reglab/statecodes huggingface dataset:
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 11 - NATIONAL ELECTRICAL CODE › Section 8-1105 - NEC Article 210.12(A) Dwelling Units

Current through Register Vol. 48, No. 6, June 28, 2024
All 120-volt, single-phase, 15- and 20- ampere branch circuits
				supplying outlets or devices installed in dwelling unit family rooms, dining
				rooms, living rooms, parlors, libraries, dens, bedrooms, sunrooms, recreation
				rooms, closets, hallways, or similar rooms or areas shall be protected by any
				of the means described in (1) through (6) below:
(1) A listed combination-type arc-fault
			 circuit interrupter installed to provide protection of the entire branch
			 circuit.
(2) A listed
			 branch/feeder-type AFCI installed at the origin of the branch-circuit in
			 combination with a listed outlet branch-circuit-type arc-fault circuit
			 interrupter installed at the first outlet box on the branch circuit. The first
			 outlet box in the branch circuit shall be marked to indicate that it is the
			 first outlet of the circuit.
(3) A
			 listed supplemental arc protection circuit breaker installed at the origin of
			 the branch circuit in combination with a listed outlet branch-circuit type
			 arc-fault circuit interrupter installed at the first outlet box on the branch
			 circuit where all of the following conditions are met:
a. The branch-circuit wiring shall be
			 continuous from the branch-circuit overcurrent device to the outlet
			 branch-circuit arc-fault circuit interrupter.
b. The maximum length of the branch-circuit
			 wiring from the branch-circuit overcurrent device to the first outlet shall not
			 exceed 15.2m (50 ft) for a 14 AWG conductor or 21.3m (70 ft) for a 12 AWG
			 conductor.
c. The first outlet box
			 in the branch circuit shall be marked to indicate that it is the first outlet
			 of the circuit.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1200 - International Residential Code

Current through Register Vol. 48, No. 6, June 28, 2024
NOTE-This article is based upon the International Residential
				Code, 2021 Edition, in accordance with the statutory amendments to acts
				governing the Building Codes Council, except for the modifications referenced
				below.
This code is identical to the 2021 Edition of the International
				Residential Code except for the following modifications:
This article is based
				upon the International Residential Code, 2012 Edition, in accordance with the
				statutory amendments to acts governing the Building Codes Council, except for
				the modifications referenced below.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1201 - IRC R202 Definitions

Current through Register Vol. 48, No. 6, June 28, 2024
Accepted Engineering Practice: The performance design of
				structures and/or structural elements that vary from prescriptive design
				methods of this code. Such design shall be made with accepted design standards
				by a South Carolina licensed Architect or Engineer as permitted by existing
				state law.
Crawl space: An underfloor space that is not a basement. Spaces
				under decks and porches that do not contain mechanical equipment are not to be
				considered crawlspaces.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1202 - IRC R301.2.1 Wind Design criteria

Current through Register Vol. 48, No. 6, June 28, 2024
Buildings and portions thereof shall be constructed in
				accordance with the previously published maps by the South Carolina Building
				Codes Council. The local building official may delineate the wind design
				category within their jurisdiction provided that it does not surpass those
				provided on the Applied Technology Council (ATC) website. The structural
				provisions of this code for wind loads are not permitted where wind design is
				required as specified in Section R301.2.1.1. Where different construction
				methods and structural materials are used for various portions of a building,
				the applicable requirements of this section for each portion shall apply. Where
				not otherwise specified the wind loads listed in Table R301.2.1(1) adjusted for
				height and exposure using Table R301.2.1(2)2 shall be used to determine design
				load performance requirements for wall coverings, curtain walls, roof
				coverings, exterior windows, skylights, garage doors and exterior doors.
				Asphalt shingles shall be designed for wind speeds in accordance with Section
				R905.2.4. Metal roof shingles shall be designed for wind speeds in accordance
				with Section R905.4.4. A continuous load path shall be provided to transmit the
				applicable uplift forces in Section R802.11 from the roof assembly to the
				foundation. Where ultimate design wind speeds in Figure 301.2(2) are less than
				the lowest wind speed indicated in the prescriptive provisions of this code,
				the lowest wind speed indicated in the prescriptive provisions of this code
				shall be used.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1203 - IRC R301.2.2.1 Determination of seismic design category

Current through Register Vol. 48, No. 6, June 28, 2024
Buildings shall be assigned a seismic design category in
				accordance with the previously published maps by the S.C. Building Codes
				Council. The local building official may delineate the seismic design category
				within their jurisdiction, as long as it does not surpass those provided on the
				Applied Technology Council (ATC) website.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1204 - IRC Figure R302.1 Exterior walls

