[Ord. No. 2019-088, § 1, 12-23-2019]
A. 
The International Building Code (2018), promulgated by the International Code Council, is adopted and incorporated in this Article by reference as if fully set forth, except as it is amended by the following provisions of this Section. Provisions of this Article are in addition to the provisions of the International Building Code. The following provisions coinciding with provisions of the International Building Code supersede, or delete, when indicated, the corresponding provisions of the International Building Code.
All references within the model Codes to any building, electrical, gas, mechanical, plumbing, sewage disposal, elevator, energy conservation, or existing building Code are specifically adopted by reference in Articles II through XII of this Chapter, including the fire-resistive assemblies listed in the Fire Resistance Design Manual, Twenty-first Edition, GA-600-18, published by the Gypsum Association as referenced in Tables 721.1 (1 through 3) of the specified International Building Code; American National Standard for Accessible and Useable Buildings and Facilities A117.1-2017; NFPA 13-2016 Installation of Sprinkler Systems; ASTM Standards as referenced in the International Building Code and the International Residential Code; American Institute of Steel Construction, latest Edition; American Concrete Institute for Structural Concrete and Commentary ACI 318 latest Edition; the NFPA 101-2018 Life Safety Code; ICC/NSSA Standard for the Design and Construction of Storm Shelters, ICC 500-2014; and the NFPA 99 Health Care Facilities 2018 edition.
B. 
The following Sections of the International Building Code are hereby revised or added:
Chapter 1, Administration, is deleted. See Article I of this Chapter.
423.4 Group E occupancies. In areas where the shelter design wind speed for tornados is 250 mph in accordance with Figure 304.2(1) of ICC 500, all Group E occupancies with an occupant load of 50 or more shall have a storm shelter constructed in accordance with ICC 500.
Exceptions:
1.
Group E day care facilities.
2.
Group E occupancies accessory to places of religious worship.
3.
Group E occupancies that undergo alterations or additions where the cost of compliance with ICC 500 Section 702 is greater than twenty percent (20%) of the total project cost may omit the requirements of ICC 500 Section 702 only.
4.
Buildings meeting the requirements for shelter design in ICC 500.
SECTION 429
PHYSICAL SECURITY FOR DWELLING UNITS
429.1 Purpose. The purpose of this Section is to establish minimum standards that incorporate physical security to make dwelling units resistant to unlawful entry.
429.1.1 Scope. This Section shall apply to all exterior doors providing direct access into a dwelling unit, including garage walk-through doors, where the exterior door is accessible from grade.
Exceptions:
1.
Vehicle access doors.
2.
Storm or screen doors.
3.
Garage and pantry access doors into the dwelling unit.
429.2 Doors. Doors shall comply with Sections 429.2.1 through 429.2.3.
429.2.1 Wood doors. Wood doors shall be of solid core construction such as high-density particleboard, solid wood, or wood block core with minimum nominal thickness of one and three fourths inches (1 3/4) at any point.
Exception: Solid wood panels shall be a minimum of one-inch thick. The tapered portion of the panel that inserts into the groove of the door shall be a minimum of one-quarter inch thick. The groove shall be a minimum of one-half inch in depth.
429.2.2 Steel doors. Steel doors shall be a minimum nominal thickness of one and three fourths (1 3/4) inches and shall have a minimum skin thickness of twenty-four (24) gauge.
429.2.3 Fiberglass doors. Fiberglass doors shall be a minimum nominal thickness of one and three fourths (1 3/4) inches and shall have a minimum skin thickness of one sixteenth (1/16) inch.
429.3 Door frames. Door frames shall comply with Sections 426.3.1 through 426.3.4 and shall be installed in accordance with the manufacturer's installations. Door frames shall be installed prior to rough-in inspection.
429.3.1 Wall framing at door openings. Door frames shall be set in openings constructed with double studs on each side. Doors with sidelights shall have double stud construction on each side of the door and on each side of the sidelight(s). Horizontal blocking shall be placed between studs at the door lock height for three (3) stud spaces on each side of the door opening.
Exception: Installations provided with alternative reinforcing methods as approved by the Building Official where it is determined that such alternative methods are at least the equivalent of that prescribed with respect to strength and safety.
