Hawaii Administrative Rules
Title 12 - DEPARTMENT OF LABOR AND INDUSTRIAL RELATIONS
Subtitle 8 - HAWAII OCCUPATIONAL SAFETY AND HEALTH DIVISION
Part 10 - PRESSURE RETAINING ITEMS
Chapter 222.1 - POWER BOILERS
Section 12-222.1-5 - Technical installation requirements

(1) Power boilers shall be installed pursuant to section 12-220-2.1 and this chapter;

(2) Owners and users shall adhere to the power boiler installation requirements as specified in NBIC Part 1, and this chapter;

(3) An application for installation permit shall be submitted to the department prior to commencement of work;

(4) Boilers installed without an installation permit may be subject to citation and penalties of up to $10,000 per day pursuant to section 12-220-22;

(5) Only contractors holding a valid Hawaii C-4 contractor license issued by the contractors license board of the department of commerce and consumer affairs shall install power boilers; and

(6) All power boilers shall be equipped with controls and safety devices based upon the Btu/hr burner input, as specified in the original code of construction, and in accordance with the following codes and standards:

(1) The owner, user, and contractor shall comply with section 12-220-2.1, and upon completion of the installation shall arrange for an acceptance inspection by the department;

(2) The installing contractor shall operationally test the boiler controls and safety devices prior to scheduling the first acceptance inspection with the department and record the results on form CG-500, ASME CSD-1, and file a copy with the department;

(3) First inspections for power boilers shall include internal inspection, pressure test, and operational testing of the controls and safety devices;

(4) The installing contractor shall test the boiler as directed and witnessed by an inspector employed by the department;

(5) An inspector employed by the department shall conduct the first data inspection, acceptance, and mark the state serial number on the power boiler pursuant to section 12-220-29.1. Power boilers may not be placed into service until its installation has been inspected and accepted by the department;

(6) The installer shall complete and certify the NBIC Boiler Installation Report I-1, (NB-365, see Exhibit 3, titled, "Boiler Installation Report I-1", dated October 1, 2023, which is made a part of this chapter and located at the end of this chapter) after the completion, inspection, and acceptance of the installation. The report shall be submitted to the owner and the department;

(7) The installer shall exercise care during installation to prevent loose weld material, welding rods, small tools, and miscellaneous scrap metal from getting into the vessel. Prior to making the final closure, the installer shall inspect the interior of the vessel and its appurtenances for the presence of foreign debris, and if present the debris shall be removed;

(8) Subject to department requirements, a leak test may be performed on any components whose pressure test is not documented under the items' Manufacturer's Data Report. This leak test should not exceed 90 per cent of the lowest pressure relief device setpoint. The test data shall be recorded, and the data made available as required; and

(9) All fuel fired boiler and fuel fired pressure vessel combustion air-fuel ratios shall be analyzed, adjusted, and values documented during commissioning to meet emission requirements of the department and limits of the manufacturer, as required.

(1) Boiler installations shall allow for normal operation, maintenance, and inspections. There shall be at least thirty-six (36) inches of clearance on each side of a boiler to enable access for maintenance and inspection activities. Boilers operated in battery shall not be installed closer than forty-eight (48) inches from each other. The front or rear of any boiler shall not be located closer than thirty-six (36) inches from any wall or structure;

(2) Alternative clearances in accordance with the manufacturer's recommendations are subject to acceptance by the department;

(3) Boilers shall be installed to allow for removal and installation of tubes;

(4) Boilers with a top-opening manhole shall have at least eighty-four (84) inches of unobstructed clearance above the manhole to the ceiling of the equipment room; other manhole openings shall have at least five (5) feet; and

(5) Boilers with a bottom opening used for inspection or maintenance shall have at least twelve (12) inches of unobstructed clearance.

(1) Electric and miniature boilers shall be installed at an accessible location for inspection and maintenance;

(2) Electric and miniature boilers shall not be installed in ceilings unless provided with permanent ladders, floors, and height clearance for safe access;

(3) Control sides and door openings shall have three (3) feet clearance from any type of interference;

(4) All other sides shall have eighteen (18) inches of clearance; and

(5) Alternative clearances in accordance with the manufacturer's recommendations are subject to acceptance by the department.