5 (b) Install or replace non-boiler external piping as defined by ASME code B31.1 and R 408.4032.

(c)     Perform work covered by a class 4B license.

(6)     A class 6B installer’s license qualifies a person to install a boiler that utilizes a nuclear heat source or its parts, appurtenances, or system components. Before a license is issued, an applicant for a class 6B license shall submit give evidence of both of the following:

(b)     Employment by a company in possession of a valid ASME nuclear code symbol applicable to the portions of any nuclear boiler system that the company proposes to install.

(7)     A class P license qualifies a person to install or replace non-boiler external piping or repair non- boiler external piping as defined by ASME code B31.1 and R 408.4032.

 

R 408.4114 Inspection of components and systems in a nuclear power plant.

Rule 114. (1) Preservice (baseline) inspection, in-service inspection, repair, replacement, modification, alteration, examination, testing, records, and reports of individual nuclear components, parts, appurtenances, piping, supports, nuclear systems, applicable associated auxiliary systems, and complete nuclear power plants that are in compliance with all of the requirements of the construction code, at the point in time the requirements have been completed, irrespective of the physical location, shall be as prescribed in section XI, rules for in-service inspection of nuclear power plant components, of the ASME boiler and pressure vessel code. A copy of the current edition of section XI is available for inspection at the Michigan Department of Energy, Labor & Economic Growth, Bureau of Construction Codes and Fire Safety, 6546 Mercantile Way, Lansing, Michigan 48911 or from the ASME International, 22 Law Drive, Fairfield, New Jersey 07007, at a cost as of the time of adoption of these amendatory rules of $495.00610.00.

(2)       The owner of a nuclear power plant shall file inspection plans and schedules, pump and valve testing programs, and requests for relief from section XI of the ASME code requirements with the boiler division of the department.

(3)        The nuclear power plant shall maintain compliance with requirements, as prescribed by the Nnuclear Rregulatory Ccommission.

 

R 408.4121   Examination for boiler repairer’s license; establishment; administration; nuclear repairer license applicant; certificate of authorization; examination.

Rule 121. (1) The examination for a boiler repairer’s license shall be approved by the board of boiler rules. The examination will shall be held quarterly at a location determined by the boiler division of the department.

(2)        An applicant wishing to upgrade his or her license to a higher classification shall take the examination prescribed in subrule (1) of this rule.

(3)     The director, upon the request of a company in possession of a valid ASME “N” type certificate of authorization or the national board of boiler and pressure vessel inspectors “NR” certificate of authorization, shall issue, to an individual of the company, a license as a nuclear repairer if the individual, before receiving his or her license, satisfactorily passes the examination prescribed in subrule

(1)   of this rule.

 

R 408.4127  Boiler repairers; classes of licenses.

Rule 127. (1) A class I license allows a licensee to repair a boiler by means other than welding, riveting, or other fabrication process.

 

 

(2)     A class II license allows a licensee to do both of the following:

(a)    repair Repair a low-pressure boiler, a hot water supply boiler, and a fire tube boiler of any pressure.

(b)     and to pPerform work covered by a class I license.

(3)     A class III license allows a licensee to do all of the following:

(a)     rRepair a high-pressurewater tube boiler.

(b)         Repair or replace non-boiler external piping, as defined by ASME code B31.1 and R 408.4032. designed for a maximum allowable working pressure of not more than 700 psi and

(c)     Perform work a boiler covered by a class II license.

(4)     A class IV license allows a licensee to do all of the following:

(a)      rRepair or field erect a boiler of any pressure. eException: for a boiler that has a nuclear heat source.

(b)         Repair or replace non-boiler external piping as defined by ASME code B31.1 and R 408.4032.

A licensee who field erects boilers shall be in the employ of a company in possession of the appropriate ASME code symbol stamps for the type of boiler being erected.

(5)     A class V license allows a licensee to erect and repair a boiler that has a nuclear heat source or its parts, appurtenances, or system components, and also provides the following:

(a)       The licensee may repair or replace non-boiler external piping, as defined by ASME code B31.1 and R 408.4032.

(b)      Before a license is issued, an applicant for a class V license shall give submit evidence of the following:

(ii)       Employment by a company in possession of a valid ASME N-type symbol stamp applicable to the portions of any nuclear boiler system he or she proposes to repair.

(6)      A class P license qualifies a person to install or repair non-boiler external piping as defined by ASME code B31.1 and R 408.4032.

(7)        A licensed boiler repairer shall secure a permit for a change in use of an existing boiler or replacement by mechanical methods, without welding, of sections in sectional boilers, heat exchangers, feed water heater or economizer, and tube bundles in accordance with R 408.4033.

 

R 408.4171 Removal of used boilers from the state.

