Updated : 04/22/2024

Overview

Hiawatha, IA has adopted the 2018 International Codes, with amendments, including the 2018 IRC and IBC. Hiawatha, IA Muni. Codes § 155.01 (adoptions) and § 155.02 through § 155.21 (amendments).

Helpful resources for Hiawatha, Iowa include the following.

• PLRB, Ordinance and Law Coverage Discussion for Iowa

Residential Building Code

Iowa adopted a model state residential code but it is not in force unless adopted locally.See PLRB, Iowa Building Codes for more information on state level codes.

Hiawatha 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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2015 IRC with Iowa amendments(Hiawatha, IA 155.01 INTERNATIONAL BUILDING CODE ADOPTED.)

...Except as hereinafter added to, deleted, modified or amended, there is hereby adopted as the Building Code of the City that certain Building Code known as the International Building Code , 2021 Edition including Appendix N: Replicable Buildings, and International Residential Code , 2021 Edition Chapters 2 through 10, including Appendix AF: Radon Control Methods and Appendix AQ: Tiny Houses....

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Hiawatha ? Yes
Citation: § 155.10
Municipal Code https://library.amlegal.com/nxt/gateway.dll/Iowa/hiawatha_ia/codeofordinancesofthecityofhiawathaiowa/chapter155buildingcode?f=templates$fn=default.htm$3.0$vid=amlegal:hiawatha_ia$anc=JD_155.10
Comments:

Ground Snow Load

Wind Speed MPH

Seismic Design Category

Subject to Damage From:

Winter Design Temp

Ice Shield Under- Layment Required

Flood Hazards

Air Freezing Index

Mean Annual Temp

Weathering

Frost Line Depth

Termite

Decay

NFIP Adoption

FIRM Maps

30 PSF

115

A

Severe

42"

Moderate-Heavy

Slight- Moderate

-5 F

Yes

1982

4/5/10

1784

48.9

 

Comments

Hiawatha, IA has adopted the 2018 IRC, Chapters 1 through 10, including  Appendix F: Passive Radon Gas Controls Methods and Appendix Q: Tiny Houses. Hiawatha, IA Muni. Code § 155.01.

Commercial Building Code

Hiawatha 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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2015 IBC with Iowa amendments(Hiawatha, IA Municipal Code)

...Adoption not found...

Comments

Hiawatha, IA has adopted the 2018 IBC including appendix N: Replicable Buildings. Hiawatha, IA Muni. Code § 155.01.

Existing Buildings

Hiawatha, IA did not adopt the IEBC, therefore Chapter 34 of the IBC would apply.

Other Building Codes