MINIMUM ROOF LIVE LOADS IN POUNDS-FORCE PER SQUARE FOOT OF HORIZONTAL PROJECTION. Buildings located in Seismic Design Category E in accordance with Figure R301.2(2), or Figure R301.2(3) where applicable, are permitted to be reclassified as being in Seismic Design Category D2 provided that one of the following is done: Buildings located in Seismic Design Category E that conform to the following additional restrictions are permitted to be constructed in accordance with the provisions for Seismic Design Category D2 of this code: Average dead loads shall not exceed 15 pounds per square foot (720 Pa) for the combined roof and ceiling assemblies (on a horizontal projection) or 10 pounds per square foot (480 Pa) for floor assemblies, except as further limited by Section R301.2.2. Required guards shall not have openings from the walking surface to the required guard height that allow passage of a sphere 4 inches (102 mm) in diameter. Exception: The ladder or steps required by Section R310.2.3.1 shall be permitted to encroach not more than 6 inches (152 mm) into the required dimensions of the window well. Alaska and Hawaii are classified as severe and negligible, respectively. The annular space between the wall membrane and the box shall not exceed 1/8 inch (3.1 mm). By a horizontal distance of not less than 24 inches (610 mm) where the wall or partition is constructed with individual noncommunicating stud cavities. ARTICLE 1. Such openings shall be provided with ready access or shall otherwise be readily controllable by the building occupants. For the purpose of this section, the exhaust from dwelling unit toilet rooms, bathrooms and kitchens shall not be considered as hazardous or noxious. Your selected jurisdiction and code year has limited Where the glazing is within 24 inches (610 mm) of either side of the door in the plane of the door in a closed position. The City of Columbia adopts building codes generally every two years. Area wells with a vertical depth greater than 44 inches (1118 mm) shall be equipped with a permanently affixed ladder or steps usable with the door in the fully open position. Exception: The tread depth at spiral stairways shall be in accordance with Section R311.7.10.1. A severe classification is where weather conditions result in significant snowfall combined with extended periods during which there is little or no natural thawing causing deicing salts to be used extensively. Conditions where exterior shear wall lines or braced wall panels are not in one plane vertically from the foundation to the uppermost story in which they are required. Exception: Locating electrical systems, equipment and components; heating, ventilating, air-conditioning; plumbing appliances and plumbing fixtures; duct systems; and other service equipment is permitted below the elevation required in Section R322.2 or R322.3 provided that they are designed and installed to prevent water from entering or accumulating within the components and to resist hydrostatic and hydrodynamic loads and stresses, including the effects of buoyancy, during the occurrence of flooding to the design flood elevation in accordance with ASCE 24. Each package of such insulating material shall be clearly, Exposed insulation materials installed on. Building Codes Council. In combustible construction, fireblocking shall be provided to cut off both vertical and horizontal concealed draft openings and to form an effective fire barrier between stories, and between a top story and the roof space. Where basements contain one or more sleeping rooms, an emergency escape and rescue opening shall be required in each sleeping room. The design flood elevation shall be used to define flood hazard areas. At interconnections between concealed vertical and horizontal spaces such as occur at soffits, drop ceilings and cove ceilings. Get everyone on the same page and streamline code research. [F] 2702.2.9 High-Rise Buildings Emergency and standby power shall be provided in high-rise … The use of a volute, turnout or starting easing shall be allowed over the lowest tread. One or more walking surfaces are within 36 inches (914 mm), measured horizontally and in a straight line, of the glazing. In CS areas, site-specific Case Studies are required to establish ground snow loads. As part of the approval process, any overhead electrical lines must be at least 10 feet above the planned height of the deck. The light source shall be capable of illuminating treads and landings to levels of not less than 1 foot-candle (11 lux) as measured at the center of treads and landings. Be designed and constructed to resist flood loads and minimize transfer of flood loads to the building or structure, including foundation. 2015 South Carolina Residential Code As low as. Where dwelling additions contain sleeping rooms, an emergency escape and rescue opening shall be provided in each new sleeping room. According to the report, South Carolina bases its residential building standards on the 2015 edition of the International Residential Code with state modifications. The tread depth shall be not less than 10 inches (254 mm). Leverage the most sophisticated code compliance platform. Exception: Portions of floors that do not support shear walls, braced wall panels above, or roofs shall be permitted to extend not more than 6 feet (1829 mm) beyond a shear wall or braced wall line. Sunrooms shall comply with AAMA/NPEA/NSA 2100. Habitable rooms shall be not less than 7 feet (2134 mm) in any horizontal dimension. South Carolina 2018 Building Codes: In Effect January 1, 2020. Glazing 36 inches (914 mm) or more measured horizontally from the walking