429.3.2 Wood Frames. Door jambs shall be a minimum nominal thickness of three fourths (3/4) inches and shall be installed with solid backing in a manner so no void exists between the strike side of the jamb and the frame opening for a vertical distance of twelve (12) inches each side of the strike. Filler material shall consist of solid wood blocking.
Exception: Installations provided with alternative reinforcing methods as approved by the Building Official where it is determined that such alternative methods are at least the equivalent of that prescribed with respect to strength and safety.
429.3.3 Steel frames. Steel door frames shall be constructed of eighteen (18) gauge or heavier steel with reinforcement at the hinges and strikes. Steel frames shall be anchored to the wall in accordance with manufacturer's specifications.
429.3.4 Sliding doors. Sliding door assemblies shall be installed to prevent the removal of panels and the glazing from the exterior. Shims or screws shall be installed in the upper track of doors that slide on the bottom track or doors shall be provided with equivalent protection as approved by the Building Official.
429.4 Door hardware. Door hardware shall comply with Sections 429.4.1 through 429.4.6.
429.4.1 Hinges. Hinges for swinging doors shall comply with the following:
(a)
A minimum of three (3) four (4) inches hinges shall be installed on each swinging door.
(b)
Each hinge shall be attached to the frame with at least two (2) screws, not less than three (3) inches in length and penetrating at least one (1) inch into the nearest stud. Solid wood fillers or shims shall be used to eliminate any space between the wall structure and door frame behind each hinge.
Exception: Installations provided with alternative reinforcing methods as approved by the Building Official where it is determined that such alternative methods are at least the equivalent of that prescribed with respect to strength and safety.
(c)
Hinges for out-swinging doors shall be equipped with mechanical interlock to preclude the removal of the door from the exterior.
429.4.2 Locks. Swinging doors shall be provided with a single-cylinder deadbolt locking device (keyed on exterior only) with a minimum projection of one (1) inch. The deadbolt shall penetrate at least three-fourths (3/4) inch into the strike receiving the projected bolt. All deadbolts shall meet ANSI grade 2 specifications.
Exception: Doors with integral multi-point locking devices.
429.4.3 Strike plates. The deadbolt plate shall be a minimum of 18 gauge metal with four (4) offset screw holes. The strike plate shall be attached to the door jamb with four (4) screws not less than three (3) inches in length, and penetrating at least one (1) inch into the nearest stud.
Exception: Installations provided with alternative reinforcing methods as approved by the Building Official where it is determined that such alternative methods are at least the equivalent of that prescribed with respect to strength and safety.
429.4.4 Door edge protector. A metal L-shaped or U-shaped door edge protector shall be installed around the bolt projection of the deadbolt to protect the door's edge or equivalent as approved by the Building Official.
429.4.5 Double doors. The inactive leaf of a double swinging door shall be provided with flush bolts having an engagement of not less than one (1) inch into the head and threshold of the door frame.
429.4.6 Sliding doors. All sliding glass doors shall be equipped with a secondary locking device consisting of a metal pin, a surface mounted bolt assembly, or other equivalent device as approved by the Building Official. Where used, metal pins shall be installed at the intersection of the inner and outer panels of the inside door and shall not penetrate the frame's exterior surface.
429.5 Entry vision and glazing. All main or front entry doors to dwelling units shall be arranged so that the occupant has a view of the area immediately outside the door without opening the door. The view may be provided by a door viewer having a field of view not less than one hundred eighty degrees (180°) or through windows or view ports.
429.6 Exterior lighting. In addition to the lighting outlet requirements of Article IV of this Chapter, exterior lighting shall be provided in accordance with this Section.
429.6.1 Front and street side exterior lighting. All doors shall be protected with a minimum of one lighting outlet providing a minimum of sixty (60) watt lighting (or energy efficient equivalent).
429.6.2 Lighting protection. Lighting outlets required by this Section shall be located a minimum of eight (8) feet above grade or adjacent walking surface accessible from grade, or shall be of a type manufactured such that the light bulb is not readily accessible.