Current through Register Vol. 48, No. 6, June 28, 2024
Exception 6: Fire Separation Distance
a. The minimum fire separation distance for
			 improvement constructed on a lot shown on: [i] a recorded bonded or final
			 subdivision plat, or [ii] a sketch plan, site plan, plan of phased development
			 or preliminary plat approved by the local governing authority which was
			 recorded or approved prior to the implementation of IRC 2012 which shows or
			 describes lesser setbacks than the fire separation distances provided in Table
			 R302.1(1) shall be equal to the lesser setbacks, but in no event less than 3
			 feet.
b. The minimum fire
			 separation distance for improvements constructed on a lot where the local
			 governing authority has prior to the implementation of IRC 2012: [i] accepted
			 exactions or issued conditions, [ii] granted a special exception, [iii] entered
			 into a development agreement, [iv] approved a variance, [v] approved a planned
			 development district, or [vi] otherwise approved a specific development plan
			 which contemplated or provided for setbacks less than the fire separation
			 distances provided in Table R302.1(1) shall be equal to the lesser setback, but
			 in no event less than 3 feet.
Exception 7: Aesthetic roof and siding projections may extend
				beyond the common wall of a townhouse unit over an adjoining unit's property
				line as long as the construction of the projection does not damage the
				integrity of the fire rated assembly, the projection is completely supported by
				the common wall, the projection is protected by the one-hour construction or
				fire retardant-treated wood, and the projection is limited to 18-inches. These
				projections shall not contain any plumbing, electrical, or mechanical
				installations. An easement may be required by the jurisdiction to ensure future
				access to this projection for repair and maintenance.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1205 - IRC R302.4.1 Through penetrations

Current through Register Vol. 48, No. 6, June 28, 2024
Through penetrations of fire-resistance-rated wall or floor
				assemblies shall comply with Section 302.4.1.1 or R302.4.1.2. No penetrations
				shall pass completely through the fire rated assembly separating townhouse
				units.
Exceptions:
1. Where
			 the penetrating items are steel, ferrous or copper pipes, tubes or conduits,
			 the annular space shall be protected as follows:
1.1. 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:
1.1.1. The nominal diameter of
			 the penetrating item is not more than 6 inches (152 mm).
1.1.2. The area of the opening through the
			 wall does not exceed 144 square inches (92 900
			 mm2).
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1206 - IRC R302.5.1 Opening protection

Current through Register Vol. 48, No. 6, June 28, 2024
Openings from a private garage directly into a room used for
				sleeping purposes shall not be permitted. Other openings between the garage and
				residence shall be equipped with solid wood doors not less than 1 3/8 inches
				(35 mm) in thickness, solid or honeycomb core steel doors not less than 1 3/8
				inches (35 mm) thick, or 20-minute fire-rated doors.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1207 - R.302.13 Fire Protection of Floors

Current through Register Vol. 48, No. 6, June 28, 2024
Floor assemblies that are not required elsewhere in this code
				to be fire-resistance rated, shall be provided with a 1/2-inch (12.7 mm) gypsum
				wallboard membrane, 5/8-inch (16 mm) wood structural panel membrane, or
				equivalent on the underside of the floor framing member. Penetrations or
				openings for ducts, vents, electrical outlets, lighting, devices, luminaires,
				wires, speakers, drainage, piping and similar openings or penetrations shall be
				permitted.
Exceptions:
1. Floor
			 assemblies located directly over a space protected by an automatic sprinkler
			 system in accordance with Section P2904, NFPA 13D, or other approved equivalent
			 sprinkler system.
2. Floor
			 assemblies located directly over a crawl space.
3. Portions of floor assemblies shall be
			 permitted to be unprotected where complying with the following:
3.1. The aggregate area of the unprotected
			 portions does not exceed 80 square feet (7.4 m2) per story.
3.2. Fireblocking in accordance with Section
			 R302.11.1 is installed along the perimeter of the unprotected portion to
			 separate the unprotected portion from the remainder of the floor
			 assembly.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1210 - IRC R311.7.5.1 Risers

Current through Register Vol. 48, No. 6, June 28, 2024
The maximum riser height shall be 73/4 inches (196 mm). The
				maximum riser height for masonry stairs shall be 8 inches (203 mm). The riser
				height shall be measured vertically between leading edges of the adjacent
				treads. The greatest riser height within any flight of stairs shall not exceed
				the smallest by more than 3/8 inch (9.5 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. Open risers are permitted provided that the opening between
				treads does not permit the passage of a 4-inch-diameter (102 mm) sphere.
Exceptions:
1. The
			 opening between adjacent treads is not limited on stairs with a total rise of
			 30 inches (762 mm) or less.
2. The
riser
height of
spiral stairways
shall be in
			 accordance with Section R311.7.10.1.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1211 - IRC R312.1.1 Where required

Current through Register Vol. 48, No. 6, June 28, 2024
Guards shall be located along open-sided walking surfaces of
				all decks, porches, balconies, floors, stairs, ramps and landings that are
				located more than 30 inches measured vertically to the floor or grade below and
				at any point where a downward slope exceeds 3V:12H within 36 inches (914 mm)
				horizontally to the edge of the open side. Insect screening shall not be
				considered as a guard.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1212 - IRC R312.2 Window Fall Protection

