Department of Public Safety › 29-232 Boiler Design, Construction, Installation, Repair, Use and Operation

Regulations of Connecticut State AgenciesSec. 29-232-1. DefinitionsUnless otherwise expressly stated, the following terms shall have these meanings:(a) \"Alteration\" means any change in a boiler or appurtenance to a boiler concerning or affecting the pressure containing capabili…

Regulations of Connecticut State AgenciesSec. 29-232-10. Reciprocal commissionsUpon the request of a boiler insurance company authorized to insure boilers in Connecticut, the commissioner shall issue to an inspector in the employ of such insurance company a commission as special …

Regulations of Connecticut State AgenciesSec. 29-232-100. Low-water fuel cutoffEach automatically fired hot water heating boiler with heat input greater than 400,000 BTU/HR shall have an automatic low-water fuel cutoff which has been designed for hot water service, and it shall b…

Regulations of Connecticut State AgenciesSec. 29-232-101. Instrument, fittings and control mounted inside boiler jacketsAny or all instruments, fittings, and controls required by these rules may be installed inside of boiler jackets provided the water gage on a steam boiler is ac…

Regulations of Connecticut State AgenciesSec. 29-232-102. Electrical Code complianceAll field wiring for controls, heat generating apparatus, and other appurtenances necessary for the operation of the boiler or boilers should be installed in accordance with the provisions of the …

Regulations of Connecticut State AgenciesSec. 29-232-103. Flame safeguard requirements(a) Furnace explosions (combustion explosion) are caused by the sudden ignition of accumulated fuel and air in the firesides of the boiler. In order to reduce the chance of personal injury, dama…

Regulations of Connecticut State AgenciesSec. 29-232-104. Shutdown switches and circuit breakersA manually operated remote heating plant shutdown switch or circuit breaker should be located just outside the boiler room door and marked for easy identification. Consideration should…

Regulations of Connecticut State AgenciesSec. 29-232-105. Controls and heat generating apparatusOil and gas-fired and electrically heated boilers should be equipped with suitable primary (flame safeguards) safety controls, safety limit switches, and burners or electric elements a…

Regulations of Connecticut State AgenciesSec. 29-232-106. Water gage glass and gage cocksEach steam boiler shall have at least one water gage glass with the lowest visible part above the heating surfaces in the primary combustion chamber. When, in the judgment of an inspector, th…

Regulations of Connecticut State AgenciesSec. 29-232-107. Stop valves and check valvesIf a boiler may be closed off from the heating system by closing a steam stop valve, there shall be a check valve in the condensate return line between the boiler and the system. If any part of …

Regulations of Connecticut State AgenciesSec. 29-232-108. Feedwater connectionsFeedwater connections shall be independent of any water column, gage glass or gage cock connections and shall be made to the condensate return pipe or reservoir of the condensate return pump, or direct…

Regulations of Connecticut State AgenciesSec. 29-232-109. Return pumpEach condensate return pump, where practicable, shall be provided with an automatic water level control set to maintain the water level within the limits of two gage cocks. (Effective August 25, 1987)

Regulations of Connecticut State AgenciesSec. 29-232-11. Conflicts of interestsInspectors commissioned by the state of Connecticut shall not be engaged in the sale of any article or device that is related to boilers and shall devote their full time to inspection work. (Effective …

Regulations of Connecticut State AgenciesSec. 29-232-110. Repairs and renewal of fittings and appliancesWhenever repairs are made to fitting or appliances, or it becomes necessary to replace them, the work must comply with the requirements for new installations contained in secti…

Regulations of Connecticut State AgenciesSec. 29-232-111. Separation clauseIf any section, subsection, sentence, clause, phrase, provision or exemption of these regulations is declared unconstitutional or invalid for any reason, such invalidity shall not affect the remaining port…

Regulations of Connecticut State AgenciesSec. 29-232-112. MaterialsNo boilers shall be installed in the state unless they conform with the provisions of Section II of the latest edition of the American Society of Mechanical Engineers Boiler & Pressure Vessel Code, entitled “Mater…

