Louisiana Administrative Code

A. Examination for an inspectors certificate of competency shall be held at the Office of State Fire Marshal or any other location to be selected by the chief inspector, four times each year, namely the first Wednesday and 1/2 day Thursday in the months of March, June, September …

A. A fee of $50 will be charged for each applicant taking the examination for a certificate of competency.

A. Upon request of an employer, a certificate of competency and an identification card may be issued by the chief inspector to: 1. an inspector employed by the jurisdiction; 2. an inspector who is employed full-time by an insurance company which is authorized to insure and does i…

A. An inspector shall not engage in the sale of any services, article or device relating to boilers, pressure vessels, or their appurtenances.

A. Reports shall be submitted on approved forms or format within 30 days from the date of the inspection. The copy of the report filed with the assistant secretary shall be filled out in ink or type-written, and shall be signed by the inspector. B. External inspection reports are…

A. All insurance companies shall notify the chief inspector, within 30 days, of all boilers, pressure vessels, or nuclear systems, on which insurance is written, canceled, not renewed or suspended because of unsafe conditions.

A. If a special inspector, upon first inspection of a new risk, finds that a boiler or any appurtenance thereof, is in such condition that the special inspectors company would refuse insurance, the company shall immediately notify the chief inspector and submit a report on the de…

A. If, upon an external inspection, there is evidence of a leak or crack, sufficient covering of the boiler shall be removed to permit the inspector to satisfactorily determine the safety of the boiler. If the covering cannot be removed at that time, he/she may order the operatio…

A. The age limit of any boiler of nonstandard construction, installed prior to the date the Act became effective, shall be 30 years except that, a boiler having other than a lap-riveted longitudinal joint, after a thorough internal and external inspection, and when required by th…

A. The maximum allowable working pressure for standard boilers shall be determined in accordance with the applicable provisions of the edition of the ASME Code under which they were constructed and stamped.

A. The maximum allowable working pressure for boilers fabricated by riveting shall be determined by the applicable rules of the 1971 Edition of Section I of the ASME Code. B. The lowest factor of safety permissible on existing installations shall be 5, except for horizontal-retur…

A. The maximum allowable working pressure on a water tube boiler, the tubes of which are secured to cast-iron or malleable-iron headers or which have cast-iron mud drums, shall not exceed 160 psig.

A. The maximum allowable working pressure for any cast-iron boiler, except hot water boilers, shall be 15 psig.

A. The use of weighted-lever safety valves or safety valves having either the seat or disk of cast-iron are prohibited; valves of this type of construction shall be replaced by direct, spring-loaded, pop-type valves that conform to the requirements of ASME Code, Section I. B. Eac…

A. Each boiler shall have a feed supply which will permit it to be fed at any time while under pressure. B. A boiler having more than 500 square feet of water heating surface shall have at least two suitable means of feeding, at least one of which shall be a feed pump. A source o…

A. Each boiler, except forced-flow steam generators with no fixed steam and waterline, and high-temperature water boiler of the forced circulation type that have no steam and waterline, shall have at least one water gage glass. Boilers operated at pressures over 400 psig shall be…

A. The water column shall be so mounted that it will maintain its correct position relative to the normal waterline under operating conditions. B. The minimum size of pipes connecting the water column to a boiler shall be 1 inch. For pressures of 400 psig or over, lower water col…

A. Gage glasses and/or gage cocks that are not connected directly to a shell or drum of the boiler shall be connected by one or the following methods. 1. The water gage glass or glasses and gage cocks shall be connected to an intervening water column. 2. When only water gage glas…

A. Each boiler shall have a pressure gage so located that it is easily readable. The pressure gage shall be installed so that it shall at all times indicate the pressure in the boiler. Each steam boiler shall have the pressure gage connected to the steam space or to the water col…

A. Each steam outlet from a boiler (except safety valve and water column connections) shall be fitted with a stop valve located as close as practicable to the boiler. B. When a stop valve is so located that water can accumulate, ample drains shall be provided. The drainage shall …

A. A blow off as required herein is defined as a pipe connection provided with valves located in the external piping through which the water in the boiler may be blown out under pressure, excepting drains such as are used on water columns, gage glasses, or piping to feed water re…

A. Whenever repairs are made to fittings or appliances or it becomes necessary to replace them, the work shall comply with the requirements for new installations.

A. Repairs and alterations to boilers and pressure vessels shall be made, in accordance with the currently adopted version of the National Board Inspection Code (NBIC), only by, or on behalf of, an owner/user, a repair organization, or an individual having a valid certificate of …

A. All cases not specifically covered by these requirements shall be treated as new installations or may be referred to the chief inspector for instructions concerning the requirements.

A. The maximum allowable working pressure of standard boilers shall in no case exceed the pressure indicated by the manufacturers identification stamped or cast on the boiler or on a plate secured to it.