Current through Register Vol. 48, No. 6, June 28, 2024
The Building Codes Council does not adopt IRC Section
				R312.2.
The Building Codes Council does not adopt IRC Section
				R312.2.1.
The Building Codes Council does not adopt IRC Section
				R312.2.2.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1213 - IRC R313 Automatic Fire Sprinkler Systems

Current through Register Vol. 48, No. 6, June 28, 2024
R313.1 Townhouse automatic fire sprinkler
			 systems. An automatic residential fire sprinkler system shall not be required
			 to be installed in townhouses when constructed in accordance with R302.2.
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.
R313.1.1 Design and
			 installation. Automatic residential fire sprinkler systems when installed for
			 townhouses shall be designed and installed in accordance with Section P2904 or
			 NFPA 13D.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1214 - IRC R317.1.1 Field treatment

Current through Register Vol. 48, No. 6, June 28, 2024
Field-cut ends, notches and drilled holes of
				preservative-treated wood shall be treated in the field in accordance with AWPA
				M4 or in accordance with the preservative-treated wood product manufacturer's
				recommendations.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1215 - IRC 318.1 Subterranean termite control methods

Current through Register Vol. 48, No. 6, June 28, 2024
A seventh item is added which reads:
7. Treatments may be conducted as outlined in
			 Section 27-1085 of the Rules and Regulations for the Enforcement of the SC
			 Pesticide Control Act and enforced by the Clemson University Department of
			 Pesticide Regulation.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1216 - IRC R318.4 Foam Plastic Protection

Current through Register Vol. 48, No. 6, June 28, 2024
In areas where the probability of termite infestation is "very
				heavy" as indicated in Figure R318.4, extruded and expanded polystyrene,
				polyisocyanurate and other foam plastics shall not be installed on the exterior
				face or under interior or exterior foundation walls or slab foundations located
				below grade. The clearance between foam plastics installed above grade and
				exposed earth shall be not less than 6 inches (152 mm). For crawl space
				applications, foam plastic shall be installed so as to provide a termite
				inspection gap of no less than 6 inches along the top of the foundation wall
				and foundation sill plate.
Exceptions:
1.
			 Buildings where the structural members of walls, floors, ceilings and roofs are
			 entirely of noncombustible materials or pressure-preservative-treated
			 wood.
2. On the interior side of
			 basement walls.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1217 - IRC 318.5 Termite Inspection Strip

Current through Register Vol. 48, No. 6, June 28, 2024
Where foam plastic is applied in accordance with R318.4, a
				continuous 6 inch strip centered along the sill plate shall be left open for
				termite activity inspection.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1218 - IRC R322.1 General

Current through Register Vol. 48, No. 6, June 28, 2024
Buildings and structures constructed in whole or in part in
				flood hazard areas, including A or V Zones and Coastal A Zones, as established
				in Table R301.2(1), and substantial improvement and repair of substantial
				damage of buildings and structures in flood hazard areas, shall be designed and
				constructed in accordance with the provisions contained in this section.
				Buildings and structures that are located in more than one flood hazard area
				shall comply with the provisions associated with the most restrictive flood
				hazard area. Buildings and structures located in whole or in part in identified
				floodways shall be designed and constructed in accordance with ASCE 24. Where
				there is a conflict with this code and a locally adopted flood ordinance, the
				more restrictive provision shall apply.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1219 - IRC R326.3 Story above grade plane

Current through Register Vol. 48, No. 6, June 28, 2024
A habitable attic shall be considered a story above grade
				plane.
Exceptions
: A habitable attic shall not be
				considered to be a story above grade plane provided that the habitable attic
				meets all the following:
1. The
			 aggregate area of the habitable attic is not greater than three-fourths of the
			 floor area of the story below.
2.
			 The occupiable space is enclosed by the roof assembly above, knee walls, if
			 applicable, on the sides and the floor-ceiling assembly below.
3. The floor of the habitable attic does not
			 extend beyond the exterior walls of the story below.
4. Where a habitable attic is located above a
			 third story, the dwelling unit or townhouse unit shall be equipped with a fire
			 sprinkler system in accordance with Section P2904.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1220 - IRC R404.1.9.2 Masonry piers supporting floor girders