Regulations of Connecticut State AgenciesSec. 29-232-113. Nondestructive examinationNo boilers shall be installed in this state unless they conform with the provisions of Section V of the latest edition of the American Society of Mechanical Engineers Boiler & Pressure Vessel Code…

Regulations of Connecticut State AgenciesSec. 29-232-114. Recommended guidelines for the care of heating boilersNo boilers shall be installed in the state unless they conform with the provisions of Section VI of the latest edition of the American Society of Mechanical Engineers B…

Regulations of Connecticut State AgenciesSec. 29-232-115. Recommended guidelines for the care of power boilersNo boilers shall be installed in the state unless they conform with the provisions of Section VII of the latest edition of the American Society of Mechanical Engineers Bo…

Regulations of Connecticut State AgenciesSec. 29-232-116. Welding and brazing qualificationsNo boilers shall be installed in the state unless they conform with the provisions of Section IX of the latest edition of the American Society of Mechanical Engineers Boiler & Pressure Ves…

Regulations of Connecticut State AgenciesSec. 29-232-12. Submission of inspection reportsWithin thirty days of each certificate inspection, the insuring company shall submit to the commissioner a report of the inspection on form SP-897-C provided the insuring company shall submit…

Regulations of Connecticut State AgenciesSec. 29-232-13. Notification of commissioner of boilers newly insured, cancelled or suspendedAll insurance companies shall notify the commissioner within thirty days of all boilers newly insured, cancelled, not renewed or suspended because…

Regulations of Connecticut State AgenciesSec. 29-232-14. Notification of commissioner of defective boilersIf a special inspector, upon the first inspection of a newly insured boiler, finds that the boiler or any of the appurtenances are in such condition that his company refuses …

Regulations of Connecticut State AgenciesSec. 29-232-15. External inspection. Disclosure of defectsIf upon an external inspection there is evidence of a leak or crack, enough of the covering of the boiler shall be removed to satisfy the inspector in order that he may determine th…

Regulations of Connecticut State AgenciesSec. 29-232-16. Owner or user to notify commissioner of accidentWhen an accident occurs which renders a boiler inoperative, the owner or user shall immediately notify the commissioner and submit a detailed report of the accident. In case o…

Regulations of Connecticut State AgenciesSec. 29-232-17. Operating certificateIf a boiler shall, upon inspection by a special inspector, be found to be suitable and to conform to these regulations, the owner or user shall pay directly to the commissioner a fee of fifteen dollars …

Regulations of Connecticut State AgenciesSec. 29-232-18. Validity of operating certificateAn operating certificate, issued in accordance with section 29-232-17 shall be valid until expiration unless some defect or condition affecting the safety of the boiler is disclosed, provide…

Regulations of Connecticut State AgenciesSec. 29-232-19. Assignment of serial numbersThe commissioner, upon request of a company authorized to insure boilers in Connecticut, shall assign to such company Connecticut serial numbers to be stamped or affixed to each boiler by a prope…

Regulations of Connecticut State AgenciesSec. 29-232-2. Manufacturers' reportsAny new boiler (except cast iron or pressure vessel) installed in Connecticut after January 1, 1986, must be properly registered with National Board of Boiler and Pressure Vessel Inspectors. This requir…

Regulations of Connecticut State AgenciesSec. 29-232-20. Restamping of boilersWhen the stamping on a boiler becomes indistinct, the inspector shall instruct the owner or user to have it restamped. Request for permission to restamp the boiler shall be made to the commissioner and …

Regulations of Connecticut State AgenciesSec. 29-232-21. Condemned boilers. StampingAny boiler having been inspected and declared unsafe by an inspector shall be stamped by the inspector with an arrowhead stamp having an overall length of one-half inch and width of three-eighths …

Regulations of Connecticut State AgenciesSec. 29-232-22. Penalty for operation of unsafe boilersIf upon inspection a boiler is found to be in such condition that it is unsafe to operate, the operating certificate shall be suspended by the commissioner. Any person, firm, partnersh…

Regulations of Connecticut State AgenciesSec. 29-232-23. Reinstallation of used boilers removed from the stateIf a standard boiler located in this state is moved to another state for any reason, application shall be made by the owner or user to the commissioner for permission to …

