Updated : 04/22/2024

Overview

Marion, IA has adopted the 2018 International Codes, with amendments, including the 2018 IRC and IBC. Marion, IA Muni. Codes § 160.01 (adoptions) and § 160.02 through § 160.37 (amendments).

Helpful resources for Marion, 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.

Marion 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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Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Marion ? Yes
Citation: § 160.16
Municipal Code https://www.cityofmarion.org/home/showdocument?id=1140#page=5
Comments:

Ground Snow Load: 30 PSF

Wind Speed Mph: 115

Topo. Special Wind Debris: NO

Seismic Design Category: A

Subject To Damage From: Weathering – Severe, Frost Line Depth 42", Termite – Moderate-Heavy, Decay – Slight-Moderate

Winter Design Temp:  -5 F  

Ice Shield Underlayment Required: YES

Flood Hazards: NFIP Adoption – 1982, FIRM Maps: 7/5/82  

Air Freezing Index: 1784

Mean Annual Temp: 48.9

Government Officials

Comments

AUTOMATIC FIRE SPRINKLER SYSTEMS, Marion, IA Muni. Code § 160.22

 

Commercial Building Code

Marion 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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Comments

NFPA 13R SPRINKLER SYSTEMS. Marion, IA Muni. Code § 160.28.

Existing Buildings

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

Other Building Codes