Section 675IAC14-4.3-26. Section R309; garages and carports

   Change the title and text of Section R309 as follows:

(1) Change the title of Section R309 to read as follows: GARAGES, CARPORTS, OR ACCESSORY STRUCTURES.

(2) Change the text of Section R309.2 to read as follows: The garage shall be separated from the residence and its attic area by a smoke separation of not less than 1/2 inch (13 mm) gypsum board applied to the garage side of the framing.

Exception: Pull down stairs may be installed in garage/attic separations when installed in a manner that resists the passage of smoke.

(3) Change the second paragraph of Sections R309.3 and R309.4 to read as follows: The area of floor used for parking of automobiles or other vehicles shall be sloped to facilitate the movement of liquids to an approved drain or toward the main vehicle entry doorway.

(4) Delete the title and text of Section R309.5, Flood hazard areas, and substitute to read as follows: R309.5 Detached garages, carports, or accessory structures.

R309.5.1 Separation. Detached garages, carports, and accessory structures shall be separated from dwellings by not less than 6 feet (1,829 mm) of open space, except that such space may be roofed in accordance with Chapters 8 and 9 of this code. Detached garages, carports, and accessory structures separated from dwellings by less than 6 feet (1,829 mm) of open space shall be considered the same as attached garages, carports, and accessory structures. In no case shall garages, carports, or accessory structures be attached to the dwelling when the footings of the structure to be attached are above the frost line and the adjacent footings of the dwelling are at or below the frost line unless approved by the building official.

R309.5.2 Requirements. Detached garages, detached carports, or accessory structures shall be constructed to applicable sections of this code unless otherwise noted in TABLE R309. Any habitable area(s) located within a detached garage or accessory structure shall meet all applicable sections of this code and shall be provided with an exit door as specified in Section R311.

(5) Add TABLE R309 at the end of Section R309 to read as follows:

TABLE R309
DETACHED GARAGES, DETACHED CARPORTS, OR ACCESSORY STRUCTURES
CONSTRUCTION REQUIREMENTS	Portable 200 Square Feet Maximum	Monolithic1 Footings 721 Square Feet Maximum	Structures with Conventional Foundation
Footings and Foundations	No Requirements	8" W × 18" D2 or 12" W × 12" D2
Floors	No Requirements
Exterior Walls	No Requirements
Girders and Headers	No Requirements	Indiana Residential Code	Indiana
Roof Systems	No Requirements		Residential Code
Electrical Power Limits	One 20 Amp. Circuit
Water Supply/Sanitation	Not Allowed	1
Permanent Heat	Not Allowed	1
Maximum Number of Stories	1	13	3
NOTES:
1In structures utilizing monolithic floor systems, the water and sanitation systems and permanent heating facilities may be installed when approved flexible connections are provided.
26 × 6 - W2.9 × W2.9 welded wire fabric or equivalent is required when monolithic slab footing system is used.
3One story unless otherwise approved by the building official.

(Fire Prevention and Building Safety Commission; 675 IAC 14-4.3-26; filed Jun 13, 2005, 3:00 p.m.: 28 IR 3265, eff 90 days after filing with the Secretary of State; filed Mar 6, 2008, 11:13 a.m.: 20080402-IR-675070483FRA; readopted filed Aug 4, 2011, 8:35 a.m.: 20110831-IR-675110254RFA)