Rule 171. (1) If an ASME boiler located in this state is to be moved to another state for temporary use or repairs, application shall be made by the owner or user to the chief inspector for permission to reinstall the boiler in this state as prescribed in R 408.4177.

(2) Repairs conducted outside of this state to boilers that will be reinstalled in this state shall be conducted by an organization in possession of a valid certificate of authorization to repair boilers. The organization shall conduct the repair in accordance with the NBIC and submit all forms required by the NBIC.

 

R 408.4186  Rescinded.Steam cleaners.

  Rule 186.  (1)  A steam cleaner is subject to all of the provisions of these rules and the act if steam is generated in the coils or any of the following limitations are exceeded:

  (a)  A 3/4 inch diameter tube or pipe that does not have drums or heads attached.

  (b)  A nominal water-containing capacity of 6 gallons.

  (c)  A water temperature of 350 degrees Fahrenheit.

 

 

  (d)  A Btu input per hour of 800,000.

  (2) A steam cleaner that does not exceed any of the limitations specified in subrule (1) of this rule is exempt from these rules and the act if equipped with adequate controls and with appropriate ASME safety valves.

 

R 408.4193  Stairways, ladders, platforms, and runways.

Rule 193. (1) If the distance from the floor to the top of a boiler or boiler setting is more than 8 feet, then a permanent stairway or permanently attached inclined or vertical ladder shall be installed to give safe access to, and permit exit from, boiler tops. A permanent platform that provides access to the main stop valve and safety valves of a boiler shall be installed without obstructing the valves. A platform is not required for main stop valves that are operated from a remote location.

  (2) If the distance from the floor to the top of 2 or more adjacent boilers or boiler settings is more than 8 feet, then a steel runway or platform which is not less than 18 inches wide and which is provided with standard handrails and toeboards on either side shall be installed across the top of adjacent boilers or at some other convenient level to afford safe access to the boiler. A runway shall have not less than 2 means of exit which are remotely located from each other and which are connected to a permanent stairway or inclined ladder leading to the floor level.

  (3) If the distance from the top of a boiler or boiler setting to the ceiling is less than 6 feet, then special consideration to meet the requirements of this rule will be given by the chief inspector upon receipt of detailed plan information. The chief inspector shall notify the owner or user of his or her decision regarding a request for special consideration and, if denied, shall indicate his or her reasons for the denial.

  (4) If the low point of a water column is located 15 feet or more above the floor or walkway, then a platform that has a standard toeboard shall be installed.

(51) A platform shall be installed at 1 end of all drums of a water tube boiler that are more than 4 feet above the floor or walkway to permit safe access to the interior of the drums for cleanout and inspection. (6)  A boiler shall be provided with platforms at cleanout openings on the side walls that are more than 4 feet above the floor or walkway.

(72) An inspector shall notify the chief inspector of an owner or user who is required to conform to this rule, and the chief inspector shall give written notice to the owner or user that the installation of the required stairway, runway, platform, or ladder is to be made. The owner or user shall be allowed 1 year from the date of the chief inspector’s notification to complete the work.

(83) A licensee may request a deviation from the requirements of this rule by submitting drawings to the chief inspector for review and approval before installation of the boiler. The licensee will be notified by the chief inspector of the approval or denial of the request.

 

R 408.4195  Exits from boiler rooms.

Rule 195. (1) The owner shall ensure that the exit from a boiler room has complies with the requirements specified in the Michigan building code, R 408.30401 to R 408.30547.not less than 2 egress doorways where the area of the room is more than 500 square feet and the Btu/hour input capacity of the boiler or boilers is more than 400,000 Btu/hour.

  (2) The owner shall ensure that doorways are separated by a horizontal distance equal to not less than 1/2 of the diagonal dimension of the room. If 2 doorways are required by this rule, then a fixed ladder access out of the room is permitted in place of 1 doorway.

  (3) An inspector shall notify the chief inspector of an owner or user who is required to comply with subrule (1) of this rule. The chief inspector shall give written notice to the owner or user that the necessary work must be completed within 1 year from the date of notification.

 

 

 

R 408.4197  Clearance between boilers and other objects.

Rule 197. (1) A licensee performing an installation shall assure that a minimum clearance of 24 inches is provided between a boiler, its controls, firing equipment, and appurtenances and the building walls and partitions or other boilers or machinery. The licensee shall assure that clearances are in accordance with the manufacturer’s instructions where required clearances are greater than the minimum required by this rule. The boiler owner shall assure that the clearances are maintained for the life of the boiler and shall not be infringed upon by items in storage.

(2) The elevation of a boiler above the floor shall be as specified in the Michigan mechanical code, R 408.30901 to R 408.30998.

(23) A licensee may request a deviation from the requirements of this rule by submitting drawings to the chief inspector for review and approval before installation of the boiler. The licensee shall be notified by the chief inspector of the approval or denial of the request.

