Chapter 15.04
INTERNATIONAL BUILDING CODE

Sections:

15.04.010    International Building Code adopted.

15.04.015    Amendments.

15.04.010 International Building Code adopted.

There is adopted, and by this reference made a part of this chapter as though fully set forth herein at length, that certain code known as the International Building Code, 2015 Edition, as amended by Chapter 51-50 WAC, which includes adoption of and amendments to the International Existing Building Code, 2015 Edition, and ICC/ANSI A117.1-2009, including Appendix Chapters E, Supplementary accessibility requirements; G, Flood resistant construction; H, Signs; I, Patio Covers; and J, Grading, therein, as the building code and standards of the city of Tumwater; provided Sections 105.3.2, 105.5, 109.2, 109.6, 113 and Appendix H, Sections H108, H109, H110 and H112 of the International Building Code are not adopted and that those sections of the International Building Code set forth in TMC 15.04.015 are amended to read as follows.

(Ord. O2016-031, Amended, 12/06/2016; Ord. O2013-008, Amended, 06/18/2013; Ord. O2010-017, Amended, 12/21/2010; Ord. O99-035, Amended, 12/07/1999; Ord. O96-027, Amended, 10/15/1996; Ord. O95-025, Amended, 10/17/1995; Ord. 1350, Amended, 12/01/1992; Ord. 1256, Amended, 09/04/1990; Ord. 1209, Added, 02/06/1990)

15.04.015 Amendments.

The following sections of the International Building Code as adopted by TMC 15.04.010 are amended to read as follows:

A.    Section 101.1. These regulations shall be known as the building code of the city of Tumwater, Washington, hereinafter referred to as the “building code” or “this code.”

B.    Section 101.4.3, Plumbing. The provisions of the Uniform Plumbing Code as adopted by TMC Chapter 15.12 shall apply to the installation, alteration, repair and replacement of plumbing systems, including equipment, appliances, fixtures, fittings and appurtenances, and where connected to a water or sewage system and all aspects of a medical gas system.

C.    Section 101.4.6, Energy. The provisions of the International Energy Conservation Code adopted by TMC Chapter 15.20 shall apply to all matters governing the design and construction of buildings for energy efficiency.

D.    Section 105.2 shall be amended to read as follows:

1.    Item 1. One-story detached accessory structures used as tool and storage sheds, playhouses and similar uses, provided the floor area is not greater than 200 square feet (18.58 m2).

2.    Item 2. Fences not over 7 feet (2134 mm) high. Fences not over eight foot high used for agriculture purposes that are of a common deer fence design as described in TMC 18.46.030.

E.    Section 109.3 shall be amended to read as follows:

Section 109.3 shall have a new sentence added to the end of the paragraph as follows:

The value for commonly built structures shall be determined by using the valuation table adopted by the Building Official by policy.

F.    Section 202 Definitions, Approved Agency, shall be amended to read as follows:

1.    Approved Agency. An established and WABO registered agency that is regularly engaged in conducting tests or furnishing inspection services, where such agency has been approved by the building official.

2.    Special Inspector. A WABO registered person employed or retained by an approved agency and approved by the building official as having competence necessary to inspect a particular type of construction requiring special inspection.

G.    Section 903.2, Automatic fire-extinguishing systems, shall be amended to read as follows:

Section 903.2 Where Required. Approved automatic sprinkler systems in new buildings and structures shall be provided in all buildings and locations described in Sections 903.1 through 903.2.12.

Additional Sprinkler Requirements. There are additional sprinkler requirements in all structures or buildings where the gross square footage, basements included, exceeds 7,500 square feet, or in all structures or buildings more than three stories in height (unless other sections of this code are more restrictive). The area and height increases specified in IBC Sections 504, 506, and 507 shall be permitted. For the purposes of this section, portions of buildings separated by a four-hour (4) area separation wall(s), constructed without openings and provided with a thirty-inch-high parapet may be considered as separate buildings, except that the entire gross floor area of all floors will be used to determine fire sprinkler requirements.

In addition, in all buildings, including single family residences, where the fire perimeter access or access roadways for fire apparatus cannot be provided due to design and/or location, fire sprinkler systems may be required.

H.    Section 1703.1, Approved Agency, shall be amended to read as follows:

Approved Agency. An established and WABO registered agency regularly engaged in conducting tests or furnishing inspection services, and which also meets the applicable requirements specified in Sections 1702.1.1 through 1703.1.3, when the agency has been approved by the Building Official.

I.    Section 1704, Special Inspections, shall be amended as follows:

1704.2.4 Report requirement. Approved agencies shall keep records of special inspections and tests. The approved agency shall submit reports of special inspections and tests to the building official, for review electronically within 48 hours of completing the inspection, and to the registered design professional in responsible charge. Reports shall indicate that work inspected or tested was or was not completed in conformance to approved construction documents. Discrepancies shall be brought to the immediate attention of the contractor for correction. If they are not corrected, the discrepancies shall be brought to the attention of the building official and to the registered design professional in responsible charge prior to the completion of that phase of the work. A final report documenting required special inspections and tests, and correction of any discrepancies noted in the inspections or tests, shall be submitted at a point in time agreed upon prior to the start of work by the owner or the owner’s authorized agent to the building official.

(Ord. O2016-031, Amended, 12/06/2016; amended during 07/13 supplement; O2010-029, Amended, 06/07/2011; Ord. O2010-017, Added, 12/21/2010)