Current through Register Vol. 48, No. 6, June 28, 2024
Masonry piers supporting wood girders sized in accordance with
				Tables R602.7(1) and R602.7(2) shall be permitted in accordance with this
				section. Piers supporting girders for interior bearing walls shall be filled
				solidly with grout or type M or S mortar and shall have a minimum nominal
				dimension of 8 inches (203 mm) and a maximum height not exceeding 10 times the
				nominal thickness from the top of footing to bottom of sill plate or girder.
				Piers supporting beams and girders for exterior bearing walls shall be filled
				solidly with grout or type M or S mortar; shall contain a minimum of one #4 (13
				mm) dowel mid-depth; and shall have a minimum nominal dimension of 8 inches
				(203 mm) and a maximum height of 4 times the nominal thickness from top of
				footing to bottom of sill plate or girder unless it can be shown by accepted
				engineering practice that there is sufficient foundation wall along the
				foundation line to resist the imposed lateral loads, in which case the maximum
				height shall not exceed 10 times the nominal thickness. Girders and sill plates
				shall be anchored to the pier or footing in accordance with Section R403.1.6 or
				Figure R404.1.5.3. Floor girder bearing shall be in accordance with Section
				R502.6.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1221 - IRC R408.3 Unvented Crawl Space

Current through Register Vol. 48, No. 6, June 28, 2024
For unvented under-floor spaces, the following items shall be
				provided:
1. Exposed earth shall be
			 covered with a continuous vapor retarder meeting ASTME 1745 Class A. Joints of
			 the vapor retarder shall overlap by 6 inches (152 mm) and shall be sealed or
			 taped. The edges of the vapor retarder shall extend not less than 6 inches (152
			 mm) up the stem wall and shall be attached and sealed to the stem wall or
			 insulation.
2. One of the following
			 is provided for the under-floor space:
2.1.
			 Continuously operated mechanical exhaust ventilation at a rate equal to 1 cubic
			 foot per minute (0.47 L/s) for each 50 square feet (4.7 m2) of crawl space
			 floor area, including an air pathway to the common area (such as a duct or
			 transfer grille), and perimeter walls insulated in accordance with Section
			 N1102.2.11 of this code.
2.2.
			 Conditioned air supply sized to deliver at a rate equal to 1 cubic foot per
			 minute (0.47L/s) for each 50 square feet (4.7 m2) of under-floor area,
			 including a return air pathway to the common area (such as a duct or transfer
			 grille), and perimeter walls insulated in accordance with the S.C. Energy
			 Codes.
2.3. Plenum in existing
			 structures complying with Section M1601.5, if under-floor space is used as a
			 plenum.
2.4. Dehumidification sized
			 in accordance with the manufacturer's specifications.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1222 - IRC R408.4 Access

Current through Register Vol. 48, No. 6, June 28, 2024
Access shall be provided to all under-floor spaces. Access
				openings through the floor shall be not smaller than 18 inches by 24 inches
				(457 mm by 610 mm). Openings through a perimeter wall shall be not less than 16
				inches by 24 inches (407 mm by 610 mm). Where any portion of the through-wall
				access is below grade, an areaway not less than 16 inches by 24 inches (407 mm
				by 610 mm) shall be provided. The bottom of the areaway shall be below the
				threshold of the access opening. See Section M1305.1.4 for access requirements
				where mechanical equipment located under floors.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1224 - IRC R502.11.4 Truss design drawings

Current through Register Vol. 48, No. 6, June 28, 2024
Truss design drawings. Truss design drawings, prepared in
				compliance with Section R502.11.1, shall be provided to the building official
				at the time of inspection. Truss design drawings shall be provided with the
				shipment of trusses delivered to the job site. Truss design drawings shall
				include at a minimum the information specified as follows:
1. Slope or depth, span and
			 spacing.
2. Location of all
			 joints.
3. Required bearing
			 widths.
4. Design loads as
			 applicable:
4.1. Top chord live
			 load.
4.2. Top chord dead
			 load.
4.3. Bottom chord live
			 load.
4.4. Bottom chord dead
			 load.
4.5. Concentrated loads and
			 their points of application.
4.6.
			 Controlling wind and earthquake loads.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1225 - IRC R506.2.3 Vapor Retarder

Current through Register Vol. 48, No. 6, June 28, 2024
A minimum 10-mil (0.010 inch; 0.254 mm) vapor retarder
				conforming to ASTM E1745 Class A requirements with joints lapped not less than
				6 inches (152 mm) shall be placed between the concrete floor slab and the base
				course or the prepared subgrade where no base course exists.
Exception: The vapor retarder is not required for the
				following:
1. Utility buildings and
			 other unheated accessory structures.
2. For unheated storage rooms having an area
			 of less than 70 square feet (6.5 m2) and carports.
3. Driveways, walks, patios and other
			 flatwork not likely to be enclosed and heated at a later date.
4. Where approved by the building official,
			 based on local site conditions.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1226 - IRC R606.7 Piers

Current through Register Vol. 48, No. 6, June 28, 2024
The unsupported height of masonry piers shall not exceed 10
				times their least dimension. Where structural clay tile or hollow concrete
				masonry units are used for isolated piers to support beams and girders, the
				cellular spaces shall be filled solidly with grout or Type M or S mortar,
				except that unfilled hollow piers shall be permitted to be used if their
				unsupported height is not more than four times their least dimension. Where
				hollow masonry units are solidly filled with grout or Type M or S mortar, the
				allowable compressive stress shall be permitted to be increased as provided in
				Table R606.9.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1227 - IRC R802.10.1 Wood Truss Design

