Indiana Administrative Code
Title 675 - FIRE PREVENTION AND BUILDING SAFETY COMMISSION
Article 13 - BUILDING CODES
Rule 2.6 - 2014 Indiana Building Code
Section 2.6-14 - Chapter 12; interior environment

Universal Citation: 675 IN Admin Code 2.6-14

Current through March 20, 2024

Authority: IC 22-13-2-2; IC 22-13-2-13

Affected: IC 22-12; IC 22-13; IC 22-14; IC 22-15; IC 36-7

Sec. 14.

Chapter 12 is amended as follows:

(a) Amend Section 1201.1, Scope, by deleting the text and inserting to read as follows: The provisions of this chapter shall govern ventilation, temperature control, lighting, yards and courts, room dimensions, and surrounding materials associated with the interior spaces of buildings.

(b) Amend Section 1203.1, General, as follows:

(1) In the third line after "with", insert "Section 403 of".

(2) Delete the second paragraph in its entirety without substitution.

(c) Amend Section 1203.2, Attic Spaces, by deleting the text in exception 3 and inserting to read as follows: 3. Ventilation is not required where compliance with the Indiana Energy Conservation Code (675 IAC 19) is achieved by insulating entirely above the roof deck.

(d) Amend Section 1203.3.2, Exceptions, as follows:

(1) Amend Exception 1 by deleting "Where warranted by climatic conditions" without substitution.

(2) Delete Exception 5 without substitution.

(e) Amend Section 1204.1, Equipment and systems, by adding after "day", "based on the exterior design condition as stated in the Indiana Energy Conservation Code (675 IAC 19)".

(f) Delete Section 1207, Sound transmission, in its entirety without substitution.

(g) Amend Section 1208.2, Minimum ceiling heights, by deleting Exception 1 without substitution.

(h) Amend Section 1209.1, Crawl spaces, by deleting "18 inches by 24 inches (457 mm by 610 mm)" and inserting "sixteen (16) inches by thirty (30) inches (406) mm by (672) mm)".

(i) Amend Section 1209.2, Attic spaces, by deleting the text and inserting to read as follows: An opening not less than twenty (20) inches by forty (40) inches (five hundred eight (508) mm by one thousand sixteen (1,016) mm) shall be provided to any attic area having a clear height of over thirty (30) inches (seven hundred sixty-two (762) mm). Thirty (30) inches (seven hundred sixty-two (762) mm) minimum clear headroom in the attic space shall be provided at or above the access opening. When the access opening penetrates fire-resistive construction, the attic access opening closure shall provide the fire-resistive construction as required for the fire-resistive construction that is penetrated for the opening, and may be manufactured or field assembled, and shall be tight fitting.

Exceptions:

1. Access to unusable attic space is not required where compliance with the Indiana Energy Conservation Code is achieved by insulating entirely above the roof deck and the building is Type I or Type II construction.

2. Access is not required to unusable attic space within dwelling units where the roof has a slope of less than 1:12 and compliance with the Indiana Energy Conservation Code is achieved by insulating entirely above the roof deck.

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