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Grays Harbor County, Washington Building Codes

Updated : 04/22/2024

Overview

Gray Harbor County, Washington, adopted the 2018 International Residential Code, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.030 (amendments). Gray Harbor County, Washington, adopted the 2018 International Building Code, including Appendix C and J, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.020 (amendments). No local adoption of the International Existing Building Code (IEBC) was found in the municipal code; however, Washington adopted the 2015 IEBC, by amending the reference to the IEBC in Sec. 101.4.7 of the 2018 IBC. See PLRBWashington Building Codes, and Grant County, WA, Muni. Code §14.04.030 (adoption).

Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.

Helpful resources for Grays Harbor County, Washington include the following.

Residential Building Code

Washington adopted a statewide mandatory residential code that will control; however, local governments are free to make laws more strict (with some limitations).See PLRB, Washington Building Codes for more information on state level codes.

Grays Harbor County adopted the 2018 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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2021 Washington State Residential Code (2021 IRC)(Grays Harbor County, WA 15.04.010 - Adoption of building codes.)

...The State Building Code, as defined in RCW 19.27.031 adopting the International Residential Code, the International Building Code, the International Mechanical Code, the International Fire Code, the Washington State Energy Code, and the Uniform Plumbing Code as amended and updated by the Washington State Building Code Council pursuant to...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Grays Harbor County ? Unclear
Comments:

No amendment to Table R301.2(1) was located in the municipal code or city website. Therefore, it is unclear if ice barrier underlayment is required.

Comments

Gray Harbor County, Washington, adopted the 2018 International Residential Code, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.030 (amendments). Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

No adoption of Appendix J was found in the municipal code or city website. 

No local adoption of the International Existing Building Code (IEBC) was found in the municipal code; however, Washington adopted the 2015 IEBC, by amending the reference to the IEBC in Sec. 101.4.7 of the 2018 IBC. See PLRBWashington Building Codes, and Grant County, WA, Muni. Code §14.04.030 (adoption). Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.

Commercial Building Code

Grays Harbor County adopted the 2018 IBC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

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2021 Washington State Building Code (2021 IBC)(Grays Harbor County, WA Municipal Code)

...Adoption not found...

Comments

Gray Harbor County, Washington, adopted the 2018 International Building Code, including Appendix C and J, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.020 (amendments). Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.

Existing Buildings

No local adoption of the International Existing Building Code (IEBC) was found in the municipal code; however, Washington adopted the 2015 IEBC, by amending the reference to the IEBC in Sec. 101.4.7 of the 2018 IBC. See PLRBWashington Building Codes, and Grant County, WA, Muni. Code §14.04.030 (adoption). Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.

Other Building Codes

Gray Harbor County, Washington, adopted the 2018 International Mechanical Code, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.040 (amendments).

Gray Harbor County, Washington, adopted the 2018 International Fire Code with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.050 (Amendments).

Gray Harbor County, Washington, adopted the 2018 Uniform Plumbing Code, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.060 (amendments).

Gray Harbor County, Washington, adopted the 1991 Uniform Code for the Abatement of Buildings, with amendments. Gray Harbor County, WA, Muni. Code §15.04.010 (adoption) and §15.04.070 (amendments).

Gray Harbor County, Washington, adopted the 2018 Washington State Energy Code by amending the reference to the IEBC in Sec. 101.4.6 of the 2018 IBC. See PLRBWashington Building Codes, and Grant County, WA, Muni. Code §14.04.030 (adoption).

Note that the 2018 edition is the current effective code until March 15, 2024, when the 2021 edition will become effective. See PLRBWashington Building Codes.