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Oklahoma Administrative Code

Part 3

Power Boilers

Department of Labor

380:25-5-5Age limit of existing boilers 380:25-5-6Maximum allowable working pressure for standard boilers 380:25-5-7Maximum allowable working pressure for non-standard boilers 380:25-5-8Cast iron headers and mud drums 380:25-5-9Pressure on cast iron boilers 380:25-5-10Safety valves 380:25-5-11Boiler feeding 380:25-5-12Water level indicators 380:25-5-13Steam gages 380:25-5-14Stop valves 380:25-5-15Blowoff connection 380:25-5-16Repairs and renewals of boiler fittings and appliances 380:25-5-17Conditions not covered by these requirements