Current through Register Vol. 48, No. 6, June 28, 2024
Truss design drawings, prepared in conformance to Section
				R802.10 shall be provided to the building official at the time of their
				inspection. Truss design drawings shall be provided with the shipment of
				trusses delivered to the job site. Truss design drawings shall include, at a
				minimum, the following information:
1.
			 Slope or depth, span and spacing.
2. Location of all joints.
3. Required bearing widths.
4. Design loads as applicable.
4.1. Top chord live load (as determined from
			 Section R301.6).
4.2. Top chord
			 dead load.
4.3. Bottom chord live
			 load.
4.4. Bottom chord dead
			 load.
4.5. Concentrated loads and
			 their points of application.
4.6.
			 Controlling wind and earthquake loads.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1228 - IRC R905.2.8.5 Drip Edge

Current through Register Vol. 48, No. 6, June 28, 2024
A drip edge shall be provided at eaves and rake edges of
				asphalt shingle roofs where required by the manufacturer.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1229 - IRC M1411.6 Insulation of refrigerant piping

Current through Register Vol. 48, No. 6, June 28, 2024
Pipings and fittings for refrigerant vapor (suction) lines
				shall be insulated with insulation having a thermal resistivity of at least
				R2.5 hr. ft2 F/Btu and having external surface permeance not exceeding 0.05
				perm [2.87ng/(s x m2 x Pa)] when tested in
				accordance with ASTM E96.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1232 - IRC M1502.3 Duct termination

Current through Register Vol. 48, No. 6, June 28, 2024
Exhaust ducts shall terminate on the outside of the building.
				Exhaust duct terminations shall be in accordance with the dryer manufacturer's
				installation instructions. Exhaust duct terminations shall be equipped with a
				backdraft damper. Screens shall not be installed at the duct
				termination.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1233 - IRC M1502.4.2 Duct Installation

Current through Register Vol. 48, No. 6, June 28, 2024
Exhaust ducts shall be supported at intervals not to exceed 8
				feet and within 16 inches of each side of a joint that is not installed in a
				vertical orientation, secured in place, making rigid contact with the duct at
				not less than 4 equally spaced points or 2/3rds contact if strap is used. All
				brackets or strapping must be noncombustible. The insert end of the duct shall
				extend into the adjoining duct or fitting in the direction of airflow. The
				overlap shall comply with Section M1601.4.2. Ducts shall not be joined with
				screws or similar devices that protrude into the inside of the duct. Exhaust
				ducts shall be sealed in accordance with Section M1601.4.1. Where dryer ducts
				are enclosed in wall or ceiling cavities, such cavities shall allow the
				installation without deformation. The duct work may be ovalized as long as it
				terminates in an approved duct box. Minor imperfections located on the duct, in
				areas other than along the seam, do not constitute a
				violation.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1234 - IRC M1502.4.6 Duct length

Current through Register Vol. 48, No. 6, June 28, 2024
The maximum length of a clothes dryer exhaust duct shall not
				exceed 35 feet (10668 mm) from the dryer location to the wall or roof
				termination.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1235 - IRC M1503.6 Makeup air required

Current through Register Vol. 48, No. 6, June 28, 2024
Exhaust hood systems capable of exhausting more than 400 cubic
				feet per minute (0.19m3/s) shall be mechanically or naturally provided with
				makeup air at a rate approximately equal to the exhaust air rate more than 400
				cubic feet per minute. Such makeup air systems shall be equipped with not less
				than one damper. Each damper shall be a gravity damper or an electrically
				operated damper that automatically opens when the exhaust system operates.
				Dampers shall be accessible for inspection, service, repair and replacement
				without removing permanent construction or any other ducts not connected to the
				damper being inspected, serviced, repaired or replaced.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1236 - IRC M1504.3 Exhaust Openings

Current through Register Vol. 48, No. 6, June 28, 2024
Air exhaust openings shall terminate as follows:
1. Not less than 3 feet (914 mm) from
			 property lines.
2. Not less than 3
			 feet (914 mm) from gravity air intake openings, operable windows and
			 doors.
3. Not less than 10 feet
			 (3048 mm) from mechanical air intake openings except where the exhaust opening
			 is located not less than 3 feet (914 mm) above the air intake opening. Openings
			 shall comply with Sections R303.5.2 and R303.6.
Exception: Bathrooms, water closets shower
				spaces.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1237 - IRC M1601.4.1 Joints, seams and connections