502.1 Address identification. New and existing buildings shall be provided with approved address identification. The address identification shall be legible and placed in a position that is visible from the street or road fronting the property. Address identification characters shall contrast with their background. Address numbers shall be Arabic numbers or alphabetical letters. Numbers shall not be spelled out. Each character shall be a minimum of four (4) inches (102 mm) high with a minimum stroke width of one-half (1/2) inch (12.7 mm). Where commercial buildings have tenants with multiple entrances located on different sides of the building, each door shall be addressed. Address characters shall be capable of being illuminated by an internal or external lighting source and maintained.
903.2.9.1 Repair garages. An automatic sprinkler system shall be provided throughout all buildings used as repair garages in accordance with Section 406, as shown:
1.
Buildings having two (2) or more stories above grade plane, including basements, with a fire area containing a repair garage exceeding five thousand (5,000) square feet (464 m2).
2.
Buildings not more than one (1) story above grade plane, with a fire area containing a repair garage exceeding five thousand (5,000) square feet (464 m2).
3.
Buildings with repair garages servicing vehicles parked in basements.
4.
Group S-1 fire area used for the repair of commercial motor vehicles where the fire area exceeds five thousand (5,000) square feet (464 m2).
903.4.2 Alarms. One (1) all-weather horn/strobe shall be connected to every automatic sprinkler system on the exterior of the building above the fire department connection (FDC) or in an approved location. Such sprinkler water-flow alarm devices shall be activated by water flow equivalent to the flow of a single sprinkler of the smallest orifice size installed in the system. Where a fire alarm system is installed, actuation of the automatic sprinkler system shall actuate the building fire alarm system. Interior alarm notification appliances shall be installed as required with Section 903.4.2.1.
903.4.2.1 Notification device. Where an automatic sprinkler system is installed in a building, audible and visible notification appliances shall be installed throughout the building as follows:
1.
Audible notification appliances shall be audible at fifteen (15) dBa above sound pressure level throughout the building.
2.
Visible notification appliances shall be in all public and common use areas, restrooms and corridors in accordance with the spacing requirements of NFPA 72.
3.
Visible notification appliances may be eliminated in regularly unoccupied portions of buildings where approved by the Fire Code Official.
Exception: The requirements of this Section do not apply to Group R-3 occupancies.
912.2 Location. With respect to hydrants, driveways, buildings and landscaping, fire department connections shall be located that fire apparatus and hose connected to supply the system will not obstruct access to the buildings for other fire apparatus. The location of fire department connections (FDC) shall be approved by the Fire Code Official. Connections shall be a locking five (5) inch Storz with a thirty degree (30°) elbow type fitting and located within one hundred (100) feet of a fire hydrant, or as approved by the Fire Code Official.
1004.9 Posting of occupant load. Every room or space that is an assembly occupancy shall have the occupant load of the room or space posted in a conspicuous place near the main exit or exit access doorway from the room or space for the intended configurations. At the main entrance to the building, the occupant load for the entire assembly use group shall be posted in a conspicuous place. Posted signs shall be of an approved legible permanent design and shall be maintained by the owner or the owner's authorized agent.
Roof replacement. Roof replacement shall include the removal of all existing layers of roof coverings down to the roof deck.
Exceptions:
1.
Where the existing roof assembly includes an ice barrier membrane that is adhered to the roof deck, the existing ice barrier membrane shall be permitted to remain in place and covered with an additional layer of ice barrier membrane in accordance with Section R905.
2.
Complete and separate roofing systems, such as standing-seam metal roof panel systems, that are designed to transmit the roof loads directly to the building's structural system and that do not rely on existing roofs and roof coverings for support, shall not require the removal of existing roof coverings.
3.
The application of a new protective roof coating over an existing protective roof coating, metal roof panel, built-up roof, spray polyurethane foam roofing system, metal roof shingles, mineral-surfaced roll roofing, modified bitumen roofing or thermoset and thermoplastic single-ply roofing shall be permitted without tear off existing roof coverings.
1511.3.1 Roof recover, is deleted.
1511.3.1.1 Exceptions, is deleted.
1511.4 Roof recovering, is deleted.
SECTION 1612
FLOOD LOADS
See Unified Development Code, Chapter 460 — Floodplain Protection.
Chapter 32 - ENCROACHMENTS INTO THE PUBLIC RIGHT-OF-WAY, is deleted.
