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Table of Contents » Title 12 Building, Utility, etc. Codes » Chapter 1 Residential Code » § 12-102 Modifications.
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Title 12
12-1
Title 12, Chapter 1
12-101
§ 12-101
Mountain City
Title 12 : Building, Utility, etc. Codes
Chapter 1 : Residential Code

12-102 : Modifications.

  1. Definitions. Whenever the words "Building Official" are used in the residential code, they shall refer to the person designated by the board of mayor and aldermen to enforce the provisions of the residential code.
  2. Penalty clause deleted. Section 108 of the residential code is deleted.
  3. Automatic sprinkler system standards. Section R 313 pertaining to automatic sprinkler systems for townhouses and residential dwellings for single family and double family dwellings is hereby deleted.
  4. Chapters 34-43 relating to electrical installations are deleted and electrical standards adopted in State of Tennessee rule 0780-02-01 Electrical Installations shall apply.
  5. Figure R301.2 (2) Seismic Design Categories is deleted and replaced with Figure R301.2 (2) Seismic design Categories Site Class D from the 2015 edition of the IRC.
  6. Section R314.6 Power Source relating to Smoke Alarms is amended to create exception # 3 that shall read: Exception 3. Interconnection and hardwiring of smoke alarms in existing areas shall not be required where the alterations or repairs do not result in the removal of interior walls or ceiling finishes exposing the structure.
  7. Section N1102.4.1.2 (R402.4.1.2) Testing is replaced with Section N1102.4.2.1 Testing Option and Section N1102.4.2.2 Visual Inspection from the 2009 IRC.
  8. Section N1103.3.3 (R403.3.3) Duct Testing (Mandatory) and Section N1103.3.4 (R403.3.4) Duct Leakage (Prescriptive) are optional.
  9. Table N1102.1.2 (R402.l.2) Insulation and Fenestration Requirement by Component and Table N1102.1.4 (R402.l.4) Equivalent U-Factors from IRC are replaced with Table N1102.1 Insulation and Fenestration Requirements by Component and Table N1102.1.2 Equivalent U-Factor from the 2009 IRC.
  10. Section N1102.4.4(R402.4.4) Rooms Containing Fuel-Burning Appliances is deleted in its entirety.
  11. Table N1102.1 Insulation and Fenestration Requirements by Component in the 2009 edition is adopted and amended by adding the following as Footnote "L": "Log walls complying with ICC 400 and with a minimum average wall thickness of 5" or greater shall be permitted in Zone 4 When a fenestration U-Factor of .35 or lower is used, a skylight U-Factor of .60 or lower is used, a 90 AFUE Furnace is used, an 85 AFUE Boiler is used, and a 9.0 HSPF Heat Pump (Heating) and 15 SEER (Colling) are used. This table replaces Table N1102.1.2 (R402. l.2) of the 2018 IRC. (Ord. 1714, Dec. 2021)