 

PART 5. INSERVICE INSPECTION OF BOILERS

 

R 408.4507  SpecialPressure hydrostatic testing.

Rule 507. The inspector may require a pressure test to assess leak tightness of the pressure retaining item. Pressure testing methods shall be as described in the NBIC.(1) At the interval specified by this rule, the owner shall ensure that a special hydrostatic test is performed. The owner shall ensure that the test pressure is not less than 80% of the maximum allowable working pressure and is not more than 1 ½ times the maximum allowable working pressure. The test pressure shall be acceptable to the inspector. The owner shall ensure that the water temperature used to apply the hydrostatic test is not less than 70 degrees Fahrenheit and that the maximum metal temperature is not more than 120 degrees Fahrenheit. Hold time for the examination by the inspector shall be the time necessary for the inspector to conduct the examination, but not less than 10 minutes. The inspector may require the owner to expose all longitudinal seams, girth seams, boiler supports, and attachments for inspection.  All of the following are required for testing:

  (a) The owner shall ensure that a test of a riveted boiler is performed at 30 years and every 4 years thereafter.  An inspector may require removal of rivets to ascertain their condition.

  (b) The owner shall ensure that a test of a lap seam boiler which is less than 36 inches in diameter and which operates at 100 psig or less is performed at 20 years and every 4 years thereafter. A lap seam boiler which is more than 36 inches in diameter or which operates at more than 100 psig shall not operate in this state.

  (c) The owner shall ensure that a test is performed on a welded boiler at 30 years and every 8 years thereafter for boilers on a 1 or 2-year inspection frequency and every 9 years for boilers on a 3-year inspection frequency.

  (d) The owner shall ensure that a leak test is performed on a mechanically assembled boiler at 30 years and every 8 years thereafter. The hydrostatic pressure shall not exceed the safety/safety relief valve setting.  The inspector may require an internal inspection.

  (e) The owner may request a waiver of the special hydrostatic test required under this rule to the chief inspector if the boiler stated in the request has been granted an extension of the internal inspection frequency under R 408.4058. If a waiver is granted, the review committee established  under  R 408.4058 shall evaluate the condition of the boiler during each review to determine if a hydrostatic test is necessary.

  (2) The inspector may require a nondestructive examination for seams or weldments that are inaccessible.

 

 

 

PART 7. BOILER BLOWOFF SYSTEMS

 

R 408.4701  Design and construction of blowdown vessel reports.

Rule 701. (1) The owner shall ensure that blowdown vessels for use in the state of Michigan are designed and constructed as prescribed by these rules and the ASME boiler and pressure vessel code, section VIII, division 1, entitled “Unfired Pressure Vessels,” 20042007 edition, and its 20052008a addenda which are adopted by reference in these rules and are available for inspection at the Michigan Department of Energy, Labor & Economic Growth, Bureau of Construction Codes, 6546 Mercantile Way, Lansing, Michigan 48911 or from the ASME International, 22 Law Drive, Fairfield, New Jersey 07007, at a cost as of the time of adoption of these amendatory rules of $495.00610.00. National board of boiler and pressure vessel inspector document NB-27, 2004 edition, may be used as a guide for the design of blowdown tanks.

(2)     The owner shall ensure that a blowdown vessel has a minimum allowable working pressure of 50 psig and that the installation complies with these rules and the vessel manufacturer’s instructions.

(a)     The blowdown vessel, its fittings, and connections shall be sized so that the internal pressure does not rise more than 5 psig above ambient pressure during the blowdown.

(b)      The blowdown vessel shall be provided with adequate openings to facilitate internal cleaning and inspection. An internal inspection of the blowdown vessel shall be conducted during the certificate inspection of the boiler.

(c)       The blowdown vessel shall be provided with the following fittings and connection openings in addition to those provided by the manufacturer for the proper installation and operation of the vessel:

(i)     A vent connection.

(ii)     A drain connection. A drain connection is not required on a separator.

(iii)      A thermometer that has a maximum scale reading of 300 degrees Fahrenheit and that is located in the water outlet from the blowdown vessel.

(iv)      A pressure gauge that is graduated from 0 to 30 psig and that is attached to the top of the steam space of the blowdown vessel.

(d)     The blowdown vessel shall be installed in a location that prevents it and its connected piping from freezing and shall be installed in a manner that permits both internal and external inspection.

(3)      A manufacturer shall provide the boiler division of the department, with the manufacturer’s data reports. A data report that is signed by an authorized inspector, together with the ASME code symbol stamp on the vessel, is the record denoting that the blowdown vessel has been constructed in accordance with the ASME code.

(4)       The manufacturer shall register all blowdown vessels for use in the state of Michigan with the national board of boiler and pressure vessel inspector.