SECTION 3303
DEMOLITION
General. The work of demolition or moving of any building shall not commence until the structures required for protection of persons and property are in place. Such structures shall conform to the requirements as set forth in Chapter 33 of this Article.
The Building Official may require the permittee to submit plans and a complete schedule for demolition or moving work.
Scope. In addition to the other requirements of this Article and the general ordinances, this Section shall govern the demolition and moving of buildings and structures. Any device or equipment such as scaffolds, ladders, derricks, hoists or similar items used in connection with demolition shall be constructed, installed and maintained and operated in accordance with the regulations governing the construction, installation and maintained and operated in accordance with the regulations governing the construction, installation, maintenance and operation of such device or equipment as specified in other portions of this Article.
Loads. Structures or parts of structures, or any floor or temporary support, scaffolds, sidewalk barricade, bridge, device or equipment, shall not be loaded in excess of the safe carrying capacity.
Warning signs. When required, demolition jobs shall be provided with danger signs which shall be conspicuously posted around the property.
Lights. Between sunset and sunrise, adequate lights shall be provided to properly protect persons and property from hazards of pits, excavations, fences, barriers, equipment, building materials or rubbish in, upon or near a sidewalk or street.
Dust. All material to be removed shall be wet sufficiently to lay the dust incidental to its removal.
Rubbish and waste. All adjacent streets, alleys and other public ways and places shall be kept free and clear of all rubbish, refuse and loose material resulting from the moving, demolition or demolition operations.
Pedestrian protection. The work of demolishing any building shall not be commenced until pedestrian protection is in place as required by this Chapter. The Building Official may require that a fence be constructed on or around any demolition site, when deemed necessary to protect the public.
Conditions of site. Upon completion of the removal of the building, structure or utility, all fencing, pedestrian protection and demolition debris and refuse of any kind shall be removed from the site. Excavations, basements or cellars may be filled with inorganic material; provided the top two (2) feet of fill shall be clean earth. The filling of such excavation may not be required when a building permit has been issued for a new building on a site and the construction is to start within forty-five (45) days after the completion of demolition or moving operations. The holder of the building permit shall provide such excavation with a temporary barricade protecting the excavation on all sides as specified by the Building Official. Temporary barricades may remain in position for a time not exceeding five (5) days, after which a solid barricade shall be provided or the excavation filled.
Temporary Erosion and Sediment Control. Erosion and sediment control measures shall be provided for disturbed areas (clearing, grading, excavating, filling, storing, or disposing of soil and earth materials) where an application has been submitted or an application is required to be submitted to the Building Official for a building permit. All erosion and sediment control measures shall comply with the adopted standards in Chapter 455 of the Unified Development Code.
Appendices: The following appendix Chapters are hereby adopted:
Appendix C - Group U - Agricultural Buildings
Appendix E Supplemental Accessibility Requirements
Appendix H - Signs.
H101.1 General. Provisions of this appendix are in addition to the provisions of Chapter 435, Signs, of the Unified Development Code.
A sign shall not be erected in a manner that would confuse or obstruct the view or interfere with exit signs required by Chapter 10 or with official traffic signs, signals or devices. Signs and sign support structures, together with their supports, braces, guys and anchors, shall be kept in repair and in proper state of preservation. The display surfaces of signs shall be kept neatly painted or posted at all times.
H101.2 Signs exempt from permits is deleted.
Appendix I - Patio Covers
Appendix J Grading
J103 is deleted.
J105 is deleted.
702.2 ICC/NSSA Standard for the Design and Construction of Storm Shelters, ICC 500-2014 adopted by reference as part of Chapter 500 of this Code is amended and re-enacted as follows:
702.2 Sanitation facilities. Toilet and hand-washing facilities shall be located within the tornado shelter area and provided in the minimum number shown in Table 702.2.
Table 702.2
Required Sanitation Facilities, Tornado Shelters
Storm Shelter Type
Toilet Facilitiesa
Hand-Washing Facilities
Residential, one- and two-family dwelling
Not required
Not Required
Residential, other
1
Not Required
Community (< 50 occupants)
1
Not Required
Community (> 50 occupants)
2 minimum and 1 per 500 occupants or portions of
1 per 1,000 occupants
a.
Community spaces used exclusively as a storm shelter may reduce the minimum number of required toilet facilities to one (1).