Iowa Administrative Code › Agency 661 - Public Safety Department › Chapter 301 - State Building Code-general Provisions › Rule 661-301.3 - General Provisions

Current through Register Vol. 47, No. 3, July 24, 2024
The provisions of the International Building Code, 2015
				edition, published by the International Code Council, 500 New Jersey Avenue NW,
				6th Floor, Washington, D.C. 20001, are hereby adopted by reference as the
				general requirements for building construction, with the following
				amendments:
(1) Delete section
			 101.1.
(2) Delete section
			 101.2 and insert
			 in lieu thereof the following new section:
101.2 Scope. The provisions of this code shall apply to the
				construction, alteration, movement, enlargement, replacement, repair,
				equipment, use and occupancy, location, maintenance, removal and demolition of
				every building or structure or any appurtenances connected or attached to such
				buildings or structures.
Exception: Detached one- and two-family dwellings and multiple
				single-family dwellings (townhouses) not more than three stories above grade
				plane in height with a separate means of egress and their accessory structures
				shall comply with the International Residential Code, as amended by rule
				661-301.8
				(103A).
(3) Delete sections
			 101.4.1 through 101.4.6.
(4) Delete
			 section 102.6 and insert in lieu thereof the following new section: 102.6
			 Existing Structures. The legal occupancy of any structure existing on the date
			 of adoption of this code shall be permitted to continue without change, except
			 as specifically covered in this code or the state fire code, or as deemed
			 necessary by the building code commissioner for the general safety and welfare
			 of the occupants and the public.
(5) Delete sections 103, 104, 105 and
			 sections therein.
(6) Delete
			 section 106.2.
(7) Delete section
			 107.1 and insert in lieu thereof the following new section:
107.1 General. Submittal documents consisting of construction
				documents, statement of special inspections, a geotechnical report and other
				data shall be submitted in one or more sets with each plan review application.
				The construction documents shall be prepared by a responsible design
				professional where required by the statutes of the jurisdiction in which the
				project is to be constructed. Where special conditions exist, the commissioner
				is authorized to require additional construction documents to be prepared by a
				responsible design professional.
Exception: The commissioner is authorized to waive the
				submission of construction documents and other data not required to be prepared
				by a responsible design professional if it is found that the nature of the work
				applied for is such that review of construction documents is not necessary to
				obtain compliance with this code.
(8) Delete sections 107.3, 107.4, and 107.5
			 and sections therein.
(9) Delete
			 sections 109, 110, 111, 112, 113, 114, 115, and 116 and sections
			 therein.
(10) Add the following to
			 section 202, Definitions:
"Cabin Building." A residential building or structure the use
				of which is transient in nature and which is used for sleeping purposes when
				not classified as an Institutional Group I or when not regulated by the
				International Residential Code.
(11) Add the following to section
			 310.2:
			 Cabin buildings.
(12) Add the
			 following new section 408.9.1:
408.9.1 Windowed Buildings. Plans and specifications for
				windowed buildings or portions of windowed buildings shall include a rational
				analysis demonstrating a tenable environment for exiting from the smoke
				compartment in the area of fire origin.
(13) Delete section 423 in its entirety and
			 insert in lieu thereof the following new section:
423 Storm Shelters.
423.1 General. Any storm shelter or weather safe room as
				defined by rule
				661-315.2 (103A) shall
				be designed and constructed in accordance with ICC 500-2014.
423.1.1 Scope. In accordance with 661-Chapter 315, this section
				applies to storm shelters and weather safe rooms constructed on or after
				January 1,2011. This section does not require the construction of a weather
				safe room or rooms for any construction project but does establish standards
				for design and construction of storm shelters and weather safe rooms when their
				construction is required by another statute, federal statute or regulation, or
				is incorporated voluntarily in a construction project.
(14) Delete section 903.2.8, except for
			 subsections 903.2.8.1 through 903.2.8.4, and insert in lieu thereof the
			 following new section:
903.2.8 Group R. An automatic sprinkler system installed in
				accordance with section
				903.3 shall be
				provided throughout all buildings with a Group R fire area.
Exception: Cabin buildings that are located in remote areas
				without a sufficient municipal water supply for design of a fire sprinkler
				system and that meet all of the following:
1. Not more than one story.
2. Not more than 750 square feet in floor
			 area.
3. Fuel-fired heating
			 equipment and other fuel-fired appliances are separated from sleeping areas by
			 a one-hour fire-rated assembly.
4.
			 Provided with fire alarm and smoke alarm systems as required by section 907 for
			 R-l occupancies.
5. Basements are
			 not allowed.
6. Maintain a fire
			 separation of 20 feet from any other building or structure.
7. Comply with all applicable requirements of
			 the state building code.