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QID - 24890 Which statement is TRUE concerning insulating flanges? After the insulating flange is installed, hot work may be performed on deck.
Switching off a cathodic protection system may be substituted for using an insulating flange
The measured resistance value after installation should be less than 1,000 ohms.
They should be inspected and tested periodically to ensure that the insulation is clean and in good condition.
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