Chapter 14.10
BUILDING CODE

Sections:

14.10.010    Short title.

14.10.020    Adoption.

14.10.030    Amendments.

14.10.040    Penalties.

14.10.050    Appeal.

14.10.010 Short title.

This chapter shall be cited as the “building code of the city of Gunnison.” (Ord. 6-2017 § 2).

14.10.020 Adoption.

The city of Gunnison hereby adopts by reference the “International Building Code,” 2015 Edition, including Appendix Chapters E, I, J, and the Errata to the International Building Code, Third Printing, October 2015, regulating and governing the conditions and maintenance of all property, buildings, and structures; by providing the standards for supplied utilities and facilities and other physical things and conditions essential to ensure that structures are safe, sanitary, and fit for occupation and use; and the condemnation of buildings and structures unfit for human occupancy and use, and the demolition of such structures as herein provided; and providing the issuance of permits and collection of fees therefor; and the “International Residential Code,” 2015 Edition, including Appendix Chapters E, F, G, H, J, L, R, S, U, and the Errata to the International Residential Code, Second Printing, January 2016, regulating and governing the construction, alteration, movement, enlargement, replacement, repair, equipment, location, removal, and demolition of detached one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three stories above grade plane in height with a separate means of egress and their accessory structures as herein provided; and providing for the issuance of permits and collection of fees therefor; the “International Existing Building Code,” 2015 Edition, including Appendix Chapters A and B, Fifth Printing, November 2015, regulating and governing the repair, alteration, change of occupancy, addition, and relocation of existing buildings, including historic buildings, as provided herein; and providing for the issuance of permits and collection of fees therefor; and the “International Energy Conservation Code,” 2015 Edition, Third Printing, January 2016, regulating and governing energy-efficient building envelopes and installation of energy-efficient mechanical, lighting, and power systems as herein provided; and providing for the issuance of permits and collection of fees therefor; and the “International Mechanical Code,” 2015 Edition, including Appendix Chapter A, Third Printing, November 2015, regulating and governing the design, construction, quality of materials, erection, installation, alteration, repair, location, relocation, replacement, addition to, and use or maintenance of mechanical systems; and providing for the issuance of permits and collection of fees therefor; and the “International Fuel Gas Code,” 2015 Edition, including Appendix Chapters A, B, C, and D, Fourth Printing, January 2016, regulating and governing fuel gas systems and gas-fired appliances; and providing for the issuance of permits and collection of fees therefor; and the “International Fire Code,” 2015 Edition, including Appendix Chapters B, C, and D, Fourth Printing, January 2016, regulating and governing the safeguarding of life and property from fire and explosion hazards arising from the storage, handling, and use of hazardous substances, materials, and devices, and from conditions hazardous to life or property in the occupancy of buildings and premises; and providing for the issuance of permits and collection of fees therefor; and the “International Property Maintenance Code,” 2015 Edition, Fourth Printing, December 2015, regulating and governing the conditions and maintenance of all property, buildings, and structures; by providing the standards for supplied utilities and facilities and other physical things and conditions essential to ensure that structures are safe, sanitary, and fit for occupation and use; and the condemnation of buildings and structures unfit for human occupancy and use, and the demolition of such existing structures; and providing for the issuance of permits and collection of fees therefor. All of said codes are published by International Code Council, Inc., 4051 West Flossmoor Road, Country Club Hills, IL 60478-5795. (Ord. 6-2017 § 2).

14.10.030 Amendments.

The following amendments to the foregoing codes are hereby adopted:

INTERNATIONAL BUILDING CODE

CHAPTER 1

ADMINISTRATION

Section 101.1 is hereby amended to read as follows:

Section 101.1 Title. These regulations shall be known as the “Building Code of the City of Gunnison,” shall be cited as such, and will be referred to herein as “this Code.”

Section 101.4 is hereby amended to read as follows:

Section 101.4 Referenced Codes. The other Codes listed in Sections 101.4.1 through 101.4.9 and referenced elsewhere in this Code shall be considered part of the requirements of this Code to the prescribed extent of each such reference.

Section 101.4.1 Residential. The provisions of the International Residential Code shall apply to the construction, alteration, movement, enlargement, replacement, repair, equipment, use and occupancy, location, removal and demolition of detached one and two family dwellings and multiple single-family dwellings (townhouses) not more than three stories above grade plane in height with a separate means of egress and their accessory structures.

Section 101.4.2 Mechanical. The provisions of the International Mechanical Code shall apply to the installation, alteration, repairs, and replacement of mechanical systems, including equipment, appliances, fixtures, fittings and/or appurtenances, including ventilating, heating, cooling, air-conditioning and refrigeration systems, incinerators, and other energy-related systems.

Section 101.4.3 Plumbing. The provisions of the International Plumbing Code, as adopted by the State of Colorado, shall apply to the installation, alterations, repairs, and replacement of plumbing systems, including equipment, appliances, fixtures, fittings, and appurtenances, where connected to a water or sewage system and all aspects of medical gas systems.

Section 101.4.4 Gas. The provisions of the International Fuel Gas Code shall apply to the installation of gas piping from the point of delivery, gas appliances, and related accessories as covered in the Code. These requirements apply to gas piping systems extending from the point of delivery to the inlet connections of appliances and the installation and operation of residential and commercial gas appliances and related accessories.

Section 101.4.5 Electrical. The provisions of the National Electrical Code, as adopted by the State of Colorado, shall apply to the installation of electrical systems, including alterations, repairs, replacement, equipment appliances, fixtures, fittings, and appurtenances thereto.

Section 101.4.6 Energy. The provisions of the International Energy Conservation Code shall apply to all matters governing the design and construction of buildings for energy efficiency.

Section 101.4.7 Existing Buildings. The provisions of the International Existing Building Code shall apply to the repair, alteration, change of occupancy, addition, and relocation of existing buildings, including historic buildings.

Section 101.4.8 Property Maintenance. The provisions of the International Property Maintenance Code shall apply to existing structures and their premises, providing standards for supplied utilities and facilities and other physical things and conditions essential to ensure that structures are safe, sanitary, and fit for occupation and use; and the condemnation of buildings and structures unfit for human occupancy and use, and the demolition of such existing structures.

Section 101.4.9 Fire Prevention. The provisions of the International Fire Code as amended by the City of Gunnison, shall apply to all matters governing fire safety.

Section 105.2, Work Exempt from Permit, is hereby amended by adding the following Exceptions 14 and 15:

14. Re-roofing without alteration of roof deck structure.

15. Re-siding without alteration of wall structure.

Section 105.5, Expiration, is hereby amended by adding a new subsection 105.5.1 to read as follows:

Section 105.5.1 Expired Work. All below grade excavation done in advance of construction shall be filled and made safe within thirty (30) days of an abandoned project. Where construction has advanced beyond excavation, all foundation work and above grade construction shall be secured against the weather and the construction site shall be otherwise returned to that condition as existed before the permit was issued.

Section 109.2 is hereby amended to read as follows:

Section 109.2 Schedule of Permit Fees. For buildings, structures, additions, and/or alterations requiring a permit, a fee shall be determined in accordance with the attached permit fee schedule, Appendix L.

Section 109.3 is hereby amended to read as follows and by adding a new subsection 109.3.1:

Section 109.3 Building Permit Valuations. The Building Valuation Data Table of Square Foot Construction Costs, as published in the Building Safety Journal, by the International Code Council Inc., shall set the valuation for all site built buildings, structures, and additions. Valuation for any factory-built housing or factory-built non-residential unit shall be the actual cost, as those terms are defined in C.R.S. 24-32-703, plus the actual cost of the foundation. For all other construction subject to the provisions of this Code, the applicant shall provide an estimated project value at the time of application. The determination of value or valuation shall include the actual value of all work to be performed, including materials, labor, electrical, gas, mechanical, plumbing, and permanent systems, for which the permit is being issued.

If, in the opinion of the Building Official, the valuation is under/over-estimated on the application, a final determination of value shall be made by the Building Official.

Section 109.3.1 Plan Review Fees. When submittal documents are required by Section 107.1, a plan review fee shall be paid. Said plan review fee shall be 65 percent (65%) of the building permit fee for all multi-family and commercial projects and 30 percent (30%) of the building permit fee for projects that fall under the International Residential Code. If an applicant applies for a building permit for a building that falls under the International Residential Code, of which the building plans are identical to the plans of a building for which a plan review fee has been paid by the applicant within the prior twelve months, then in that event, the plan review fee for such identical building shall be One Hundred Dollars ($100.00). When the submittal documents are incomplete or changed so as to require additional plan review or when the project involves deferred submittal items as defined in Section 107.3.4.1, an additional plan review fee shall be charged at the rate shown in the permit fee schedule Appendix L.

Section 109.4, Work Commencing Before Permit Issuance, is hereby amended by adding the following at the end of the last sentence:

The amount of the fee will be equal to the permit fee.

Section 109.6 is hereby amended to read as follows:

Section 109.6 Fee Refunds. The Building Official may authorize refunding of any fee paid hereunder which has been paid or collected. The Building Official may authorize refunding of not more than 90 percent (90%) of the permit fee paid when no work has been done under a permit issued in accordance with this Code. The Building Official may authorize refunding of not more than 90 percent (90%) of the plan review fee paid when an application for a permit for which a plan review fee has been paid is withdrawn or canceled before any plan reviewing is done. The Building Official shall not authorize refunding of any fee paid except on written application filed by the original permittee not later than 180 days after the date of fee payment.

Section 109, Fees, is hereby amended by adding the following new subsection 109.7:

Section 109.7 Re-Inspection. A re-inspection fee may be assessed for each inspection or re-inspection when such portion of work for which inspection is called is not complete or when correction called for is not made.

Section 110.3.5, Lath, Gypsum Board, and Gypsum Panel Product Inspection, is hereby amended to delete the exception.

Section 110.5, Inspection Requests, is hereby amended by adding the following at the end of the last sentence:

Inspection requests shall be made twenty-four (24) hours in advance.

Section 114.3, Prosecution of Violation, is hereby amended by adding the following at the end of the last sentence:

Violation penalties shall include payment of investigation fees. Such fees shall include all costs incurred by the City of Gunnison in investigating any violation of the building codes, including reasonable attorney fees.

CHAPTER 9

FIRE PROTECTION SYSTEMS

Section 903.2.8 Group R, is hereby amended by adding the following exception:

Exception: Single Family Dwellings as defined in the 2015 International Residential Code.

CHAPTER 15

ROOF ASSEMBLIES AND ROOFTOP STRUCTURES

Section 1503.4, Roof Drainage, is hereby amended by adding the following new subsection 1503.4.4:

Section 1503.4.4 Public and Private Property. To the greatest extent practicable, water, snow, or ice draining from a roof shall not be allowed to flow or shed over or onto public or private property or rights-of-way or any other area deemed to be a safety hazard.

CHAPTER 18

FOUNDATIONS AND RETAINING WALLS

Section 1805.1.2.1, Flood Hazard Areas, is hereby amended so that the exception therein reads as follows:

Exception: Under-floor spaces of Group R-1 through Group R-4 buildings that meet requirements of FEMA/FIA-TB-11.

PERMIT FEE SCHEDULE APPENDIX L 

TOTAL VALUATION

FEE

$1.00 to $500.00

$24.00

$501.00 to $2,000.00

$24.00 for the first $500.00 plus $3.00 for each additional $1,000.00 or fraction thereof, to and including $2,000.00

$2,001.00 to $40,000.00

$69.00 for the first $2,000.00 plus $11.00 for each additional $1,000.00 or fraction thereof, to and including $40,000.00

$40,001.00 to $100,000.00

$487.00 for the first $40,000.00 plus $9.00 for each additional $1,000.00 or fraction thereof, to and including $100,000.00

$100,001.00 to $500,000.00

$1,027 for the first $100,000.00 plus $7.00 for each additional $1,000.00 or fraction thereof, to and including $500,000.00

$500,001.00 to $1,000,000.00

$3827.00 for the first $500,000.00 plus $5.00 for each additional $1,000.00 or fraction thereof, to and including $1,000,000.00.

$1,000,001.00 to $5,000,000.00

$6,327.00 for the first $1,000,000.00 plus $3.00 for each additional $1,000.00, or fraction thereof, to and including $5,000,000.00.

$5,000,001.00 and over

$18,327.00 for the first $5,000,000.00 plus $1.00 for each additional $1,000.00 or fraction thereof.

Other Inspections and Fees:

1.    Inspections outside of normal business hours (two hours minimum charge)    $42.00 per hr.*

2.    Re-inspection fees assessed under provisions of Section 109.7 2009 IBC    $42.00 per hr.*

3.    Inspections for which no fee is specifically indicated (one hour minimum charge)    $42.00 per hr.*

4.    Additional plan review required by revisions to plans (one hour minimum charge)    $42.00 per hr.*

5.    For use of outside consultants for plan review, inspections, or both    Actual costs**

*    Or the total hourly cost to the jurisdiction, whichever is greatest. This cost shall include the supervision, overhead, equipment, hourly wages, and fringe benefits of the employees involved.

**    Actual costs include administrative and overhead costs

City of Gunnison Use Tax Formula = Valuation of project x 50% x .04 = Use Tax

INTERNATIONAL RESIDENTIAL CODE

CHAPTER 1

ADMINISTRATION

Section R101.1 is hereby amended to read as follows:

Section R101.1 Title. These provisions shall be known as the “Residential Code for One and Two Family Dwellings of the City of Gunnison”, shall be cited as such, and will be referred to herein as “this Code”.

Section R102.4, Referenced Codes and Standards, is hereby amended by the addition of a second exception to read as follows:

Exception: The State of Colorado shall provide electrical and plumbing inspection services until appropriate notice is provided to the State of Colorado Plumbing and Electrical Boards that City of Gunnison will perform either of the inspection services at a specified date.

Section R105.2, Work Exempt from Permit (Building), subsections 1 and 10 are hereby amended to read as follows:

1. One-story detached accessory structures used as tool and storage sheds, greenhouses, playhouses, and similar uses, provided the floor area does not exceed 200 square feet.

10. Decks, platforms, walkways, etc., that measure 30 inches or less from the standing surface to the adjacent grade.

Section R105.2, Work Exempt from Permit (Building), is hereby amended by adding the following subsections:

11. Re-roofing without alteration of roof deck structure.

12. Re-siding without alteration of wall structure.

Section R108.2 is hereby amended to read as follows and by adding a new subsection 108.2.1:

Section R108.2 Schedule of Permit Fees. On buildings, structures, additions, and/or alterations requiring a permit, a fee shall be determined in accordance with the International Building Code, Sections 109.1, 109.2, 109.3, 109.4, and 109.5 as amended and adopted by the City of Gunnison.

Section R108.2.1 Calculation of Residential Floor Area. Calculation of square footage used to determine the valuation of Residential buildings, structures, and additions, shall be determined by the floor area within and including the perimeter of the exterior walls up to a thickness of six inches, without deduction for corridors, stairways, closets, the thickness of interior walls, columns, or other features. Vent shafts, courts, and any additional exterior wall thickness beyond that first six inches shall not be considered in the square foot calculations.

Section R108.5 is hereby amended to read as follows:

Section R108.5 Fee Refunds. The Building Official may authorize refunding of any fee paid hereunder which was erroneously paid or collected. The Building Official may authorize refunding of not more than 90 percent (90%) of the permit fee paid when no work has been done under a permit issued in accordance with this Code. The Building Official may authorize refunding of not more than 90 percent (90%) of the plan review fee paid when an application for a permit for which a plan review fee has been paid is withdrawn or canceled before any plan reviewing is done. The Building Official shall not authorize refunding of any fee paid except on written application filed by the original permittee not later than 180 days after the date of fee payment.

Section R109.1.1, Foundation Inspection, is hereby amended so that the last sentence of the section reads as follows:

The foundation inspection shall include all slabs except non-supporting unheated exterior walkways, patios and driveways.

CHAPTER 3

BUILDING PLANNING

Table R301.2(1) is hereby amended to add the following values in the spaces provided:

Ground Snow Load:

57 lbs./sq. ft.

Wind Speed:

90 mph, 3 sec. gust

Seismic Design Category:

B

Weathering:

Severe

Frost Line Depth:

30 inches

Termites:

Slight

Decay:

Slight

Winter Design Temp:

-20 degrees F

Ice Barrier Underlayment Required:

In roof valleys and eaves

Flood Hazards:

FIRM May 16, 2013

Air Freezing Index:

4,000 (BF/days)

Mean Annual Temp:

40 degrees F

Section R303.3 is hereby amended to read as follows:

Section R303.3 Bathrooms. Bathrooms, water closet compartments, and other similar rooms shall be provided with mechanical ventilation that exhausts directly to the outside. The minimum ventilation rates shall be 50 cubic feet per minute (24L/s) for intermittent ventilation or 20 cubic feet per minute (10 L/s) for continuous ventilation.

Section R303.3, Bathrooms, is hereby amended so that the exception therein reads as follows:

Exception: Bathrooms that contain only a water closet, lavatory, or combination thereof and similar rooms may be ventilated with an approved mechanical re-circulating fan or similar device designed to remove odors from the air.

Section R311.2, Egress Door, is hereby amended by adding the following to the end of the last sentence:

Egress doors shall be provided with protection from ice and snow accumulation.

Section R312.1.3, Opening Limitations, is hereby amended by adding a third exception, to read as follows:

Exception 3. Cable, rope or similar type materials that do not maintain the rigidity necessary to meet the requirements of Section R312.1.3 are prohibited.

Section R313, Automatic Fire Sprinkler Systems, is hereby amended by deleting Sections R313.2 and R313.2.1 and re-wording Sections R313.1 and R313.1.1 to read as follows:

Section R313.1 Townhouse and two-family dwelling automatic fire sprinkler systems. An automatic residential fire sprinkler system shall be installed in townhouses and two-family dwellings.

Exception. An automatic residential fire sprinkler system shall not be required where additions and alterations are made to existing townhouses and two-family dwellings that do not have an automatic residential fire sprinkler system installed.

Section R313.1.1 Design and installation. Automatic residential fire sprinkler systems for townhouses and two-family dwellings shall be designed and installed in accordance with Section P2904 or NFPA 13D.

CHAPTER 11 [RE]

ENERGY EFFICENCY

Section N1101.14, Certificate, is hereby deleted in its entirety.

CHAPTER 24

FUEL GAS

Section G2406.2, Prohibited Locations, is hereby amended by deletion of Exceptions numbered 3 and 4.

Section G2425.8, Appliances Not Required to be Vented, is hereby amended by deletion of item number 7.

Section G2445, Unvented Room Heaters, is hereby amended in its entirety to read as follows:

Section G2445.1 Prohibited. Unvented room heaters are prohibited in all locations throughout all occupancies.

INTERNATIONAL ENERGY CONSERVATION CODE

CHAPTER 1

ADMINISTRATION

Section 101.1 is hereby amended to read as follows:

Section 101.1 Title. These regulations shall be known as the “Energy Conservation Code of the City of Gunnison”, shall be cited as such and referred to herein as “this Code”.

CHAPTER 4 [CE]

COMMERCIAL ENERGY EFFICIENCY

Section C408.2, Mechanical Systems and Service Water-Heating Systems Commissioning and Completion Requirements, is hereby amended by changing Exception 1 to read as follows:

Section C408.2, Exception 1, Mechanical systems and service water heater systems in buildings where the total mechanical equipment capacity is less than 480,000 Btu/h (140.7 Kw) cooling capacity or 600,000 Btu/h (175.8 Kw) combined service-water heating and space-heating capacity.

CHAPTER 4 [RE]

RESIDENTIAL ENERGY EFFICENCY

Section R401.3, Certificate, is hereby deleted in its entirety. (Ord. 6-2017 § 2).

14.10.040 Penalties.

Penalties for the violation of the terms of this chapter are as set forth in GMC 4.20.010. (Ord. 3-2010 § 2; Code 1997 § 14-1-4).

14.10.050 Appeal.

Chapter 2.80 GMC sets forth the appeal procedures. (Ord. 3-2010 § 2; Code 1997 § 14-1-5).