surface. One-quarter-inch (6.4 mm) cement-based millboard. Buildings and structures erected in areas prone to flooding shall be constructed by methods and practices that minimize flood damage. The provisions of Chapters 34 through 43 shall establish the general scope of the electrical system and equipment requirements of this code. Carports not open on two or more sides shall be considered to be a garage and shall comply with the provisions of this section for garages. Exception: In Coastal A Zones, stem wall foundations supporting a floor system above and backfilled with soil or gravel to the underside of the floor system shall be permitted provided that the foundations are designed to account for wave action, debris impact, erosion and local scour. Chapter 5 of the Code of Ordinances of the City of Columbia regulates buildings within the city limits. For SI: 1 square foot = 0.0929 m2, 1 pound per square foot = 0.0479 kPa, 1 inch per foot = 83.3 mm/m. Fasteners, including nuts and washers, for. %%EOF The opening between adjacent treads is not limited on spiral. Regulation. The allowable deflection of any structural member under the live load listed in Sections R301.5 and R301.6 or wind loads determined by Section R301.2.1 shall not exceed the values in Table R301.7. The rail shall be capable of withstanding a horizontal load of 50 pounds per linear foot (730 N/m) without contacting the. Never miss important differences made to the code. The clear width at and below the handrails shall be not less than 20 inches (508 mm). Risers shall be vertical or sloped from the underside of the nosing of the tread above at an angle not more than 30 degrees (0.51 rad) from the vertical. 205 0 obj <>/Filter/FlateDecode/ID[]/Index[191 37]/Info 190 0 R/Length 76/Prev 33267/Root 192 0 R/Size 228/Type/XRef/W[1 2 1]>>stream Exceptions: Fireplaces, chimneys and masonry veneer in accordance with this code. Plus and minus signs signify pressures acting toward and away from the building surfaces. Exhaust air from the space shall be exhausted directly to the outdoors. A nosing projection not less than 3/4 inch (19 mm) and not more than 11/4 inches (32 mm) shall be provided on stairways. The enclosed portion of a room shall not be included in a determination of the floor area of the room in which the mezzanine is located. Parapets constructed in accordance with Section R302.2.5 shall be constructed for townhouses as an extension of exterior walls or common walls in accordance with the following: Where roof surfaces adjacent to the wall or walls are at different elevations and the higher roof is not more than 30 inches (762 mm) above the lower roof, the parapet shall extend not less than 30 inches (762 mm) above the lower roof surface. The mandatory codes referenced in S.C, Ann. There shall be not less than two openings on different sides of each enclosed area; if a building has more than one enclosed area below the design flood elevation, each area shall have openings. Standard to which the product was treated. $108.00. SC LLR can assist you with examination information and materials, continuing … The clearance between foam plastics installed above grade and exposed earth shall be not less than 6 inches (152 mm). Exception: Where the penetrating items are steel, ferrous or copper pipes, tubes or conduits, the annular space shall be protected as follows: In concrete or masonry wall or floor assemblies, concrete, grout or mortar shall be permitted where installed to the full thickness of the wall or floor assembly or the thickness required to maintain the fire-resistance rating, provided that both of the following are complied with: Membrane penetrations shall comply with Section R302.4.1. The replacement window is of the same operating style as the existing window or a style that provides for an equal or greater window opening area than the existing window. Exception: Interconnection of carbon monoxide alarms in existing areas shall not be required where alterations or repairs do not result in removal of interior wall or ceiling finishes exposing the structure, unless there is an attic, crawl space or basement available that could provide access for interconnection without the removal of interior finishes. Where an automatic sprinkler system is installed within the dwelling in accordance with NFPA 13D or Section P2904, setbacks at ridges shall comply with one of the following: The aggregate area of a mezzanine or mezzanines shall be not greater than one-third of the floor area of the room or space in which they are located. Pile embedment shall include consideration of decreased resistance capacity caused by scour of soil strata surrounding the piling. There shall be a floor or landing at the top and bottom of each stairway. Building Codes SECTION 6-9-5. A dwelling with guestrooms shall comply with the provisions of Chapter 11 of the InternationalSouth Carolina Building Code for Group R-3. Habitable rooms shall have an aggregate glazing area of not less than 8 percent of the floor area of such rooms. Determine the design flood elevation in accordance with accepted hydrologic and hydraulic engineering practices used to define special flood hazard areas. Site-specific case studies are required to establish ground snow loads at elevations not covered. Handrails shall not project more than 41/2 inches (114 mm) on either side of the stairway. South Carolina Building Codes Council. A reliable and up-to-date source of codes. Handrail ends shall be returned or shall terminate in newel posts or safety terminals. Building Codes in Effect for South Carolina. The maximum riser height for masonry stairs shall be 8 inches (203 