2012 Utah Code
Title 15A - State Construction and Fire Codes Act
Article 3 - Statewide Amendments Incorporated as Part of State Construction Code
Section 401 - General provisions.

The following are adopted as amendments to the IMC to be applicable statewide:

(1) In IMC, Section 202, the definition for "CONDITIONED SPACE" is deleted and replaced with the following: "CONDITIONED SPACE. An area, room, or space enclosed within the building thermal envelope that is directly heated or cooled, or indirectly heated or cooled by any of the following means:

1. Openings directly into an adjacent conditioned space.

2. An un-insulated floor, ceiling or wall adjacent to a conditioned space.

3. Un-insulated duct, piping or other heat or cooling source within the space."

(2) In IMC, Section 403, a new Section 403.8 is added as follows: "Retrospective effect. Removal, alteration, or abandonment shall not be required, and continued use and maintenance shall be allowed, for a ventilation system within an existing installation that complies with the requirements of this Section 403 regardless of whether the ventilation system satisfied the minimum ventilation rate requirements of prior law."

(3) In IMC, Table 603.4, in the section "Round ducts and enclosed rectangular ducts", the word "enclosed" is deleted; the words "14 inches or less" are deleted and replaced with "over 8 inches but less than 15 inches"; the wording "8 inches or less" under duct size, "0.013" under minimum thickness (in.), "30" under equivalent gage no., and "0.0159" under aluminum minimum thickness (in.), are added; and the section "Exposed rectangular ducts" is deleted.

(4) In IMC, Section 1004.2, the first sentence is deleted and replaced with the following: "Boilers and pressure vessels in Utah are regulated by the Utah Labor Commission, Division of Boiler, Elevator and Coal Mine Safety, except those located in private residences or in apartment houses of less than five family units. Boilers shall be installed in accordance with their listing and labeling, with minimum clearances as prescribed by the manufacturer's installation instructions."

(5) In IMC, Section 1004.3.1, the word "unlisted" is inserted before the word "boilers".

(6) IMC, Section 1101.10, is deleted.

Amended by Chapter 297, 2013 General Session