South Carolina Administrative Code

8-1204. IRC Figure R302.1 Exterior walls. 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 develop- ment o…

8-1205. IRC Section R302.4.1 Through penetrations. 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. Exception…

8-1206. IRC Section R302.5.1 Opening protection. 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 th…

8-1207. Section R.302.13 Fire Protection of Floors. 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 …

8-1208. IRC Section R303.4 Mechanical ventilation. The Building Codes Council does not adopt IRC Section R303.4.

8-1209. IRC Figure R307.1 Minimum Fixture Clearances.

8-1210. IRC Section R311.7.5.1 Risers. 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 he…

8-1211. IRC Section R312.1.1 Where required. 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 …

8-1212. IRC Section R312.2 Window Fall Protection 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.

8-1213. IRC Section R313 Automatic Fire Sprinkler Systems. 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 res…

8-1214. IRC Section R317.1.1 Field treatment. 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 manufactur- er’s recommendations.

8-1215. IRC Section 318.1 Subterranean termite control methods. 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 Universi…

8-1216. IRC Section R318.4 Foam Plastic Protection. 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 un…

8-1217. IRC Section 318.5 Termite Inspection Strip. 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.

8-1218. IRC Section R322.1 General. 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 structu…

8-1219. IRC Section R326.3 Story above grade plane. 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 …

8-1220. IRC Section R404.1.9.2 Masonry piers supporting floor girders. 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 fi…

8-1221. IRC Section R408.3 Unvented Crawl Space. 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) …

8-1222. IRC Section R408.4 Access. 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…

8-1223. IRC Section R408.8 Under-floor vapor retarder. Section R408.8 is deleted without substitution.

8-1224. IRC Section R502.11.4 Truss design drawings. 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 tru…

8-1225. IRC Section R506.2.3 Vapor Retarder. 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…

8-1226. IRC Section R606.7 Piers. 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 sol…

8-1227. IRC Section R802.10.1 Wood Truss Design. 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…

8-1228. IRC Section R905.2.8.5 Drip Edge. A drip edge shall be provided at eaves and rake edges of asphalt shingle roofs where required by the manufacturer.

8-1229. IRC Section M1411.6 Insulation of refrigerant piping. 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…

8-1230. IRC Chapter 11 Energy Efficiency. The Building Codes Council does not adopt IRC Chapter 11.

8-1231. IRC Section M1411.9 Locking access port caps. IRC Section M1411.9 is deleted without substitution.

8-1232. IRC Section M1502.3 Duct termination. 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 dampe…

8-1233. IRC Section M1502.4.2 Duct Installation. 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 …

8-1234. IRC Section M1502.4.6 Duct length. 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.

8-1235. IRC Section M1503.6 Makeup air required. 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 pe…

8-1236. IRC Section M1504.3 Exhaust Openings. 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) f…

8-1237. IRC Section M1601.4.1 Joints, seams and connections. 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 Co…

8-1238. IRC Section G2418.2 Design and Installation. 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…

8-1239. IRC Section P2503.6 Shower Liner Test. 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 threshol…

8-1240. IRC Section P2603.2.1 Protection against physical damage. 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 1 ⁄4 inches (31.8 mm) from the nearest …

8-1241. IRC Section P2603.5 Freezing. 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 …

8-1242. IRC Section P2705.1 General. 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 co…

8-1243. IRC Section P2708.4 Shower control valves. 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 A1…

8-1244. IRC Section P2713.3 Bathtub and whirlpool bathtub valves. 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…

8-1245. IRC Section P2903.10 Hose Bibb. This section is deleted without substitution.

8-1246. IRC Section P2904.2.4.2.1 Additional requirements for pendent sprinklers. 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…

8-1247. IRC Section E3606.5 Surge protection. This section is deleted without substitution.

8-1248. IRC Section E3802.4 In unfinished basements. 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 …

8-1249. IRC Section R3901.4.2.1 Islands and peninsular countertops and work spaces 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 (0.84m 2 ), or fraction thereof, of t…

8-125. Application Required. A. General requirements as to all registrants Application for all classifications of registration must be made upon a form furnished by the Council. All applications for registration must be accompanied by the prescribed fee and copies of applicable c…