Current through Register Vol. 48, No. 6, June 28, 2024
Longitudinal and transverse joints, seams and connections in
				metallic and nonmetallic ducts shall be constructed as specified in SMACNA HVAC
				Duct Construction Standards-Metal and Flexible and NAIMA Fibrous Glass Duct
				Construction Standards. Joints, longitudinal and transverse seams, and
				connections in ductwork shall be securely fastened and sealed with welds,
				gaskets, mastics (adhesives), mastic- plus-embedded-fabric systems, liquid
				sealants or tapes.
Tapes and mastics used to seal fibrous glass ductwork shall be
				listed and labeled in accordance with UL 181A and shall be marked "181A-P" for
				pressure-sensitive tape, "181 A-M" for mastic or "181 A-H" for heat-sensitive
				tape. Tapes and mastics used to seal metallic and flexible air ducts and
				flexible air connectors shall comply with
UL 181B and shall be marked "181 B-FX" for pressure-sensitive
				tape or "181 BM" for mastic. Duct connections to flanges of air distribution
				system equipment shall be sealed and mechanically fastened. Mechanical
				fasteners for use with flexible nonmetallic air ducts shall comply with UL 181B
				and shall be marked 181B-C. Crimp joints for round metallic ducts shall have a
				contact lap of not less than 1 inch (25 mm) and shall be mechanically fastened
				by means of not less than three sheet-metal screws or rivets equally spaced
				around the joint. Closure systems used to seal all ductwork shall be installed
				in accordance with the manufacturers' instructions.
Exceptions:
1. Spray
			 polyurethane foam shall be permitted to be applied without additional joint
			 seals.
2. Where a duct connection
			 is made that is partially without access, three screws or rivets shall be
			 equally spaced on the exposed portion of the joint so as to prevent a hinge
			 effect.
3. For ducts having a
			 static pressure classification of less than 2 inches of water column (500 Pa),
			 additional closure systems shall not be required for continuously welded joints
			 and seams and locking-type joints and seams.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1238 - IRC G2418.2 Design and Installation

Current through Register Vol. 48, No. 6, June 28, 2024
Piping shall be supported with pipe hooks, pipe straps, bands,
				brackets, hangers, or building structural components suitable for the size of
				piping, of adequate strength and quality, and located at intervals so as to
				prevent or damp out excessive vibration.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1239 - IRC P2503.6 Shower Liner Test

Current through Register Vol. 48, No. 6, June 28, 2024
Where shower floors and receptors are made water tight by the
				application of materials required by Section P2709.2, the completed liner
				installation shall be tested. Shower liner shall be tested to the lesser of the
				depth of threshold or 2" and shall be operated at normal pressure for a test
				period of not less than 15 minutes, and there shall be no evidence of leakage.
				The shower liner test shall be performed at the final plumbing
				inspection.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1240 - IRC P2603.2.1 Protection against physical damage

Current through Register Vol. 48, No. 6, June 28, 2024
In concealed locations, where piping, other than cast-iron or
				galvanized steel, is installed through holes or notches in studs, joists,
				rafters or similar members less than 1 ¼ inches (31.8 mm) from the
				nearest edge of the member, the pipe shall be protected by steel shield plates.
				Such shield plates shall have a thickness of not less than 0.0575 inch (1.463
				mm) (No. 16 Gage). Such plates shall cover the area of the pipe where the
				member is notched or bored, and shall extend not less than 2 inches (51 mm)
				above sole plates and below top plates. Steel shield plates shall not be
				secured with nails, or screws unless required by the
				manufacturer.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1241 - IRC P2603.5 Freezing

Current through Register Vol. 48, No. 6, June 28, 2024
In localities having a winter design temperature of 32°F
				(0°C) or lower as shown in Table R301.2 of this code, a water pipe shall
				not be installed outside of a building, in exterior walls, in attics or crawl
				spaces, or in any other place subjected to freezing temperatures unless
				adequate provision is made to protect it from freezing by insulation or heat or
				both. Water service pipe shall be installed not less than 12 inches (305 mm)
				deep and not less than 6 inches (152 mm) below the frost line.
Exception: Water pipes that are installed on the warm in winter
				side of the building envelope, i.e. above the insulation line in a floor system
				or below the insulation line in an attic do not need additional pipe
				insulation.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1242 - IRC P2705.1 General

Current through Register Vol. 48, No. 6, June 28, 2024
The installation of fixtures shall conform to the
				following:
1. Floor-outlet or
			 floor-mounted fixtures shall be secured to the drainage connection and to the
			 floor, where so designed, by screws, bolts, washers, nuts and similar fasteners
			 of copper, copper alloy or other corrosion-resistant material.
2. Wall-hung fixtures shall be rigidly
			 supported so that strain is not transmitted to the plumbing system.
3. Where fixtures come in contact with walls
			 and floors, the contact area shall be watertight.
Exception: Water closets and/or bidets shall not be required to
				be caulked to flooring surface.
4. Plumbing fixtures shall be
			 usable.
5. A water closet, lavatory
			 or bidet shall not be set closer than 15 inches (381 mm) from its center to any
			 side wall, partition or vanity or closer than 27 inches center-to-center
			 between adjacent fixtures. There shall be a clearance of not less than 21
			 inches (533 mm) in front of a water closet, lavatory or bidet to any wall,
			 fixture or door.
6. The location of
			 piping, fixtures or equipment shall not interfere with the operation of windows
			 or doors.
7. In flood hazard areas
			 as established by Table R301.2, plumbing fixtures shall be located or installed
			 in accordance with Section R322.1.6.
8. Integral fixture-fitting mounting surfaces
			 on manufactured plumbing fixtures or plumbing fixtures constructed on site,
			 shall meet the design requirements of ASME A112.19.2/CSA B45.1 or ASME
			 A112.19.3/CSA B45.4.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1243 - IRC P2708.4 Shower control valves

