House Study Bill 579 - Introduced HOUSE FILE _____ BY (PROPOSED COMMITTEE ON LABOR BILL BY CHAIRPERSON DEYOE) A BILL FOR An Act relating to boiler and unfired steam pressure vessel 1 inspections. 2 BE IT ENACTED BY THE GENERAL ASSEMBLY OF THE STATE OF IOWA: 3 TLSB 5645HC (1) 87 je/rh

H.F. _____ Section 1. Section 89.3, subsections 1, 7, and 8, Code 2018, 1 are amended to read as follows: 2 1. It shall be the duty of the commissioner , to inspect or 3 cause to be inspected internally and or externally, at least 4 once every twelve months, except as otherwise provided in this 5 section , in order to determine whether all such equipment is 6 in a safe and satisfactory condition, and properly constructed 7 and maintained for the purpose for which it is used, all 8 boilers and unfired steam pressure vessels operating in excess 9 of fifteen pounds per square inch, all low pressure heating 10 boilers and unfired steam pressure vessels located in places of 11 public assembly and other appurtenances used in this state for 12 generating or transmitting steam for power, or for using steam 13 under pressure for heating or steaming purposes. 14 7. Internal inspections of steel hot water heating boilers 15 shall be conducted once every six years. External operating 16 inspections shall be conducted annually in years other than the 17 year in which internal inspections are conducted . 18 8. Inspections of unfired steam pressure vessels operating 19 in excess of fifteen pounds per square inch and low pressure 20 steam boilers shall be conducted at least once each calendar 21 year. The inspections conducted within each two-year period 22 shall include an external inspection conducted while the boiler 23 is operating and an internal inspection, where construction 24 permits. No more than one inspection shall be conducted per 25 six-month period. An internal inspection of an unfired steam 26 pressure vessel or low pressure steam boiler may be required 27 at any time by the commissioner upon the observation by an 28 inspector of conditions, enumerated by the commissioner through 29 rules, warranting an internal inspection. If a low pressure 30 steam boiler is in dry lay-up, an internal inspection shall be 31 conducted in lieu of an external inspection. 32 Sec. 2. Section 89.4, subsection 1, paragraph i, Code 2018, 33 is amended to read as follows: 34 i. Water heaters used for potable water if the capacity 35 -1- LSB 5645HC (1) 87 je/rh 1/ 2

H.F. _____ is less than or equal to fifty one hundred twenty gallons, 1 the burner input is less than or equal to fifty two hundred 2 thousand British thermal units, and the maximum allowable 3 working pressure is less than one hundred sixty pounds per 4 square inch. 5 EXPLANATION 6 The inclusion of this explanation does not constitute agreement with 7 the explanation’s substance by the members of the general assembly. 8 This bill relates to boiler and unfired steam pressure 9 vessel inspections conducted pursuant to Code chapter 89. 10 The bill modifies the duty of the labor commissioner to 11 inspect or cause to be inspected internally and externally at 12 least every 12 months all boilers and unfired steam pressure 13 vessels meeting certain specifications. The bill provides 14 that such inspections every 12 months need only be internal or 15 external. 16 The bill provides that external operating inspections of 17 steel hot water boilers need not be conducted in years in which 18 an internal inspection is conducted. The bill also changes 19 the term “steel hot water boilers” to “steel hot water heating 20 boilers”. 21 The bill provides that if a low pressure steam boiler is in 22 dry lay-up, which is a method of maintaining and treating a 23 boiler when it is not in use, an internal inspection shall be 24 substituted for an external inspection. 25 The bill modifies an exemption from Code chapter 89 by 26 providing that the exemption applies to water heaters used for 27 potable water if the capacity is less than or equal to 120 28 gallons and the burner input is less than or equal to 200,000 29 British thermal units, rather than 50 gallons and 50,000 30 British thermal units as provided under current law. 31 -2- LSB 5645HC (1) 87 je/rh 2/ 2