Schemes for repairing an underwater crossing of an oil pipeline using various methods
- Added: 22.06.2024
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Description
Illustrative schemes of repairs of underwater crossings of the oil pipeline using the "pipe-in-pipe" methods, with lifting the pipeline section above the water surface and replacing the defective section and using a semi-caisson with cutting out the defective section. All schemes correspond to the "Catalog of standard technological schemes for the repair of underwater crossings of the main oil pipelines of the PPMN", Ufa, 1985.
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Схема ремонтов ППМН.dwg
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