[PetroChina] Strengthening the inspection for leaks in underground water pipelines

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This post was last edited by Jinma Water Loss Control on 2025-3-5 at 14:47. The Provisions on the Management of Water Intake and Use in Refining and Chemical Enterprises of China National Petroleum Corporation (Trial) stipulate: Article 15 The leak detection work for underground water pipelines in various refining and chemical enterprises must be carried out in accordance with the \"Evaluation of Leaks in Water Supply and Distribution Pipelines\" (Q/SY09125) and other relevant regulations. (1) If the service life of the water pipeline network has reached its design lifespan, the pipelines should be replaced. For enterprises that cannot undergo unconditional replacement for the time being, safety inspections and leak detection of water pipelines should be strengthened. (II) The leak detection work for the underground water pipeline network is carried out according to the actual conditions of the enterprise. If the comprehensive leakage rate in the enterprise’s water balance test is ≥7%, leak detection should be carried out once a year ； Comprehensive leakage rate for enterprise water balance testing