Current through Register Vol. 48, No. 6, June 28, 2024
Individual shower and tub/shower combination valves shall be
				balanced-pressure, thermostatic or combination balanced-pressure/thermostatic
				valves that conform to the requirements of ASSE 1016/ASME 112.1016/CSA B125.16
				or ASME A112.18.1/CSA B125.1. Shower and tub/shower combination valves required
				by this section shall be equipped with a means to limit the maximum setting of
				the valve to 120°F (49°C), which shall be field adjusted in accordance
				with the manufacturer's instructions to provide water at a temperature not to
				exceed 120° (49°C). In-line thermostatic valves shall not be utilized
				for compliance with this section.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1244 - IRC P2713.3 Bathtub and whirlpool bathtub valves

Current through Register Vol. 48, No. 6, June 28, 2024
Hot water supplied to bathtubs and whirlpool bathtubs shall be
				limited to a temperature of not greater than 120°F (49°C) by a
				water-temperature limiting device that conforms to ASSE 1070/ASME A112.1070/CSA
				B125.70 or CSA B125.3, except where such protection is otherwise provided by a
				combination tub/shower valve in accordance with Section
				P2708.4.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1246 - IRC P2904.2.4.2.1 Additional requirements for pendent sprinklers

Current through Register Vol. 48, No. 6, June 28, 2024
Pendent sprinklers within 3 feet (915 mm) of the center of a
				ceiling fan, surface mounted ceiling luminaire or similar object shall be
				considered to be obstructed, and additional sprinklers shall be
				installed.
Exception: Pendent sprinklers within 3 feet (915 mm) of the
				center of a ceiling fan shall not be considered to be obstructed if the total
				area of the fan blades does not exceed more than 50% of the plan area
				view.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1248 - IRC E3802.4 In unfinished basements

Current through Register Vol. 48, No. 6, June 28, 2024
Where type NM or SE cable is run at angles with joists in
				unfinished basements, cable assemblies containing two or more conductors of
				sizes 6 AWG and larger and assemblies containing three or more conductors of
				sizes 8 AWG and larger shall not require additional protection where attached
				directly to the bottom of the joists. Smaller cables shall be run either
				through bored holes in joists or on running boards. Type NM or SE cable
				installed on the wall of an unfinished basement shall be permitted to be
				installed in a listed conduit or tubing or shall be protected in accordance
				with Table E3802.1. Conduit or tubing shall be provided with a suitable
				insulating bushing or adapter at the point where the cable enters the raceway.
				The sheath of the Type NM or SE cable shall extend through the conduit or
				tubing and into the outlet or device box not less than 1/4 inch (6.4 mm). The
				cable shall be secured within 12 inches (305 mm) of the point where the cable
				enters the conduit or tubing. Metal conduit, tubing, and metal outlet boxes
				shall be connected to an equipment grounding conductor complying with Section
				E3908.13. [334.15(C)]
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1249 - IRC R3901.4.2.1 Islands and peninsular countertops and work spaces

Current through Register Vol. 48, No. 6, June 28, 2024
Receptacle outlets shall be installed in accordance with the
				following: [210.52(C)(2)]
1. At least
			 one receptacle outlet shall be provided for the first 6 feet
			 (0.84m2), or fraction thereof, of the countertop or
			 work surface. A minimum of two receptacle outlets shall be provided for any
			 island over 6 feet long.
2. At
			 least one receptacle outlet shall be located within 2 feet (600 mm) of the
			 outer end of a peninsular countertop or work surface. Additional receptacle
			 outlets shall be permitted to be located as determined by the installer,
			 designer or building
owner
. The location of the receptacle
			 outlets shall be in accordance with Section E3901.4.3
			 [210.52(C)(2)(b)].
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1250 - IRC E3902 Ground-Fault and Arc-Fault Circuit-Interrupter Protection

Current through Register Vol. 48, No. 6, June 28, 2024
Remove all references to "through 250 volt" from all parts of
				Section E3902.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1251 - IRC E3902.5 Basement receptacles

