(2) Do the two tankers a common suction line branch oil, special circumstances can be added after the oil check before branch.
(3) the storage tank calibration methods suction pipe flanges are not allowed to use oil and rubber mats.
(4) After installing the new pipeline, should be washed clean, debris and sediment inside the tube, in order to avoid debris into the oil-damaged parts; and subject to strict pressure test to confirm no leakage after the installation of the tanker, in order to avoid measurement and are not allowed to use the catastrophic consequences of oil spills.
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