A. Table R301.5 Amended – Minimum Uniformly Distributed Live Loads. Table R301.5 is amended as follows:

The required live load for “Sleeping areas” is amended to 40 pounds per square foot (psf) uniform load. The remainder of Table R301.5 remains unchanged.

B. Section R313.2 Amended – One- and Two-Family Dwellings Automatic Fire Sprinkler Systems. Item No. 1 of Section R313.2 is amended to read as follows:

1. An automatic residential fire sprinkler system shall not be required for additions or alterations to existing one- and two-family dwellings that are not already provided with an automatic residential sprinkler system unless the alteration involves reconstruction of 90% or more of the structure above the slab/foundation. Any existing structure that is being converted to a one- or two- family dwelling for the first time is considered a new dwelling.

C. Section 406.3.2.1 Amended – Dwelling Unit Separation. Section 406.3.2.1 is amended to read as follows:

406.3.2.1 Dwelling unit separation. The private garage shall be separated from the dwelling unit and its attic area by means of a minimum 5/8-inch Type X (15.9 mm) gypsum board applied to the garage side. Garages beneath habitable rooms shall be separated from all habitable rooms above by not less than a 5/8-inch (15.9 mm) Type X gypsum board or equivalent and the same applied to structures supporting the separation from the habitable rooms above the garage.

D. Section R401.1 Amended – Application. Section R401.1 shall be amended by replacing the last sentence of the first paragraph and all of the listed exceptions with the following:

Wood foundations shall not be permitted.

EXCEPTIONS:

1. Non-occupied, single story, detached wood or metal storage sheds and similar uses other than a garage or carport, may be supported on skids provided the skids are anchored to the surface, the building width does not exceed 14 feet, the building length does not exceed 40 feet, the plate height does not exceed 12 feet above grade at any point, and the maximum roof projection does not exceed 24 inches.

2. At the discretion of the building official, pressure treated wood posts or poles embedded in earth or in concrete footings may be used for minor accessory buildings, typically limited to 200 square feet, and nonbuilding structures.