mm). §6-9-50(1976, as amended), modified and adopted by the South Carolina Building Codes Council, must be enforced by every South Carolina municipality and county. Treatments may be conducted as outlined in Section 27-1085 of the Rules and Regulations for the Portions of a room with a sloping ceiling measuring less than 5 feet (1524 mm) or a furred ceiling measuring less than 7 feet (2134 mm) from the finished floor to the finished ceiling shall not be considered as contributing to the minimum required habitable area for that room. During the 40 kW exposure, flames shall not spread to the ceiling. Wind-loading values shall be those required by this code. Required glazed openings that face into a roofed porch where the porch abuts a street, Eave projections shall not be considered as obstructing the clear open space of a. South Carolina Building Code is used for the design of the building, the wind speed map and exposure category requirements as specified in ASCE 7 and the South Carolina Building Code shall be used. The exposed area of an individual pane is larger than 9 square feet (0.836 m. The bottom edge of the glazing is less than 18 inches (457 mm) above the floor. The clear width of stairways at and below the handrail height, including treads and landings, shall be not less than 311/2 inches (787 mm) where a handrail is installed on one side and 27 inches (698 mm) where handrails are installed on both sides. The coastline shall be measured from the mean high-water mark. International Fire Code. Bathrooms, water closet compartments and other similar rooms shall be provided with aggregate glazing area in windows of not less than 3 square feet (0.3 m2), one-half of which shall be openable. 8/8/2019. Wiring shall be permanent and without a disconnecting switch other than those required for overcurrent protection. Within any flight of stairs, the largest winder tread depth at the walkline shall not exceed the smallest winder tread by more than 3/8 inch (9.5 mm). (A) There is created the South Carolina Residential Builders Commission which must be composed of eight persons who have been residents of the State for at least five years and two of whom must be consumers not engaged in the business of residential building, four of whom have been actively engaged in residential building for a period of at least five years before the date … In the absence of manufacturer's recommendations, not less than ASTM A653 type G185 zinc-coated galvanized steel, or equivalent, shall be used. The annular space between the wall membrane and the box shall not exceed 1/8 inch (3.1 mm) unless listed otherwise. Exception: Ships ladders are allowed to be used as an element of a means of egress for lofts, mezzanines and similar areas of 200 gross square feet (18.6 m2) or less that do not provide exclusive access to a kitchen or bathroom. Be designed and constructed with open or partially open. Metal-sheet roof coverings installed over structural decking shall comply with Table R905.10.3(1). Exception: Unless designed in accordance with Section R404: For the purpose of this exception, unsupported height is the distance from the finished grade of the under-floor space to the top of the wall. Exception: The width of spiral stairways shall be in accordance with Section R311.7.10.1. Horizontal members such as girders, joists and decking. Chemical termiticide treatment shall include soil treatment or field-applied wood treatment. Local conditions may be more or less severe than indicated by region classification. Membrane penetrations of not more than 2-hour fire-resistance-rated walls and partitions by steel electrical boxes that do not exceed 16 square inches (0.0103 m2) in area provided that the aggregate area of the openings through the membrane does not exceed 100 square inches (0.0645 m2) in any 100 square feet (9.29 m2) of wall area. Exception: Glazing not in doors or enclosures for hot tubs, whirlpools, saunas, steam rooms, bathtubs and showers shall be permitted to be tested in accordance with ANSI Z97.1. Where a household fire alarm system is installed, it shall become a permanent fixture of the occupancy, owned by the homeowner. Not less than two 2 × 12 or three 2 × 10 for an opening not more than 6 feet (1829 mm) in width. Exception: For wood light-frame wall construction, one end of a braced wall panel shall be permitted to extend more than 1 foot (305 mm) over an opening not more than 8 feet (2438 mm) in width in the wall below provided that the opening includes a header in accordance with all of the following: Floor level offset. Conditions where stories above grade plane are partially or completely braced by wood wall framing in accordance with Section R602 or cold-formed steel wall framing in accordance with Section R603 include masonry or concrete construction. Wall and ceiling finishes shall have a flame spread index of not greater than 200. Current Residential Code. Where this irregularity applies, the entire story shall be designed in accordance with accepted engineering practice. Surface critical code sections based on your project inputs. Exception: An automatic residential fire sprinkler system shall not be required where additions or alterations are made to existing townhouses that do not have an automatic residential fire sprinkler system installed. Floor assemblies located directly over a space protected by an. Where engineered design is used in conjunction with these standards, the design shall comply with the InternationalSouth Carolina Building Code. Code Calculators automatically generates a detailed list of requirements. The thermal barrier specified in Section R316.4 is not