A. The maximum allowable working pressure on the shell of a nonstandard riveted heating boiler shall be determined in accordance with applicable rules of the 1971 Edition of Section I of the ASME code. Power boilers, except that in no case shall the maximum allowable working pres…

A. The maximum allowable working pressure of a nonstandard steel or wrought iron heating boiler of welded construction shall not exceed 15 psig for steam. For other than steam service, the maximum allowable working pressure shall be calculated in accordance with Section IV of the…

A. The maximum allowable working pressure of a nonstandard boiler composed principally of cast iron shall not exceed 15 psig for steam service or 30 psig for hot water service. B. The maximum allowable working pressure of a nonstandard boiler having cast iron shell or heads and s…

A. A potable water heater shall not be installed or used at pressures exceeding 160 psig or water temperatures exceeding 210° F. Water heaters may be used to simultaneously provide potable hot water and space heat in combination, except in places of public assembly.

A. Each steam boiler shall have one or more ASME/National Board stamped and certified safety valves of the spring pop-type adjusted and sealed to discharge at a pressure not to exceed 15 psig. Seals shall be attached in a manner to prevent the valve from being taken apart without…

A. Each hot water heating and hot water supply boiler shall have at least one ASME/National Board stamped and certified safety relief valve set to relieve at or below the maximum allowable working pressure of the boiler. Each hot water supply boiler shall have at least one ASME/N…

A. Each steam boiler shall have a steam gage or compound steam gage connected to its steam space or to its water column or to its steam connection. The gage or connection shall contain a siphon or equivalent device which will develop and maintain a water seal that will prevent st…

A. Each hot water boiler shall have a pressure or altitude gage connected to it or to its flow connection in such a manner that it cannot be shut off from the boiler except by a cock with tee or lever handle, placed on the pipe near the gage. The handle of the cock shall be paral…

A. Each steam boiler shall have one or more water gage glasses attached to the water column or boiler by means of valved fittings not less than 2 inch pipe size, with the lower fitting provided with a drain valve of a type having an unrestricted drain opening not less than 1/4 in…

A. When a stop valve is used in the supply pipe connection of a single steam boiler, there shall be one used in the return pipe connection. B. Stop valves in single hot water heating boilers shall be located at an accessible point in the supply and return pipe connections, as nea…

A. Feed water, makeup water, or water treatment shall be introduced into a boiler through the return piping system. Alternatively, makeup water or water treatment may be introduced through an independent connection. The water flow from the independent connection shall not dischar…

A. The minimum size of ferrous or nonferrous pipes connecting a water column to a steam boiler shall be 1 inch. No outlet connections, except for damper regulator, feed water regulator, steam gages, or apparatus which does not permit the escape of any steam or water except for ma…

A. Each boiler equipped with a condensate return pump shall be provided with a water level control arranged to automatically maintain the water level in the boiler within the range of the gage glass.

A. Potable water heaters supplying potable hot water for commercial purposes that exceed a heat input of 200,000 BTU per hour or a nominal water-containing capacity of 120 gallons, shall be designed, constructed, inspected and stamped in conformity with Part HLW of the ASME Code,…

A. Each potable water heater shall have at least one ASME certified pressure temperature relief valve of the automatic reseating type set to relieve at or below the maximum allowable working pressure of the potable water heater and/or no greater than 210° F. Safety relief valves …

A. Each individual automatically-fired potable water heater, in addition to the operating control used for normal water heater operation shall have a separate high limit temperature actuated combustion control that will automatically cut off the fuel supply. The temperature range…

A. Whenever repairs are made to fittings or appliances, or it becomes necessary to replace them, the repairs must comply with Section IV of the ASME Code for new construction. Welded repairs must meet the additional requirements.

A. The owner or user of a boiler or boilers not exempted by the Act or by rules and regulations promulgated under the Act shall be provided 14 days notice of impending internal inspection requirements, by the inspector responsible for inspections of subject boiler(s). No such not…

A. The owner or user shall prepare each boiler for internal inspection, and shall prepare for and apply a hydrostatic pressure test, whenever necessary, on the date arranged by the inspector. The boiler shall be prepared for internal inspection as follows. 1. Water shall be drawn…

A. If a boiler has not been properly prepared for an internal inspection, or if the owner or user fails to comply with the requirements for a pressure test as set forth in these rules, the inspector may decline to make the inspection or test and the inspection certificate shall b…

A. If the boiler is jacketed so that the longitudinal seams of shells, drums or domes cannot be seen, sufficient jacketing, setting wall, or other form of casing or housing shall be removed to permit reasonable inspection of the seams and other areas necessary to determine the co…

A. The shell or drum of a boiler, in which a lap seam crack is discovered along a longitudinal riveted joint, shall be immediately condemned. Patching is prohibited. B. Lap Seam Crack―a crack found in lap seams, extending parallel to the longitudinal joint and located either betw…