Updated : 04/22/2024

Overview

The city of Johnstown, Co. adopted the following codes:

• The International Building Code, 2018 edition. Johnstown, Co. Muni. Code, § 18-11 (adopted) with amendments at § 18-13.
• The International Residential Code, 2018 edition. Johnstown, Co. Muni. Code, § 18-1 (adopted) with amendments at § 18-3.
• The Uniform Code for the Abatement of Dangerous Buildings, 1997 edition. Johnstown, Co. Muni. Code, § 18-71 (adopted) with amendments at § 18-73.

Helpful resources for Johnstown, Colorado include the following.

• PLRB, Ordinance and Law Coverage Discussion for Colorado

Residential Building Code

Colorado has yet to adopt a statewide residential code. Local laws will control.See PLRB, Colorado Building Codes for more information on state level codes.

Johnstown 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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2018 IRC(Johnstown, CO Sec. 18-1. - International Residential Code adopted.)

...Part 2, C.R.S., the International Residential Code, 2018 Edition as published by the International Code Council, 4051 West Flossmoor Road, Country Club Hills, IL 60478, Chapters 1 through 43 inclusive and Appendix Chapters F and H ("IRC") is hereby adopted by reference as the Town of Johnstown Residential Building Code to have the same force...

Drip Edge

Drip Edge: no

Ice Barrier

Are ice barriers required for Johnstown ? Yes
Comments:

Table R301.2 (1) Climatic and Geographic Design Criteria

Ground Snow Load	Wind Design		Seismic Design Category	Subject to Damage From			Winter Design Temp Deg. F	Ice barrier Underlayment Required	Flood Hazard	Air Freezing Index	Mean Annual Temp
	Speed (V)	Topographic effects		Weathering	Frost Line	Termite
30psf	115	No	B	Severe	30 in.	Slight to Moderate	1	YES	26713	1000	43F

Comments

The city of Johnstown, Co. adopted 

• The International Residential Code, 2018 edition. Johnstown, Co. Muni. Code, § 18-1 (adopted) with amendments at § 18-3.

 

Commercial Building Code

Johnstown adopted the 2006 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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2018 IBC(Johnstown, CO Sec. 18-11. - International Building Code adopted.)

...Article 16, Part 2, C.R.S., the International Building Code, 2018 Edition as published by the International Code Council, 4051 West Flossmoor Road, Country Club Hills, IL 60478, Chapters 1 through 33 inclusive and Appendix Chapter H and I ("IBC"), is hereby adopted by reference as the Town of Johnstown Building Code to have the same force and effect...

Comments

The city of Johnstown, Co. adopted the International Building Code, 2006 edition. Johnstown, Co. Muni. Code, § 18-11 (adopted) with amendments at § 18-13.

Existing Buildings

The city also adopted the Uniform Code for the Abatement of Dangerous Buildings, 1997 edition. Johnstown, Co. Muni. Code, § 18-71 (adopted) with amendments at § 18-73. Also, Chapter 34 of the 2006 IBC applies.

Other Building Codes