Current through Register Vol. 48, No. 6, June 28, 2024
125-volt receptacles installed in basements and supplied by
				single phase branch circuits rated 150 volts or less to ground shall have
				ground-fault circuit-interrupter protection for personnel.
				[210.8(A)(5)].
Exceptions:
1. A
			 receptacle supplying only a permanently installed fire alarm or burglar alarm
			 system. A receptacle installed in accordance with this exception shall not be
			 considered as meeting the requirement of Section E3901.9. Receptacles installed
			 in accordance with this exception shall not be considered as meeting the
			 requirement of Section E3901.9 [210.8(A)(5) Exception].
2. Receptacles in walk-out basements are
			 excluded from this requirement.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1252 - IRC R3902.17 Arc Fault Circuit Interrupted Protection

Current through Register Vol. 48, No. 6, June 28, 2024
In areas other than kitchen and laundry areas, branch circuits
				that supply 120-volt single-phase, 15- and 20-ampere outlets installed in
				family rooms, dining rooms, living rooms, parlors, libraries, dens, bedrooms,
				sunrooms, recreations rooms, closets, hallways, and similar rooms or areas
				shall be protected by any of the following: [210.12(A)]
1. A listed combination-type arc-fault
			 circuit-interrupter, installed to provide protection of the entire branch
			 circuit. [210.12(A)(1)]
2. A listed
			 branch/feeder-type AFCI installed at the origin of the branch-circuit in
			 combination with a listed outlet branch-circuit-type arc-fault
			 circuit-interrupter installed at the first outlet box on the branch circuit.
			 The first outlet box in the branch circuit shall be marked to indicate that it
			 is the first outlet of the circuit. [210.12(A)(2)]
3. A listed supplemental arc-protection
			 circuit breaker installed at the origin of the branch circuit in combination
			 with a listed outlet branch-circuit-type arc-fault circuit interrupter
			 installed at the first outlet box on the branch circuit where all of the
			 following conditions are met:
3.1. The
			 branch-circuit wiring shall be continuous from the branch-circuit overcurrent
			 device to the outlet branch-circuit arc-fault circuit-interrupter.
3.2. The maximum length of the branch-circuit
			 wiring from the branch-circuit overcurrent device to the first outlet shall not
			 exceed 50 feet (15.2 m) for 14 AWG conductors and 70 feet (21.3 m) for 12 AWG
			 conductors.
3.3. The first outlet
			 box on the branch circuit shall be marked to indicate that it is the first
			 outlet on the circuit. [210.12(A)(3)].
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1253 - IRC E4002.14. Tamper-resistant receptacles

Current through Register Vol. 48, No. 6, June 28, 2024
In areas specified in Section E3901.1, 15- and 20-ampere,
				125-volt nonlocking-type receptacles shall be
listed
tamper-resistant receptacles. [406.12]
Exception: Receptacles in the following locations shall not be
				required to be tamper resistant:
1.
			 Receptacles located more than 5.5 feet (1676 mm) above the floor.
2. Receptacles that are part of a luminaire
			 or appliance.
3. A single
			 receptacle for a single appliance or a duplex receptacle for two appliances
			 where such receptacles are located in spaces dedicated for the appliances
			 served and, under conditions of normal use, the appliances are not easily moved
			 from one place to another. The appliances shall be cord-and-plug-connected to
			 such receptacles in accordance with Section E3909.4. [406.12
			 Exception].
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 12 - INTERNATIONAL RESIDENTIAL CODE › Section 8-1254 - IRC Chapter 44 Referenced Standards

Current through Register Vol. 48, No. 6, June 28, 2024
Delete from Referenced Standards the following:
ANCE: NMX-J-521/2-40-ANCE-2014/CAN/CSA-22.2 No.
				60335-2-40-12/UL 60335-2-40: Safety of Household and Similar Electric
				Appliances, Part 2-40: Particular Requirements for Heat Pumps, Air-Conditioners
				and Dehumidifiers.
Update the Referenced Standards as follows:
CSA: CSA/C22.2 No. 60335-2-40-2019: Safety of Household and
				Similar Electrical Appliances, Part 2-40: Particular Requirements for
				Electrical Heat Pumps, Air-Conditioners and Dehumidifiers,
				3rd Edition M1402.1, M1403.1, M1412.1, M1413.1,
				M2006.1.
UL:UL/CSA 60335-2-40-2019: Standard for Household and Similar
				Electrical Appliances, Part 2-40: Particular Requirements for Electrical Heat
				Pumps Air-Conditioners and Dehumidifiers M1402.1, M1403.1, M1412.1, M1413.1,
				M2006.1.
South Carolina Code of Regulations › Chapter 8 - BUILDING CODES COUNCIL › Article 13 - INTERNATIONAL MECHANICAL CODE › Section 8-1300 - International Mechanical Code

Current through Register Vol. 48, No. 6, June 28, 2024
NOTE-This article is based upon the International Mechanical
				Code, 2021 Edition, in accordance with the statutory amendments to acts
				governing the Building Codes Council, except for the modifications referenced
				below.
This code is identical to the 2021 Edition of the International
				Mechanical Code except for the following modifications: