3 PROPOSED ADMINISTRATIVE RULES

 

SOAHR 2006-002

 

DEPARTMENT OF LABOR & ECONOMIC GROWTH DIRECTOR’S OFFICE CONSTRUCTION CODE

Filed with the Secretary of State on These rules take effect

 

(By authority conferred on the director of the department of labor and economic growth by section 4 of 1972 PA 230, MCL 125.1504, and Executive Reorganization Order Nos. 1996-2 and 2003-1, MCL

445.2001 and 445.2011)

 

Draft February 21, 2007

 

R 408.30401, R 408.30404, R 408.30405, R 408.30408, R 408.30410, R 408.30411, R 408.30412, R

408.30414, R 408.30415a, R 408.30416, R 408.30418, R 408.30421, R 408.30427, R 408.30429, R

408.30430, R 408.30432, R 408.30437, R 408.30445, R 408.30446, R 408.30447, R 408.30448, R

408.30449, R 408.30451c, R 408.30457, R 408.30458, R 408.30475, R 408.30495, R 408.30499, R

408.30503, R 408.30504, R 408.30505, R 408.30506, R 408.30507, R 408.30508, R 408.30509, R

408.30510, R 408.30511, R 408.30512, R 408.30513, R 408.30514, R 408.30516, R 408.30518, R

408.30520, R 408.30521, R 408.30522, R 408.30525, R 408.30526, R 408.30528, R 408.30529, R

408.30530, R 408.30531, R 408.30534, R 408.30536, R 408.30539, R 408.30540, R 408.30543, R

408.30544, R 408.30545, R 408.30546 and R 408.30547 of the Michigan Administrative Code are amended and R 408.30442 and R 408.30459 are added and R 408.30417 and R 408.30444 of the code are rescinded as follows:

 

PART 4. BUILDING CODE

 

R 408.30401 Applicable code.

Rule 401. The provisions of the international building code, 20036 edition, including appendices F, G, and H, except for sections 104.8, 108.2 to 108.6, 112.2, 112.3, 114.3, 415.76.2.2 to 415.76.2.10,

415.76.3.1 to 415.76.3.5.2, table 1608.2, 2902 to 2902.6.2, 2902.5, Table 2902.1, 3006.5, the definition

of "recreational vehicle" in Appendix G, and, IECC-20036, ICC EC-20036, IMC-20036, IPC-20036, IPSDC-20036 listed in chapter 35, and the provisions of the international residential code, 20036  edition, including appendices A, B, C, D, E, F, G, J, K, and L, M, N, O, and Q except for sections R104.8, R108.2, R108.3, R108.4, R108.5, R112.3, N1101 to N1104.1, N1103.6 tables N1101.2, N1102.1, N1102.1.1.1(1), N1102.1.1.1(2), N1102.1.1.2, N1102.4, N1103.1, N1103.5, and N1104.1, sections P2503.8, P2709.2.13, AJ102.4, Figure N3 and IBC-20036, ICC EC-20036, IECC-20036, IMC-

20036, IPC-20036, NFPA 70-025 listed in chapter 43 govern the construction, alteration, relocation, demolition, use, and occupancy of buildings and structures, and, with exceptions noted, the international building code and the international residential code are adopted by reference in these rules. All

 

 

references to the International Building Code, International Residential Code, International Energy Conservation Code, International Electrical Code, International Existing Building Code, International Mechanical Code, and International Plumbing Code mean the Michigan Building Code, Michigan Residential Code, Michigan Uniform Energy Code, Michigan Electrical Code, Michigan Rehabilitation Code for Existing Buildings, Michigan Mechanical Code, and Michigan Plumbing Code respectively. The codes are available for inspection at the Okemos office of the Michigan Department of Labor & Economic Growth, Bureau of Construction Codes and Fire Safety. The codes may be purchased from the International Code Council, 5203 Leesburg Pike, Suite 600, Falls Church, VA 22041500 New

Jersey Avenue, N.W., 6th Floor, Washington, D.C. 20001, or from the Michigan Department of Labor

& Economic Growth, Bureau of Construction Codes and Fire Safety, 2501 Woodlake Circle, Okemos, Michigan 48864, at a cost as of the time of adoption of these amendatory rules of $65.0070.00 and

$45.0055.00 respectively.

 

R 408.30404 ApprovalApproved materials and equipment.

Rule 404. Section 104.9 of the code is amended to read as follows:

104.9. Approved materials and equipment. Materials, equipment, and devices shall be constructed or installed in accordance with approvals granted under section 21 of 1972 PA 230, MCL 125.1521the act or by the building official. The building official shall review reports prepared by recognized evaluation services and determine if the intent of the code is met.

 

R 408.30405 Professional architectural and engineering services. Rule 405. Section 106.1 of the code is amended to read as follows:

106.1. Submittal documents. Construction documents, special inspection and structural programs and other data shall be submitted in 1 or more sets with each application for a permit. The construction documents shall be prepared by, or under the direct supervision of, a registered design professional when required by article 20 of 1980 PA 299, MCL 339.101 to 339.2721et seq. Where special conditions exist, the building official is authorized to require additional construction documents to be prepared by a registered design professional.

 

R 408.30408 Fees.

Rule 408. Section 108.1 of the code is amended to read as follows:

108.1. Payment of fees. The fees prescribed by section 22 of 1972 PA 230, MCL 125.1522,the act shall be paid to the enforcing agency of the jurisdiction before a permit to begin work for new construction, alteration, removal, demolition, or other building operation may be issued. In addition, an amendment to a permit necessitating an additional fee shall not be approved until the additional fee has been paid.

 

R 408.30410 Violations.

Rule 410. Section 113.4 of the code is amended to read as follows:

113.4. Violation penalties. It is unlawful for any person, firm, or corporation to violate a provision of the code or fail to conform with any of the requirements thereof, or erect, construct, alter, extend, repair, move, remove, demolish, or occupy any building, structure, or equipment regulated by the code, or  cause work to be performed or done, in conflict with or in violation of the approved construction documents or directive of the enforcing agency, or a permit or certificate issued under the code. A violator shall be assessed a fine in accordance with section 23 of 1972 PA 230, MCL 125.1523.the act.

 

R 408.30411 Stop-work order.

 

 

Rule 411. Section 114.2 of the code is amended to read as follows:

114.2. Notice to ownerIssuance. Upon notice from the enforcing agency, work on any building or structure that is being done contrary to the code or in a dangerous or unsafe manner shall immediately cease. Notice shall be in accordance with section 12 of 1972 PA 230, MCL 125.1512the act. A person who is served with a stop work order, except for work that the person is directed to perform to remove a violation or unsafe condition is subject to the penalty provisions prescribed in section 23 of 1972 PA 230, MCL 125.1523.the act.

 

R 408.30412 Certificate of use and occupancy.

Rule 412. Section 110.1 of the code is amended to read as follows:

110.1. Use and occupancy. A building or structure shall not be used or occupied, and a change in the existing occupancy classification of a building or structure or portion thereof shall not be made until a certificate of occupancy has been issued in accordance with section 13 of 1972 PA 230, MCL  125.1513.the act.

 

R 408.30414 Means of AppealBoard of appeals.

Rule 414. Sections 112.1 and 112.3 of the code isare amended to read as follows:

112.1 Means of appeal. An interested person may appeal a decision of the enforcing agency to the board of appeals in accordance with the act. An application for appeal shall be based on a claim that the true intent of the code or the rules governing construction have been incorrectly interpreted, the provisions of the code do not apply, or an equal or better form of construction is proposed. The application shall be filed in accordance with section 14 of 1972 PA 230, MCL 125.1514. The decision of a local board of appeals may be appealed to the construction code commission in accordance with the act and time frames.

Exception: Requests for barrier free design exception shall be in accordance with 1966 PA 1, MCL 125.1352 to 125.1356.

112.3 Qualifications. The board of appeals shall consist of members who are qualified in accordance with the act.

 

R 408.30415a Definitions.

Rule 415a. The definition of act is added and the definitions of building, registered design professional, and structure in section 202 of the code are amended to read as follows:

202. Definitions.

“Act” means 1972 PA 230, MCL 125.1501 to 125.1531 and known as the Stille-DeRossett-Hale single state construction code act.

"Building" means a combination of materials, whether portable or fixed, forming a structure affording a facility or shelter for use or occupancy by persons, animals, or property. The term does not include a building incidental to the use for agricultural purposes of the land on which the building is located if it is not used in the business of retail trade. The term shall be construed as though followed by the words "or part or parts of the building and all equipment in the building" unless the context clearly requires a different meaning.

"Building official" means the person who is appointed and employed by a governmental subdivision charged with the administration and enforcement of the state code or codes and who is registered in accordance with the requirements of 1986 PA 54, MCL 338.2301 to 338.2313et seq.

"Registered design professional" means an individual who is licensed under article 20, 1980 PA 299, MCL 339.2001to 339.2721.et seq.

 

 

"Structure" means that which is built or constructed, an edifice or building of any kind, or a piece of work artificially built up or composed of parts joined together in some definite manner. Structure does not include a structure incident to the use for agricultural purposes of the land on which the structure is located and does not include works of heavy civil construction including without limitation any of the following:

(a)      A highway.

(b)      A bridge.

(c)      A dam.

(d)      A reservoir.

(e)      A lock.

(f)      A mine.

(g)      A harbor.

(h)      A dockside port facility.

(i)      An airport landing facility.

(j)      A facility for the generation, or transmission, or distribution of electricity.

Structure shall be construed as though followed by the words "or part or parts of the structure and all equipment in the structure," unless the context clearly indicates otherwise.

 

R 408.30416 Occupancy classification.Area and height increases.

Rule 416. Sections 305.2, 308.5.1, 308.5.2, and 310.1 are added to read as follows: Section 406.3.6 of the code is amended to read as follows:

  406.3.6. Area and height increases. The allowable area and height of open parking garages shall be increased in accordance with the provisions of this section. Garages with sides open on 3/4 of the building perimeter are permitted to be increased by 25% in area and 1 tier in height. Garages with sides  open around the entire building perimeter are permitted to be increased 50% in area and 1 tier in height.  For a side to be considered open under the provisions of this rule, the total area of openings along the side shall not be less than 50% of the interior area of the side at each tier, and such openings shall be equally distributed along the length of the tier.

  Allowable tier areas in table 406.3.5 shall be increased for open parking garages constructed to heights  less than the table maximum. The gross tier area of the garage shall not exceed that permitted for the higher structure. At least 3 sides of each such larger tier shall have continuous horizontal openings not less than 30 inches (762 mm) in clear height extending for at least 80% of the length of the sides, and no  part of such larger tier shall be more than 200 feet (60 960mm) horizontally from such an opening. In  addition, each such opening shall face a street or yard accessible to a street with a width of at least 30 feet (9144 mm) for the full length of the opening, and standpipes shall be provided in each such tier.

  Open parking garages of type II construction, with all sides open, shall be unlimited in allowable area where the height does not exceed 75 feet (22 860 mm). For a side to be considered open, the total area  of openings along the side shall not be less than 50% of the interior area of the side at each tier, and such openings shall be equally distributed along the length of the tier. All portions of tiers shall be within   200 feet (60 960 mm) horizontally from such openings.

305.2 Day care. The use of a building or structure, or portion thereof, for educational, supervision or personal care services for more than 6 children older than 2 ½ years of age, shall be classified as a group E occupancy.

308.5.1    Adult care facility. A facility that provides accommodations for less than 24 hours for more than 6 unrelated adults and provides supervision and personal care services shall be classified as group I-4.

 

 

Exception: A facility where occupants are capable of responding to an emergency situation without physical assistance from the staff shall be classified as group A-3.

308.5.2    Child care facility. A facility that provides supervision and personal care on less than a 24-hour basis for more than 6 children 2 ½ years of age or less shall be classified as group I-4. Exception: A child day care facility that provides care for more than 6 but not more than 100 children 2 ½ years or less of age, when the rooms where such children are cared for are located on the level of exit discharge and each of these child care rooms has an exit door directly to the exterior, shall be classified as Group E.

310.1 Residential group R. Residential group R includes, among others, the use of a building or structure, or a portion thereof, for sleeping purposes when not classified as an Institutional group I or when not regulated by the Michigan residential code in accordance with Section 101.2. Residential occupancies shall include the following:

R-1    Residential occupancies containing sleeping units where the occupants are primarily transient in nature, including all of the following:

a.    Boarding houses (transient).

b.    Hotels (transient).

c.    Motels (transient).

R-2    Residential occupancies containing sleeping units or more than 2 dwelling units where the occupants are primarily permanent in nature, including the following:

a.    Apartment houses.

b.    Boarding houses (not transient).

c.    Convents.

d.    Dormitories.

e.    Fraternities and sororities.

f.    Hotels (nontransient).

g.    Monasteries.

h.    Motels (nontransient).

i.    Vacation timeshare properties.

Congregate living facilities with 16 or fewer occupants are permitted to comply with the construction requirements for group R-3.

R-3    Residential occupancies where the occupants are primarily permanent in nature and not classified as group R-1, R-2, R-4 or I, including the following:

a.    Buildings that do not contain more than 2 dwelling units.

b.    Adult facilities that provide accommodations for 6 or fewer persons of any age for less than 24 hours.

c.    Child care facilities that provide accommodations for 6 or fewer persons of any age for less than 24 hours.

d.    Congregate living facilities with 16 or fewer persons.

Adult and child care facilities that provide accommodations for 6 or fewer persons that are within a single-family home may comply with the international residential code.

R-4    Residential occupancies shall include buildings arranged for occupancy as residential care/assisted living facilities including, more than 6, but not more than 16 occupants, excluding staff.

Group R-4 occupancies shall meet the requirements for construction as defined for group R-3, except as otherwise provided for in this code, or shall comply with the Michigan residential code.

 

R 408.30417 Rescinded.High-rise buildings.

 

 

  Rule 417. Sections 907.2.12 and 907.8.2 of the code are amended to read as follows:

  907.2.12. High-rise buildings. Buildings having floors used for human occupancy located more than  55 feet (16 764 mm) above the lowest level of fire department vehicle access shall be provided with an automatic fire alarm system and an emergency voice/alarm communication system in accordance with section 907.2.12.2.

  Exceptions:

  1. Airport traffic control towers in accordance with sections 412 and 907.2.22.

  2. Open parking garages in accordance with section 406.3.

  3. Buildings with an occupancy in group A-5.

  4. Low-hazard special occupancies in accordance with section 503.1.21.

  5. Buildings with an occupancy in group H-1, H-2, or H-3 in accordance with section 415.

  907.8.2. High-rise buildings. In buildings used for human occupancy that have floors located more than 55 (16 764 mm) above the lowest level of fire department vehicle access, a separate zone by floor shall be provided for all of the following types of alarm-initiating devices where provided:

  1. Smoke detectors.

  2. Sprinkler water-flow devices.

  3. Manual fire alarm boxes.

  4. Other approved types of automatic fire detection devices or suppression systems.

 

R 408.30418 Maximum floor area allowances per occupant.

Rule 418. Table 1004.1.21 of the code is amended to read as follows:

 

Table 1004.1.21

OCCUPANCYFUNCTION OF SPACE	FLOOR AREA IN SQ. FT. PER OCCUPANT
Agricultural building	300 gross
Aircraft hangars	500 gross
Airport terminal Baggage claim Baggage handling Concourse Waiting areas	20 gross 300 gross 100 gross 15 gross
Assembly Gaming floors (keno, slots, etc.)	11 gross
Assembly with fixed seats	See section 1004.7
Assembly without fixed seats Concentrated (chairs only-not fixed) Standing space Unconcentrated (tables and chairs)	7 net 5 net 15 net
Bowling centers, allow 5 persons for each lane including 15 feet of runway, and for additional areas	7 net
Business areas	100 gross
Courtrooms-other than fixed seating areas	40 net
Day care	35 net

 

 

MAXIMUM FLOOR AREA ALLOWANCES PER OCCUPANT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dormitories	50 gross
Educational Classroom area Shops and other vocational room areas Locker rooms	20 net 50 net 15 gross
Exercise rooms	50 gross
H-5 Fabrication and manufacturing areas	200 gross
Industrial areas	100 gross
Institutional areas Inpatient treatment areas Outpatient areas Sleeping areas	240 gross 100 gross 120 gross
Kitchens, commercial	200 gross
Library Reading rooms      Stack area	50 net 100 gross
Locker rooms	50 gross
Mercantile Areas on other floors  Basement and grade floor areas Storage, stock, shipping areas	60 gross 30 gross 300 gross
Parking garages	200 gross
Residential	200 gross
Skating rinks, swimming pools Rink and pool Decks	50 gross 15 gross
Stages and platforms	15 net
Accessory storage areas, mechanical equipment room	300 gross
Warehouses	500 gross

 

 

For SI: 1 square foot = 0.0929 m2

 

R 408.30421 Emergency escape and rescue.

Rule 421. Section 10256.1 of the code is amended to read as follows:

10256.1 General. In addition to the means of egress required by this chapter, provisions shall be made for emergency escape and rescue in group R as applicable in section 101.2, classrooms greater than 250 feet2 (23.2 m2) in group E, and group I-1 occupancies. Basements and sleeping rooms below the fourth story above grade plane shall have at least 1 exterior emergency escape and rescue opening in accordance with this section. Where basements contain 1 or more sleeping rooms, emergency egress  and rescue openings shall be required in each sleeping room, but shall not be required in adjoining areas of the basement. Such opening shall open directly into a public street, public alley, yard, or court. Exceptions:

1.    In other than group R-3 occupancies as applicable in section 101.2, buildings equipped throughout with an approved automatic sprinkler system in accordance with section 903.3.1.1 or 903.3.1.2.

2.    In other than group R-3 occupancies as applicable in section 101.2, sleeping rooms provided with a door to a fire-resistance-rated corridor having access to 2 remote exits in opposite directions.

 

 

3.    The emergency escape and rescue opening is permitted to open onto a balcony within an atrium in accordance with the requirements of section 404, provided the balcony provides access to an exit and the dwelling unit or sleeping unit has a means of egress that is not open to the atrium.

4.    Basements with a ceiling height of less than 80 inches (2032 mm) shall not be required to have emergency escape and rescue windows.

5.    High-rise buildings in accordance with section 403.

6.    Emergency escape and rescue openings are not required from basements or sleeping rooms which have an exit door or exit access door that opens directly into a public street, public alley, yard, egress court, or to an exterior exit balcony that opens to a public street, public alley, yard, or egress court.

7.    Basements without habitable spaces and having not more than 200 square feet (18.6 square meters) in floor area shall not be required to have emergency escape windows.

 

R 408.30427 Barrier free design for buildings, structures, and improved areas.

Rule 427. Sections 1101.2 and 1109.7 of the code are amended and section 1103.2.156 is added to the code to read as follows:

1101.2 Design. Buildings and facilities shall be designed and constructed to be accessible in accordance with 1966 PA 1, MCL 125.1351 to 125.1356, this code and ICC/ANSI A 117.1, except sections 611 and 707.

1109.7 Lifts. Platform (wheelchair) lifts are permitted tomay be a part of a required accessible route in new construction where indicated in items 1 to 710. Platform (wheelchair) lifts shall be installed in accordance with the Michigan elevator code, R 408.8101R 408.7001 to R 408.8695.

1.    An accessible route to a performing area and speakers' platforms in occupancies in group A.

2.    An accessible route to wheelchair spaces required to comply with the wheelchair space dispersion requirements of sections 1108.2.2 to 1108.2.4.

3.    An accessible route to spaces that are not open to the general public with an occupant load of not more than 5.

4.    An accessible route within a dwelling or sleeping unit.

5.    An accessible route to wheelchair seating spaces located in outdoor dining terraces in A-5 occupancies where the means of egress from the dining terraces to a public way are open to the outdoors.

6.    An accessible route to raised judges' benches, clerks' stations, jury boxes, witness stands, and other raised or depressed areas in a court.An accessible route to jury boxes and witness stands; raised courtroom stations including judges’ benches, clerks’ stations, bailiffs’ stations, deputy clerks’ stations and court reporters’ stations; and to depressed areas such as the well of the court.

7.    An accessible route where existing exterior site constraints make use of a ramp or elevator infeasible.An accessible route to load and unload areas serving amusement rides.

8.    An accessible route to play components or soft contained play structures.

9.    An accessible route to team or player seating areas serving areas of sport activity.

10.    An accessible route where existing exterior site constraints make use of a ramp or elevator infeasible.

1103.2.156. Military, fire service, and police facilities. Housing, bathing, toilet, training, and storage areas intended for use and occupancy exclusively by military, fire service, police, or security personnel required to be physically agile are not required to be accessible.

 

R 408.30429 High-rise buildings.

Rule 429. Sections 403.1, 403.13, 907.2.12, and 907.8.2 of the code isare amended to read as follows:

 

 

403.1. Applicability. The provisions of this section shall apply to buildings having the occupied floors located more than 55 feet (16764 mm) above the lowest level of fire department vehicle access. Exception: The provisions of this section shall not apply to the following buildings and structures:

1.    Airport traffic control towers in accordance with section 412 of the code.

2.    Opening parking garages in accordance with section 406.3 of the code.

3.    Buildings with an occupancy in group A-5 in accordance with section 303.1 of the code.

4.    Low-hazard special industrial occupancies in accordance with section 503.1.2503.1.1 of the code.

5.    Buildings with an occupancy in group H-1, H-2, or H-3 in accordance with section 415 of the code.

6.    Existing buildings having occupied floor levels not more than 75 feet (22860 mm) above the lowest level of fire department vehicle access where the local unit of government complies with the following:

6.1.    The local unit of government has a municipal fire department with an ISO rating of 3 or lower, employing a full-time career fire fighting staff.

6.2.    The governing body of the local unit of government has passed a resolution affirming the use of this exception and filed that resolution with the department of consumer and industry serviceslabor & economic growth, bureau of construction codes.

403.13. Smokeproof exit enclosures. Every required stairway serving floors more than 55 feet (16764 mm) above the lowest level of fire department vehicle access shall comply with sections

909.20 and 1020.1.7 of the code.

907.2.12. High-rise buildings. Buildings having floors used for human occupancy located more than 55 feet (16764 mm) above the lowest level of fire department vehicle access shall be provided with an automatic fire alarm system and an emergency voice/alarm communication system in accordance with section 907.2.12.2 of the code.

Exceptions:

1.    Airport traffic control towers in accordance with sections 412 and 907.2.22 of the code.

2.    Open parking garages in accordance with section 406.3 of the code.

3.    Buildings with an occupancy in group A-5.

4.    Low-hazard special occupancies in accordance with section 503.1.1 of the code.

5.    Buildings with an occupancy in group H-1, H-2, or H-3 in accordance with section 415 of the code.

907.8.2. High-rise buildings. In buildings used for human occupancy that have floors located more than 55 feet (16764 mm) above the lowest level of fire department vehicle access, a separate zone by floor shall be provided for all of the following types of alarm-initiating devices where provided:

1.    Smoke detectors.

2.    Sprinkler water-flow devices.

3.    Manual fire alarm boxes.

4.    Other approved types of automatic fire detection devices or suppression systems.

 

R 408.30430 Liquefied petroleum gas distribution facilities.

Rule 430. Section 415.7.3415.6.3 of the code is amended to read as follows:

415.7.3.415.6.3. Liquefied petroleum gas distribution facilities. The design and construction of propane, butane, propylene, butylene, and other liquefied petroleum gas distribution facilities shall conform to the applicable provisions of the Michigan liquified petroleum gas code, R 29.3801 to R 29.4035.sections 415.7.3.1 to 415.7.3.5.2 of the code. The storage and handling of liquefied petroleum gas systems shall conform to the international fire code listed in chapter 35. The design and installation of piping, equipment, and systems that utilize liquefied petroleum gas shall be in accordance with the

 

 

international fuel gas code listed in chapter 35. Liquefied petroleum gas distribution facilities shall be ventilated in accordance with the Michigan mechanical code,

R 408.30901a to R 408.30998a, and the requirements of the Michigan rules for the storage and handling of flammable and combustible liquids, R 29.4101 to R 29.5516.1941 PA 207.

 

R 408.30432 Flammable and combustible liquids.

Rule 432. Section 415.7.2415.6.2 of the code is amended to read as follows:

415.7.2415.6.2. Flammable and combustible liquids. The storage, handling, processing, and transporting of flammable and combustible liquids shall be in accordance with the Michigan mechanical code, R 408.30901a to R 408.30998a, and the international fire code listed in chapter 35, and the requirements of the Michigan rules for the storage and handling of flammable and combustible liquids, R 29.4101 to R 29.5516.1941 PA 207.

 

R 408.30437 Truss design drawings.

Rule 437.    Section 2303.4.1.2 of the code is amended to read as follows:

2303.4.1.2 Truss design drawings. Truss construction documents shall be prepared by a registered design professional and shall be provided to the building official and approved prior to installation. These construction documents shall include, at a minimum, the following information. Truss shop drawings shall be provided with the shipment of trusses delivered to the job site.

1.    Slope or depth, span and spacing.

2.    Location of joints.

3.    Required bearing widths.

4.    Design loads as applicable.

5.    Top chord live load (including snow loads).

6.    Top chord dead load.

7.    Bottom chord live load.

8.    Bottom chord dead load.

9.    Concentrated loads and their points of application.

10.    Controlling wind and earthquake loads.

11.    Adjustments to lumber and metal connector plate design value for conditions of use.

12.    Each reaction force and direction.

13.    Metal connector plate type, size, thickness or gage, and the dimensioned location of each metal connector plate except where symmetrically located relative to the joint interface.

14.    Lumber size, species, and grade for each member.

15.    Connection requirements are required for all of the following:

a.     Truss to truss girder.

b.     Truss ply to ply.

c.     Field species.

16.    Calculated deflection ratio or maximum deflection for live and total load.

17.    Maximum axial compression forces in the truss members to enable the building designer to design the size, connections, and anchorage of the permanent continuous lateral bracing. Forces shall be shown on the truss construction documents or on supplemental documents.

18.    Required permanent truss member bracing location.

 

R 408.30442 Automatic sprinkler systems.

Rule 442 . Section 903.2.7 of the code is amended to read as follows:

 

 

903.2.7. Group R. An automatic sprinkler system installed in accordance with section 903.3 shall be provided throughout all buildings with a Group R fire area.

Exception: Camp buildings in remote areas without municipal water supply that meet all of the following:

1.    Not more than 1 story, 2000 square feet (186 m2) and 25 sleeping units.

2.    Are used not more than 5 months in a year.

3.    Shall be provided with not less than 2 exits in compliance with section 1019.

4.    Shall not be provided with cooking equipment.

5.    Provided with a manual fire alarm system and smoke alarms throughout in compliance with NFPA 72 as listed in chapter 35. For cabins sleeping 4 or less only smoke alarms are required.

6.    Storage and equipment rooms shall be protected by a 1-hour fire partition.

7.    Compliance with all applicable requirements of the code.

 

R 408.30444. Rescinded.Water -resistive barrier.

  Rule 444. Section 1404.2 of the code is amended to read as follows:

  1404.2. Water-resistive barrier. A minimum of 1 layer of No. 15 asphalt felt, complying with ASTM D 226, as listed in chapter 43, for type 1 felt, shall be attached to the studs or sheathing, with flashing as  described in section 1405.3, in such a manner as to provide a continuous water-resistive barrier behind the exterior wall veneer.

 

R 408.30445 Automatic sprinkler systems.

Rule 445. Section 903.2.10.3 of the code is amended to read as follows:

903.2.10.3. Buildings more than 30 feet (9144 mm) in height. An automatic sprinkler system shall be installed throughout a building that has a floor level which has an occupant load of 30 or more occupants and which is located 30 feet or more above the lowest level of fire department vehicle access. Exceptions:

1.    Airport control towers.

2.    Open parking structures.

3.    Occupancies in group F-2.

4.    Existing buildings having occupied floor levels not more than 55 feet in height above the lowest level of fire department vehicle access, where the local unit of government complies with the following parameters:

4.1.    The local unit of government having a municipal fire department with an ISO rating of 3 or lower, employing a full time career fire fighting staff.

4.2.    The governing body of the local unit of government has passed a resolution affirming the use of this exception and filed that resolution with the department of labor & economic growth, bureau of construction codes and fire safety.

 

R 408.30446 Smoke alarm locations.

Rule 446. Sections 907.2.10.1.2.1 and 907.2.10.1.2.2 are added to the code as follows: 907.2.10.1.2.1 Smoke alarm locations in existing buildings constructed before November 6, 1974. Within each dwelling unit or sleeping unit, a single-station smoke alarm shall be installed in the following locations:

1.    In each sleeping room or each area directly outside the sleeping room.

2.    On each floor level including the basement level.

 

 

For sleeping units with split levels and without an intervening door between the adjacent levels, a smoke alarm installed on the upper level shall suffice for the adjacent lower level provided that the lower level is less than 1 full story below the upper level.

Section 907.2.10.1.2.2 Equipment requirements. 907.2.10.1.2.2. The required equipment for smoke alarms shall consist of the following:

1.    Installation. Smoke alarm devices shall be listed and installed in accordance with the manufacturer’s installation requirements, the provisions of the code, and the provisions of NFPA 72  which is adopted by reference in these rulesas listed in chapter 35.The standard is available for inspection at the Michigan Department of Labor & Economic Growth, Bureau of Construction Codes  and Fire Safety, 2501 Woodlake Circle, Okemos, Michigan, 48864, or from NFPA, 1 Batterymarch  Park, Quincy, MA, 02269-9101, at a cost as of the time of adoption of these amendatory rules of $- 48.00.

2.    Power Source. The equipment shall be operable by power from 1 of the following primary sources:

a.     The building wiring provided the wiring is served from a commercial source and is equipped with a battery backup. Wiring shall be permanent and without a disconnecting switch other than as required for overcurrent protection.

b.     A non-rechargeable battery able to power the smoke alarm in the normal condition for a life of 5 years.

c.     A rechargeable battery, with proper charging, able to power the alarm for a life of 5 years.

d.    A commercial use alarm system with battery backup listed and approved in accordance with the commercial fire warning equipment provisions of NFPA 72, as adopted by reference in this rule.

3.    Audible Alarm Notification. The activation of the alarm signal shall produce a sound that is audible in all occupiable dwelling areas.

4.    Testing and Maintenance. The owner of a dwelling unit, in which required or optional fire detection or fire protection systems equipment is installed, shall be responsible for the proper operation, testing, and maintenance of the equipment in accordance with the manufacturer’s instructions included with     the equipment. The occupant of rental dwelling units shall be responsible for the periodic operational testing and periodic cleaning of the installed equipment within the rental unit in accordance with          the testing instructions provided in the manufacturer’s instructions for the equipment. If the system fails, breaks, or is out of service, it shall be repaired and functional within 30 days.

Exception: Smoke alarms and devices installed in buildings constructed before November 6, 1974 where an installation was approved by the appropriate enforcing agency under regulations in effect at the time of the installation shall be considered to comply with the provisions of the code.

 

R 408.30447 Smokeproof enclosures.

Rule 447. Section 1019.1.81020.1.7 of the code is amended to read as follows:

1019.1.81020.1.7. Smokeproof enclosures. In buildings required to comply with section 403 or 405 of the code, each of the exits of a building that serves stories where the floor surface is located more than  55 feet (16764 mm) above the lowest level of fire department vehicle access or more than 30 feet (9144 mm) below the level of exit discharge serving such floor levels shall be a smokeproof enclosure or pressurized stairway in accordance with section 909.20 of the code.

 

R 408.30448 Electrical.

Rule 448. Sections 2701.1, and 2702.1, and 2702.2.6 of the code are amended to read as follows:

2701.1 Scope. This chapter governs the electrical components, equipment, and systems used in buildings and structures covered by the code. Electrical components, equipment, and systems shall be designed and constructed in accordance with the Michigan electrical code, R 408.30801 to R 408.30880.

 

 

2702.1. Installation. Emergency and standby power systems shall be installed in accordance with the Michigan electrical code, R 408.30801 to R 408.30880.

2702.2.6. Accessible means of egress platform lifts. Standby power in accordance with this section and the Michigan elevator code, R 408.7001 to R 408.8695, shall be provided for platform lifts that are part of an accessible means of egress in accordance with section 1007.5 of the code.

 

R 408.30449 Frost protection.

Rule 449. Section 1805.2.1 of the code is amended to read as follows:

1805.2.1. Frost protection. Except where otherwise protected from frost, foundation walls, piers, and other permanent supports of buildings and structures shall be protected from frost by at least one1 of the following methods:

1.    Extending not less than 42 inches (1067 mm) below finish grade.

2.    Constructing in accordance with ASCE-32 listed in chapter 35.

3.    Erecting on solid rock. Exceptions:

1.    Free-standing buildings meeting all of the following conditions shall not be required to be protected:

a.     Classified in importance category I in accordance with section 1604.5 of the code.(see table  1604.5).

b.     Area of -400-600square feet (3755.74 m2) or less for light-frame construction or 400 square feet (37 m2) or less for other than light-frame construction.

c.     Eave height of 10 feet (3048 mm) or less.

2.    Upon evidence of the existence of any of the following conditions, the building official may modify the footing depth accordingly:

a.     Freezing temperatures.

b.     Soil type.

c.     Groundwater conditions.

d.    Snow depth experience.

e.     Exposure to the elements.

f.    Other specific conditions identified by the building official that may affect the foundation system. Footings shall not bear on frozen soil unless such frozen condition is of a permanent character.

 

R 408.30451c. Flood zonesloads.

Rule 451c. Section 1612.4 of the code is amended and 1612.3.1, 1612.4.1, 1612.4.2, 1612.4.3, 1612.4.4, and 1612.4.5 are added to the code to read as follows:

1612.3.1. Alternate flood hazard provisions. Absent the adoption of a flood hazard map and supporting data, flood hazard areas as determined by the state under its administration of the Part 31, floodplain regulatory authority of the natural resources and environmental protection act, 1994 PA 451, MCL 324.101 to 324.90106, shall become the basis for regulation of floodplain development within the community and section 1612 shall apply to buildings and structures within those areas.

1612.4. Design and construction. Buildings and structures located in flood hazard areas subject to  high velocity wave action shall be designed and constructed in accordance with ASCE 24 listed in chapter 35. Type II buildings identified by ASCE shall have the lowest floors elevated 1 foot above design flood elevations. Type III and IV buildings shall have the lowest floors elevated 1 foot above the  500-year flood level.Buildings and structures as defined in ASCE 24 table 1-1, listed in chapter 35,

 

 

and located in flood hazard areas shall be designed and constructed in accordance with sections

1512.4.1 to 1612.4.5 of the code.

    Buildings and structures located in flood hazard areas subject to high velocity wave action shall be designed and constructed in accordance with flood hazard areas subject to high velocity wave action of ASCE 24 listed in chapter 35.

    Type II buildings located in flood hazard areas not subject to high velocity wave action shall be designed and constructed in accordance with section 2.0 basic requirements for flood hazard areas and shall have the lowest floors elevated 1 foot (305 mm) above the 100-year design flood elevation.

    Type III and IV buildings located in flood hazard areas not subject to high velocity wave action shall be designed and constructed in accordance with section 2.0 basic requirements for flood hazard areas and shall have the lowest floors elevated 1 foot (305 mm) above the 500- year flood level.

    If the lowest floor of nonresidential buildings and structures as defined in ASCE 24 listed in chapter 35 are located in flood hazard areas and are not elevated as required in accordance with sections 1612.4.2 and 1612.4.3, Type II buildings shall be flood proofed to 1 foot above the design flood elevations and Type III & IV buildings shall be flood proofed to 1 foot above the 500-year flood level in accordance with the flood proofing requirements contained in ASCE 24 listed in chapter 35.

    Crawl space interior floor grade elevation shall comply with section 1807.1.2.1 of the code.

 

R 408.30457 Mechanical systems.

Rule 457. Section 2801.1 of the code is amended to read as follows:

2801.1. Scope. Mechanical appliances, equipment, and systems shall be constructed, installed, and maintained in accordance with the Michigan mechanical code, R 408.30901a to R 408.30998a, and the international fuel gas code listed in chapter 35. Masonry chimneys, fireplaces, and barbeques shall comply with the Michigan mechanical code, R 408.30901a to R 408.30998a, and chapter 21 of the code.

 

R 408.30458 Elevators and conveying systems.

Rule 458. Sections 3001.1, 3001.2, 3001.4, 3002.5, 3002.6, 3003.1, 3003.2, and 3004.54, and 3004.6

of the code are amended and sections 3001.2.1, and 3001.2.2, 3003.1.5 and 3004.5 are added to the code to read as follows:

    Scope. The design, construction, installation, alteration, and repair of elevators and conveying systems and their equipment shall conform with the requirements of the Michigan elevator laws and rules, MCL 408.801 to 408.824et seq., MCL 338.2151 to 338.2160et seq., and R 408.8101R 408.7001  to R 408.8695 and this chapter. Installation or construction in flood hazard areas established in section

1612.3 shall comply with ASCE 24 listed in chapter 35.

Other devices. Other devices shall conform to the requirements of sections 3001.2.1 and

3001.2.2 of the code.

    Conveyors. Conveyors and related equipment shall conform to the requirements of ASME B20.1 listed in chapter 35.

    Automotive lifts. Automotive lifts shall conform to the requirements of ALI ALCTV listed in chapter 35.

3001.4. Change in use. A change in use of an elevator from freight to passenger, passenger to freight, or from 1 freight class to another freight class shall comply with the requirements of the Michigan elevator code, R 408.8101R 408.7001 to R 408.8695.

 

 

    Emergency doors. Where an elevator is installed in a single blind hoistway or on the outside of a building, there shall be installed in the blind portion of the hoistway or blank face of the building, an emergency door in accordance with the requirements of the Michigan elevator code, R 408.8101R 408.7001 to R 408.8695.

    Prohibited doors. Doors, other than hoistway doors and the elevator car door, shall be prohibited at the point of access to an elevator car.

3003.1. Standby power. In buildings and structures where standby power is required or furnished to operate an elevator, the operation shall be in accordance with sections 3003.1.1 to

3003.1.5 of the code.

3003.1.5. Lighting. Where standby power is connected to elevators, the machine room, car top, pit, and landing lighting shall be connected to the standby power source.

3003.2 Fire-fighters' emergency operation. Elevators shall be provided with phase I emergency recall operation and phase II emergency in-car operation in accordance with the requirements of the Michigan elevator code, R 408.8101R 408.7001 to R 408.8695.

3004.54. Plumbing and mechanical systems. Plumbing and mechanical systems shall not be located in an elevator shaft.

Exception: Floor drains, sumps, and sump pumps exclusively for draining the elevator pit shall be permitted at the base of the shaft provided they are indirectly connected to the plumbing system.

3004.65. Construction at bottom of hoistway. Pits extending to the ground shall have noncombustible floors and be designed as to prevent entry of ground water into the pit. The pit floor of any hoistway not extending to the ground shall be of fire-resistive construction having a fire-resistance rating at least equal to that required for the hoistway enclosure.

 

R 408.30459 Elevators.

Rule 459. Sections 1007.4 and 1607.8.1 of the code are amended to read as follows:

1007.4. Elevators. To be considered part of an accessible means of egress, an elevator shall comply with the emergency operation and signaling device requirements of the Michigan elevator code, R 408.7001 to R 408.8695.

1607.8.1. Elevators. Elevator loads shall be increased by 100% for impact and the structural supports shall be designed within the limits of deflection prescribed by the Michigan elevator code, R 408.7001 to R 408.8695.

 

R 408.30475 Existing structures.

Rule 475. Sections 3409.1, 3409.34 3409.56, 3409.67, and 3409.7.28.2, 3409.8.3 and 3410.6.14 of the

code are amended to read as follows:

3409.1. Scope. The provisions of sections 3409.2 to 3409.8.53409.9 of the code apply to the maintenance, change of occupancy, additions, and alterations to existing buildings, including those identified as historic buildings in accordance with 1966 PA 1, MCL 125.1351 to 125.1356et seq. Exception: Type B dwelling or sleeping units required by section 1107 are not required to be provided in existing buildings and facilities.

3409.34. Change of occupancy. Unless technically infeasible, section 3409.56 of the code shall be applied in accordance with 1966 PA 1, MCL 125.1351 to 125.1356et seq.

3409.56. Alterations. A building, facility, or element that is altered shall comply with the applicable provisions in chapter 11 of the code and ICC/ANSI A117.1 listed in chapter 35, unless technically infeasible. When compliance with this section is technically infeasible, then the alteration shall provide access to the maximum extent technically feasible.

Exceptions:

 

 

1.    The altered element or space is not required to be on an accessible route, unless required by section

3409.67 of the code.

2.    Accessible means of egress required by chapter 10 of the code are not required to be provided in existing buildings and facilities.

3.    Buildings, structures, or improved areas which exist on or before the effective date of these rules and which are in compliance with the code at the time of the issuance of the certificate of occupancy unless the alteration specifically modifies an area covered by sections 3409.67 to 3409.8.59.4 of the code.

4. The alteration to type A individually owned dwelling units within a group R-2 occupancy shall meet the provision for a type B dwelling unit and shall comply with the applicable provisions in chapter 11 and ICC/ANSI A 117.1 as listed in chapter 35.

3409.67. Alterations affecting an area containing a primary function. When an alteration affects the accessibility to, or contains an area of primary function, then the route to the primary function area shall be accessible. The accessible route to the primary function shall include accessible toilets and drinking fountains serving the area of the primary function.

Exceptions:

1. The costs of providing the accessible route is not required to exceed 20% of the costs of the alterations affecting the area of primary function.

21. This section does not apply to alterations limited solely to windows, hardware, operating controls, electrical outlets, and signs.

32. This section does not apply to alterations limited solely to mechanical systems, electrical systems, the installation or alteration of fire-protection systems, and the abatement of hazardous materials.

-4-3. This section does not apply to alterations undertaken for the primary purpose of increasing the accessibility of an existing building, facility, or element.

3409.7.28.2. Elevators. Altered elements of existing elevators shall comply with the Michigan elevator code, R 408.8101R 408.7001 to R 408.8695 and ICC/ANSI A 117.1 as listed in chapter 35. Such elements shall also be altered in elevators programmed to respond to the same hall call control as the altered elevator.

3409.8.3. Platform lifts. Platform (wheelchair) lifts complying with ICC/ANSI A 117.1 and installed in accordance with the Michigan elevator code, R 408.7001 to R 408.8695 shall be permitted as a component of an accessible route.

3410.6.14. Elevator control. Evaluate the passenger elevator equipment and controls that are available to the fire department to reach all occupied floors. Elevator recall controls shall be provided in accordance with the Michigan elevator code, R 408.7001 to R 408.8695. Under the categories and occupancies in table 3410.6.14, determine the appropriate value and enter that value into table 3410.7 of the code under safety parameter 3410.6.14, elevator control, for fire safety, means of egress and general safety. The values shall be zero for a single-story building.

 

R 408.30495 Rodent proofing.

Appendix F101.1 of the code is amended and F101.1.1 is added to the code to read as follows: F101.1. General. Buildings or structures and the walls enclosing habitable or occupiable rooms and spaces in which people live, sleep, or work, or in which feed, food, or foodstuff is stored, prepared, processed, served, or sold shall be constructed in accordance with this section. Other buildings are subject to these requirements as provided in section F101.1.1 of the code.

F101.1.1. Additional buildings. In a community that has a vermin infestation program for the eradication of vermin enacted by local ordinance, all buildings identified within such an ordinance shall be constructed in accordance with this section.

 

 

 

R 408.30499 Adoption of standards by reference; referenced codes.

Rule 499. Chapter 35 of the code is amended to add the following referenced codes, which are available from the Michigan Department of Labor & Economic Growth, Bureau of Construction Codes  and Fire Safety, 2501 Woodlake Circle, Okemos, Michigan 48864:

 

(a)      Michigan Electrical Code                                    R 408.30801 to R 408.30880et seq.,of the Michigan Administrative Code.

(b)      Michigan Mechanical Code                                R 408.30901 to R 408.30998aa et seq., of the

Michigan Administrative Code.

(c)      Michigan Plumbing Code                                   R 408.30701 to R 408.30796et seq.,of the Michigan Administrative Code.

(d)      Michigan Uniform Energy Code                        R 408.31061 to R 408.31099et seq.,of the

Michigan Administrative Code.

(de) Michigan Elevator Code                                    R 408.81017001 to R 408.8695et seq.,of the Michigan Administrative Code.

(f) Michigan Boiler Code                                     R 408.4001 to R 408.5507 of the Michigan Administrative Code.

 

 

 

 

RESIDENTIAL CODE

 

R 408.30503 Approved materials and equipment.

Rule 503. Sections R104.9 of the code is amended to read as follows:

R104.9. Approved materials and equipment. Materials, equipment, and devices shall be constructed or installed in accordance with approvals granted under section 21 of 1972 PA 230, MCL 125.1521the act or by the building official. The building official shall review reports prepared by recognized evaluation services and determine if the intent of the code is met.

 

R 408.30504 Alternative materials, design, and methods of construction and equipment. Rule 504. Section R104.11 of the code is amended to read as follows:

R104.11. Alternative materials, design, and methods of construction and equipment. The provisions  of the code are not intended to prevent the installation of any material or to prohibit any design or method of construction not specifically prescribed by the code, if the alternative has been approved. An alternative material, design, or method of construction shall be approved where the building official finds that the proposed design is satisfactory and complies with the intent of the provisions of the code, and that the material, method, or work offered is, for the purpose intended, at least the equivalent of that prescribed in the code. Compliance with the specific performance-based provisions of the Michigan building, R 408.30401 to R 408.30499a547, electrical, R 408.30801 to

R 408.30880, mechanical, R 408.30901a to R 408.30998a and plumbing, R 408.30701 to

R 408.30796, codes instead of specific requirements of the code shall also be permitted as an alternate.

 

R 408.30505 Work exempt from permit..

Rule 505. Section R105.2 of the code is amended to read as follows:

 

 

R105.2. Work exempt from permit. Exemption from the permit requirements of the code shall not be deemed to grant authorization for any work to be done in any manner in violation of the provisions of the code or any other laws or ordinances of this jurisdiction. Permits are not required for any of the following:

(a)      Building permits shall not be required for any of the following:

(i)      One-story detached accessory structures, if the floor area does not exceed 200 square feet (18.58 m2).

(ii)      A fence that is not more than 6 feet (1829 mm) high.

(iii)      A retaining wall that is not more than 4 feet (1219 mm) in height measured from the bottom of the footing to the top of the wall, unless supporting a surcharge.

(iv)      A water tank supported directly upon grade if the capacity is not more than 5,000 gallons ( 18 927

L) and the ratio of height to diameter or width is not greater than 2 to 1.

(v)      A sidewalk or driveway that is not more than 30 inches (762 mm) above adjacent grade and is not over any basement or story below.

(vi)      Painting, papering, tiling, carpeting, cabinets, counter tops, and similar finish work.

(vii)       A prefabricated swimming pool that is less than 24 inches (610 mm) deep.

(viii)       Swings and other playground equipment accessory to a 1- or 2-family dwelling.

(ix)      Window awnings supported by an exterior wall which do not project more than 54 inches (1372 mm) from the exterior wall and do not require additional support.

(b)      Electrical permits shall not be required for the following;

Repairs and maintenance: A permit is not required for minor repair work, including the replacement of lamps or the connection of approved portable electrical equipment to approved permanently installed receptacles.

(c)      Mechanical permits shall not be required for any of the following:

(i)      Portable heating, cooking, or clothes drying appliances.

(ii)      Replacement of any minor part that does not alter approval of equipment or make the equipment unsafe.

(iii)      A portable heating appliance.

(iv)      A portable ventilation appliance.

(v)      A portable cooling unit.

(vi)      Steam, hot or chilled water piping within any heating or cooling equipment regulated by the code.

(vii)      Replacement of any minor part that does not alter approval of equipment or make the equipment unsafe.

(viii)       A portable evaporative cooler.

(ix)      A self-contained portable refrigeration unit that is not more than 1.5 horsepower (1119 W).

(x)      Portable fuel cell appliances that are not connected to a fixed piping system and are not interconnected to a power grid.

(xi)      Gas piping limited to 10 feet (3048 mm) in length and not more than 6 fittings.

(d)      Plumbing permits shall not be required for any of the following:

(i)      The stopping of leaks in drains, water, soil, waste or vent pipe; if any concealed trap, drainpipe, water, soil, waste or vent pipe becomes defective and it becomes necessary to remove and replace the same with new material, then the work is considered as new work and a permit shall be obtained and inspection made as provided in the code.

(ii)      The clearing of stoppages or the repairing of leaks in pipes, valves, or fixtures, and the removal and reinstallation of water closets, if the repairs do not involve or require the replacement or rearrangement of valves, pipes, or fixtures.

 

R 408.30506 Submittal documents.

 

 

Rule 506. Sections R106.1 and R802.10.1 of the code are amended and section R106.1.4 and figure

802.10.1  are added to the code to read as follows:

R106.1. Submittal documents. Construction documents, special inspection and structural program and other data shall be submitted in 1 or more sets with each application for a permit. The construction documents shall be prepared by or under the direct supervision of a registered design professional when required by article 20 of 1980

PA 299, MCL 339.101 to 339.2721et seq., and known as the Michigan occupational code. Where special conditions exist, the building official is authorized to require additional construction documents to be prepared by a registered design professional.

R106.1.4. Truss design data. As an alternative to the submission of truss design drawings, the truss design data sheet may be provided to the building official as part of the construction documents at the time of application. Truss design drawings shall be submitted to the building official prior to truss installation as required by section R802.10.1.

R802.10.1 Truss design drawings. Truss design drawings, prepared in conformance with section R802.10.1, shall be provided to the building official and approved prior to installation. The truss design data sheet, figure R802.10.1, may be provided to the building official at the time of permit application, as an alternative to design drawings as permitted in section R106.1.4. Truss design drawings shall include, at a minimum, the information specified below. Truss design drawings shall be provided with the shipment of trusses delivered to the jobsite.

1.    Slope or depth, span, and spacing.

2.    Location of all joints.

3.    Required bearing widths.

4.    Design loads as applicable.

a.     Top chord live load (including snow loads).

b.     Top chord dead load.

c.     Bottom chord live load.

d.    Bottom chord dead load.

e.     Concentrated loads and their points of application.

f.    Controlling wind and earthquake loads.

5.    Adjustments to lumber and joint connector design values for conditions of use.

6.    Each reaction force and direction.

7.    Joint connector type and description (e.g., size, thickness, or gauge) and the dimensioned location of each joint connector except where symmetrically located relative to the joint interface.

8.    Lumber size, species, and grade for each member.

9.    Connection requirements for the following:

a.     Truss to truss girder.

b.     Truss ply to ply.

c.     Field splices.

10.    Calculated deflection ratio and/or maximum description for live and total load.

11.    Maximum axial compression forces in the truss members to enable the building designer to design the size, connections, and anchorage of the permanent continuous lateral bracing. Forces shall be shown on the truss design drawing or on supplemental documents.

12.    Required permanent truss member bracing location.

 

 

 

R 408.30507 Temporary power.

 

 

  Rule 507. Section R107.3 of the code is amended to read as follows:

  R107.3. The building official is authorized to give permission to temporarily supply and use power in part of an electric installation before the installation has been fully completed and the final certificate of  completion has been issued. The part covered by the temporary certificate shall comply with the requirements specified for temporary lighting, heat, or power in the Michigan electrical code, R  408.30801 to R 408.30880.Exhaust installation.

Rule 507. Section G2439.3 (614.4) of the code is amended to read as follows:

G2439.3 (614.4). Exhaust installation. Dryer exhaust ducts for clothes dryers shall terminate on the outside of the building, shall not terminate within 4 feet of a ventilated section in a soffit, and shall be equipped with a backdraft damper. Screens shall not be installed at the duct termination. Ducts shall not be connected or installed with sheet metal screws or other fasteners that will obstruct the flow. Clothes dryer exhaust ducts shall not be connected to a vent connector, vent, or chimney. Clothes dryer exhaust ducts shall not extend into or through ducts or plenums.

	Jurisdictional information should be included in this space   2007
Applicant's Name:			Date:
Applicant's Address:			Permit Number:
City:	State:		Zip:
Applicant's Signature:
Job Location:
Address:
Township/Village/City:		County:

 

 

Roof Loading Data Sheet

Authority: 1972 PA 230                                                              Completion:

Completed prior to application for plan review and building permit.  This form is a voluntary form used to assist in the permit approva2l0p0ro7ceMssR. 7 – May 1,

 

 

 

 

 

 

 

 

 

 

 

 

THIS FORM SHOULD BE COMPLETED BY THE PERMIT APPLICANT, OR DESIGN PROFESSIONAL

FOR Ce, Ct, AND I, PLACE AN "X" IN THE APPROPRIATE BOX  THAT BEST DESCRIBES THE STRUCTURE.

 

Ground Exposure, Pg =                                       

From Figure R301.2(5) MRC or Figure 1608.2 MBC

 

Exposure Factor Ce
Exposure		Fully Exposed1		Partially Exposed2		Sheltered3
A	Large city center with at least 1/2 the buildings exceeding 70 ft. in height.	N/A		1.1		1.3
B	Urban and suburban areas, wooded areas or other terrain with closely spaced objects having the size of single-family dwellings or larger.	0.9		1		1.2
C	Open terrain with scattered obstructions having heights less than 30 ft.  (flat open country)	0.9		1		N/A
D	Flat unobstructed areas exposed to wind flowing over open water for a distance of at least 1 mile.  (i.e. Great Lakes.)	0.8		0.9		N/A

1Fully Exposed: Roofs exposed on all sides with no shelter by terrain, higher structures, or trees. 2Partially Exposed:  All roofs except those designated as "fully exposed" or "sheltered." 3Sheltered: Roofs located tight among conifers that qualify as obstructions.

Thermal Factor Ct

Thermal Condition4	Ct
All structures except as listed below	1
Structures kept just above freezing and those with cold, ventilated roofs with an R factor of 25 or greater between the ventilated and heated spaces, such as attics	1.1
Unheated structures and those intentionally kept below freezing, such as seasonal building or storage buildings	1.2
Continuously heated greenhouse with a roof R Value less than 2 and having an interior temperature maintained at about 50 degrees 3 ft above the floor during winter months and a temperature alarm system or an attendant to warn of a heating failure.	0.85

4These conditions shall be representative of the anticipated conditions during winter months for the life of the structure

Importance Factor

Category		I
I	Building and other structures representing low hazard to human life, i.e.: Agricultural, Temporary, and Minor Storage Facilities.	0.8
II	All buildings except those listed in Categories III and IV.	1
III	Building and other structures representing substantial hazard to human life in the event of failure.	1.1
IV	Buildings and other structures designated as essential facilities.	1.2

 

Attic Live Load
Entire Attic	Y/N
Specific Areas (if yes, list areas below)	Y/N
List Rooms:

 

 

R 408.30507 Temporary power.

  Rule 507. Section R107.3 of the code is amended to read as follows:

  R107.3. The building official is authorized to give permission to temporarily supply and use power in part of an electric installation before the installation has been fully completed and the final certificate of  completion has been issued. The part covered by the temporary certificate shall comply with the requirements specified for temporary lighting, heat, or power in the Michigan electrical code, R  408.30801 to R 408.30880.Exhaust installation.

Rule 507. Section G2439.3 (614.4) of the code is amended to read as follows:

G2439.3 (614.4). Exhaust installation. Dryer exhaust ducts for clothes dryers shall terminate on the outside of the building, shall not terminate within 4 feet of a ventilated section in a soffit, and shall be equipped with a backdraft damper. Screens shall not be installed at the duct termination. Ducts shall not be connected or installed with sheet metal screws or other fasteners that will obstruct the flow. Clothes dryer exhaust ducts shall not be connected to a vent connector, vent, or chimney. Clothes dryer exhaust ducts shall not extend into or through ducts or plenums.

 

R 408.30508 Payment of fees.

Rule 508. Section R108.1 of the code is amended to read as follows:

R108.1. Fees. The fees prescribed in section 22 of 1972 PA 230, MCL 125.1522the act shall be paid to the enforcing agency of the jurisdiction before a permit to begin work for new construction, alteration, removal, demolition, or other building operation may be issued. In addition, an amendment to a permit necessitating an additional fee shall not be approved until the additional fee is paid.

 

R 408.30509 Frame and masonry inspection.

Rule 509. Section R109.1.4 of the code is amended to read as follows:

R109.1.4. Frame and masonry inspection. Inspection of framing construction shall be made after the roof, all framing, firestopping, draftstopping, and bracing are in place and after the plumbing, mechanical, and electrical rough inspections are approved. Masonry inspections shall be made before the installation of masonry veneer andafter the completed installation of base course flashing as specified in section R703.7.5 of the code and weather-resistant sheathing paperwater-resistive barrier as specified in section R703.2 of the code and after the masonry construction is completed.

 

R 408.30510 Use and occupancy.

Rule 510. Sections R110.1 and R110.2 of the code are amended to read as follows:

R110.1. Use and occupancy. A building or structure shall not be used or occupied, and a change in the existing occupancy classification of a building or structure or portion thereof shall not be made until a certificate of occupancy has been issued in accordance with section 13 of 1972 PA 230, MCL  125.1513.the act.

R110.2. Change in use. A change in the character or use of an existing structure shall not be made, except as specified in the Michigan building code, R 408.30401 to

R 408.30499a547.

 

R 408.30511 Violation penalties.

Rule 511. Section R113.4 of the code is amended to read as follows:

R113.4. Violation penalties. It is unlawful for any person, firm, or corporation to violate a provision of the code or fail to conform with any of the requirements thereof, or erect, construct, alter, extend, repair, move, remove, demolish, or occupy any building, structure, or equipment regulated by the code, or cause work to be performed or done in conflict with or in violation of the approved construction

 

 

documents or directive of the enforcing agency, or a permit or certificate issued under the code. A violator shall be assessed a fine in accordance with section 23 of 1972 PA 230, MCL 125.1523.the act.

 

R 408.30512 Notice to owner.

Rule 512. Section R114.1 of the code is amended to read as follows:

R114.1. Notice to owner. Upon notice from the enforcing agency, work on any building or structure that is being done contrary to the code or in a dangerous or unsafe manner shall immediately cease. The notice shall be in accordance with section 12 of 1972 PA 230, MCL 125.1512the act. Any person who is served with a stop work order, except for work that the person is directed to perform to remove a violation or unsafe condition is subject to the penalty provisions in section 23 of 1972 PA 230, MCL  125.1523.the act.

 

R 408.30513 Definitions.

Rule 513. The definitions of building, registered design professional, and sunroom addition in section R202 of the code are amended, the definition of residential building type is deleted, and the definition of structure is added to section R202 to read as follows:

R202. Definitions.

"Building" means a combination of materials, whether portable or fixed, forming a structure affording a facility or shelter for use or occupancy by persons, animals, or property. The term does not include a building incidental to the use for agricultural purposes of the land on which the building is located if it is not used in the business of retail trade. The term shall be construed as though followed by the words "or part or parts of the building and all equipment in the building" unless the context clearly requires a different meaning.

"Registered design professional" means an individual who is licensed under article 20, 1980 PA 299, MCL 339.2001 to 339.2721et seq.

"Structure" means that which is built or constructed, an edifice or building of any kind, or a piece of work artificially built up or composed of parts joined together in some definite manner. Structure does not include a structure incident to the use for agricultural purposes of the land on which the structure is located and does not include works of heavy civil construction including without limitation any of the following:

(a)      A highway.

(b)      A bridge.

(c)      A dam.

(d)      A reservoir.

(e)      A lock.

(f)      A mine.

(g)      A harbor.

(h)      A dockside port facility.

(i)      An airport landing facility.

(j)      A facility for the generation, or transmission, or distribution of electricity.

Structure shall be construed as though followed by the word "or part or parts of the structure and all equipment in the structure," unless the context clearly indicates otherwise.

"Sunroom addition" means a new structure with glazing in excess of 40% of the gross area of the structure's exterior walls and roof added to an existing dwelling.

 

R 408.30514 Means of appeal.

Rule 514. Sections R112.1 and R112.3 of the code isare amended to read as follows:

 

 

R112.1 Means of appeal. An interested person has the right to appeal a decision of the enforcing agency to the board of appeals in accordance with the act. An application for appeal shall be based on a claim that the true intent of the code or the rules governing construction have been incorrectly interpreted, the provisions of the code do not apply, or an equal or better form of construction is proposed. The application shall be filed in accordance with section 14 of 1972 PA 230, MCL 125.1514. The decision of a local board of appeals may be appealed to the construction code commission in accordance with the act and timeframes.

Exception: Requests for barrier free design exception shall be in accordance with 1966 PA 1, MCL 125.1351 to 125.1356.

112.3    Qualifications. The board of appeals shall consist of members who are qualified in accordance with the act.

 

R 408.30516 Openings for underfloor ventilation.

  Rule 516. Section R408.2 of the code is amended to read as follows:

  a. Perforated sheet metal plates not less than 0.070 inch (1.8 mm) thick.

  b. Expanded sheet metal plates not less than 0.047 inch (1.2 mm) thick.

  c. Cast iron grills or grating.

  d. Extruded load-bearing brick vents.

  e. Hardware cloth of 0.035 inch (0.89 mm) wire or heavier.

  f. Corrosion-resistant wire mesh, with the least dimension being 1/8 inch (3.2 mm).

  Exceptions:

  1. Where warranted by climatic conditions, ventilation openings to the outdoors are not required if ventilation openings to the interior are provided.

  2. The total area of ventilation openings may be reduced to 1/1,500 of the underfloor area where the  ground surface is treated with an approved vapor retarder material and the required openings are placed  so as to provide cross-ventilation of the space. The installation of operable louvers shall not be prohibited.

  3. Underfloor spaces used as supply plenums for distribution of heated and cooled air shall comply with the requirements of section M1601.4.