and natural gas industries. External coatings for buried or submerged pipelines used in pipeline transportation systems - Coatings for in-field application, coating repairs and rehabilitation Ingestion-build-183098 Derivation of fundamental deviationsWhat is this standard about? This document specifies: coating assessment (new and existing); removal of degraded coatings; surface preparation; on site or in situ application of external coatings. It is applicable to petroleum or natural gas pipelines, with or without a cathodic protection system. The pipelines could be operational during the removal, preparation and application process. This document states qualification testing for field contractors