required where all of the following apply: The foam plastic insulation has been tested in accordance with Section R316.6 or the foam plastic insulation is protected against ignition using one of the following ignition barrier materials: The ignition barrier is not required where the foam plastic insulation has been tested in accordance with Section R316.6. Before any building can be done, the property owner must obtain permits allowing the deck to be built. Highlight changes enacted by your local jurisdiction. Where required by other sections of the code, glazing shall be tested in accordance with CPSC 16 CFR 1201. Mandatory Building Codes adopted for current use in South Carolina and which must be enforced by local jurisdictions include the: 2018 International Building Code with SC modifications 2018 International Residential Code with SC modifications Wind-loading values shall be those required by this code. The tread shall be projected such that the total of the tread depth plus the, There shall be a floor or landing at the top and bottom of each, Window fall protection shall be provided in accordance with Sections, Window opening control devices shall comply with ASTM F2090. §6-9-50 (1976, as amended), along with modifications to these codes and appendices. Exception: Detached one- and two-family dwellings in Seismic Design Category C with exterior above-grade concrete walls are allowed to comply with the requirements of Section R608. Laurens County, South Carolina. Save and quickly access sections most relevant to your project. Above-ground tanks shall be installed at or above the elevation required in, Areas that have been determined to be subject to wave heights in excess of 3 feet (914 mm) or subject to high-velocity wave action or wave-induced erosion shall be designated as coastal high-hazard areas. 1.2. These inputs help surface the applicable codes and requirements. Current Codes. Spread footing, mat, raft or other foundations that support columns shall not be permitted where soil investigations that are required in accordance with Section R401.4 indicate that soil material under the spread footing, mat, raft or other foundation is subject to scour or erosion from wave-velocity flow conditions. The greatest nosing projection shall not exceed the smallest nosing projection by more than 3/8 inch (9.5 mm) within a stairway. Draftstopping shall divide the concealed space into approximately equal areas. The seismic provisions of this code shall apply as follows: Buildings in Seismic Design Category E shall be designed to resist seismic loads in accordance with the International South Carolina Building Code, except where the seismic design category is reclassified to a lower seismic design category in accordance with Section R301.2.2.1. South Carolina Energy Standard The residential provisions of the South Carolina Energy Standard reference the 2009 IECC passed 4/2/2012; effective 1/1/2013. The designation shall be acid etched, sandblasted, ceramic-fired, laser etched, embossed, or be of a type that once applied cannot be removed without being destroyed. Multipane assemblies having individual panes not exceeding 1 square foot (0.09 m, Site-built windows shall comply with Section 2404 of the, Where the inboard pane is fully tempered, heat-strengthened or wired, Any glazing material is permitted to be installed without screening in the sloped areas of greenhouses, provided that the greenhouse height at the. The wall shall be rated for fire exposure from both sides and shall extend to and be tight against exterior walls and the underside of the roof sheathing. 2015 South Carolina Building Code As low as. Vertically at the ceiling and floor levels. ALLOWABLE DEFLECTION OF STRUCTURAL MEMBERSb, c. For the purposes of this code, dimensions of lumber specified shall be deemed to be nominal dimensions unless specifically designated as actual dimensions. In these designated areas, topographic wind effects shall apply only to buildings sited on the top half of an isolated hill, ridge or escarpment where all of the following conditions exist: Buildings in Seismic Design Categories C, D0, D1, and D2 shall be constructed in accordance with the requirements of this section and other seismic requirements of this code. The wind provisions of this code shall not apply to the design of buildings where wind design is required in accordance with Figure R301.2(5)B. Both the residential and commercial code are mandatory statewide. The thermal barrier specified in Section R316.4 is not required where siding backer board foam plastic insulation has a thickness of not more than 0.5 inch (12.7 mm) and a potential heat of not more than 2000 Btu per square foot (22 720 kJ/m2) when tested in accordance with NFPA 259 and it complies with one or more of the following: The thermal barrier specified in Section R316.4 is not required for exposed foam plastic interior trim, provided that all of the following are met: Foam plastic be spray applied to sill plates and headers or installed in the perimeter joist space without the thermal barrier specified in Section R316.4 shall comply with all of the following: Protection of wood and wood-based products from decay shall be provided in the following locations by the use of naturally durable wood or wood that is preservative-treated in accordance with AWPA U1. h�bbd``b`Z$[A��`�,� �'��̌ �S1D�i� ҡ$n�1012�Y��&�3*�0 Xm Elevators or platform lifts that are part of an accessible route required by Chapter 11 of the, Buildings and structures constructed in whole or in part in flood hazard areas, including A or V. 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