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Adopted Construction Codes

The City of Des Moines adopts the following construction codes with amendments in the Des Moines Municipal Code
**2018 versions of the International Building, Residential, Existing Building and Fire Codes with Amendments effective April 1, 2020**      Code changes and amendments can be viewed here.                        

Design Criteria
Local Condition Information

 

 

 

Subject to Damage From:

 

 

 

 

 

Ground Snow Load

*Wind Speed

+Seismic Design Category

Weathering

Frost Line Depth

Termite

Decay

Winter Design Temp

Ice Shield Required

Flood Hazard

Air Freezing Index

Mean Annual Temp

30 psf

115 mph

A

Severe

42"

Moderate to Heavy

Slight to Moderate

0 F

Yes

March 1984

1833

48.6 F

 

*Topographic Effects- None 

*Special Wind Region- No

*Windborne Debris Zone- No

+Category A is for IRC structures, for all other structures consult ASCE 7 requirement