Regulations of Connecticut State AgenciesSec. 29-232-24. Reinstallation of nonstandard boilersA nonstandard boiler in use in this state on January 1, 1954, if removed outside the boundaries of the state, shall not be brought in and reinstalled unless it has been made to comply wi…

Regulations of Connecticut State AgenciesSec. 29-232-25. Installing used or second-hand boilersBefore a used or second-hand boiler can be reinstalled or shipped into this state, an inspection shall be made by a Connecticut inspector or by an inspector qualified by an examination …

Regulations of Connecticut State AgenciesSec. 29-232-26. Reinstalled boilersIn any case where a stationary boiler is moved and reinstalled, it shall be subjected to a hydrostatic test witnessed by an inspector. All the fittings and appliances shall comply with the regulations for…

Regulations of Connecticut State AgenciesSec. 29-232-27. Factors of safety for existing installationsAn inspector shall increase the factor of safety if the condition of the boiler warrants it. If the owner or user does not concur with the inspector's decision, the owner or user …

Regulations of Connecticut State AgenciesSec. 29-232-28. Inspection of drum headsFor new installations, provision shall be made to permit making inspections of the drum heads of all boilers. For existing installations, heads of drums shall be thoroughly examined at the annual ins…

Regulations of Connecticut State AgenciesSec. 29-232-29. Major repairs and alterations to boilers and appurtenances thereof; fusion welding(a) Where a major repair to a boiler, including but not limited to riveted-patches and repairs by fusion welding, is necessary, an inspector …

Regulations of Connecticut State AgenciesSec. 29-232-3. Registration of boilersAll boilers except those exempted by section 29-231 of the general statutes, shall be registered by the installer with the department on forms supplied by the department, giving the location, name of b…

Regulations of Connecticut State AgenciesSec. 29-232-30. Removal of safety appliancesNo person, except under the direction of an inspector, shall attempt to remove or shall do any work upon any safety appliance, prescribed by these regulations, while a boiler is in operation. If …

Regulations of Connecticut State AgenciesSec. 29-232-31. Inspection feesInspection fees are established in section 29-238 of the General Statutes.(Effective August 25, 1987)

Regulations of Connecticut State AgenciesSec. 29-232-32. Attendants of boilersIn the interest of safety all boilers in operation shall be under the supervision of and checked at suitable intervals by a competent attendant. (Effective August 25, 1987)

Regulations of Connecticut State AgenciesSec. 29-232-33. Preparation of boilers for inspectionAll boilers, unless otherwise exempt by statute, which are subject to regular inspections, shall be prepared for such inspections or hydrostatic tests whenever necessary by the owner or …

Regulations of Connecticut State AgenciesSec. 29-232-34. Method of preparation for internal inspectionThe owner or user shall prepare a boiler for internal inspection in the following manner: (a) Water shall be drawn off and the boiler thoroughly washed;(b) All manhole and handho…

Regulations of Connecticut State AgenciesSec. 29-232-35. Boilers improperly prepared for inspectionIf a boiler has not been properly prepared for an internal inspection or the owner or user fails to comply with the requirements for hydrostatic tests as set forth in these regulati…

Regulations of Connecticut State AgenciesSec. 29-232-36. Removal of covering to permit inspectionIf the boiler is jacketed so that the longitudinal seams of shells, drums or domes cannot be seen, enough of the jacketing, setting wall or other form of casing or housing shall be re…

Regulations of Connecticut State AgenciesSec. 29-232-37. Lap seam cracksThe shell or drum of a boiler in which a lap seam crack is discovered along a longitudinal riveted joint shall be immediately discontinued from use. If the boiler is not more than fifteen years of age, a comp…

Regulations of Connecticut State AgenciesSec. 29-232-38. Hydrostatic pressure testsA hydrostatic pressure test, when applied to boilers of riveted or welded construction, except locomotive boilers, shall not exceed one and one-half times the maximum allowable working pressure. Hy…

Regulations of Connecticut State AgenciesSec. 29-232-39. Low water cut-offsAll automatically fired steam or vapor boilers, except boilers having a constant attendant who has no other duties while the boiler is in operation, shall be equipped with automatic low-water fuel cut-offs…