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Weld County, Colorado Building Codes

Updated : 04/22/2024

Overview

Weld County, CO adopts the following codes:

  • The International Building Code, 2018 edition, including Appendix U. Weld County, CO Muni. Code § 29-2-20 (adopted with amendments).
  • The International Residential Code, 2018 edition, including Appendices H, J, M, and Q. Weld County, CO Muni. Code § 29-2-30 (adopted with amendments).
  • The International Existing Building Code, 2018 Edition, excluding all Appendices. Weld County, CO Muni. Code § 29-2-25 (adopted with amendments).
  • The Uniform Code for the Abatement of Dangerous Buildings, 1997 edition. Weld County, CO Muni. Code § 29-2-80 (adopted with amendments).
Helpful resources for Weld County, Colorado include the following.

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.

Weld 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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Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Weld County ? No
Citation: Weld County, CO Muni. Code § 29-2-30.
Municipal Code https://library.municode.com/co/weld_county/codes/charter_and_county_code?nodeId=CH29BURE_ARTIICOST_S29-2-30INRECO
Comments:

TABLE R301.2(1)

SNOW
LOAD
WIND
SPEED
SEISMIC
DESIGN
WEATHERING FROST
LINE
DEPTH
TERMITE DECAY WINTER
DESIGN
TEMP
ICE
SHIELD
UNDER-
LAYMENT
FLOOD
HAZARD
AIR
FREEZING
INDEX
MEAN
ANNUAL
TEMP
30 PSF* 115
Nominal
3 sec
gust
B SEVERE 30" SLIGHT NONE 1 NO WCC 1224 49

Comments

Weld County, CO adopts the International Residential Code, 2018 edition, including Appendices H, J, M, and Q. Weld County, CO Muni. Code § 29-2-30 (adopted with amendments).

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.

Refer to Appendix J of the adopted 2018 IRC.

Commercial Building Code

Weld 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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Comments

Weld County, CO adopts the International Building Code, 2018 edition, including Appendix U. Weld County, CO Muni. Code § 29-2-20 (adopted with amendments).

Existing Buildings

Weld County, CO adopts the following codes:

  • The International Existing Building Code, 2018 Edition, excluding all Appendices. Weld County, CO Muni. Code § 29-2-25 (adopted with amendments).
  • The Uniform Code for the Abatement of Dangerous Buildings, 1997 edition. Weld County, CO Muni. Code § 29-2-80 (adopted with amendments).

Other Building Codes

Weld County, CO also adopts the following codes:

  • The International Mechanical Code, 2018 edition, including appendix A. Weld County, CO Muni. Code § 29-2-40 (adopted with amendments).

  • The International Plumbing Code, 2018 edition, including all Appendices except for A, B, and C. Weld County, CO Muni. Code § 29-2-50 (adopted with amendments).

  • The International Fuel Gas Code, 2018 edition, including all Appendices. Weld County, CO Muni. Code § 29-2-60 (adopted with amendments).

  • The National Electrical Code (NFPA-70), 2020 edition. Weld County, CO Muni. Code § 29-2-70 (adopted with amendments).

  • The International Energy Conservation Code, 2018 edition. Weld County, CO Muni. Code § 29-2-90 (adopted with amendments).

  • The Uniform Swimming Pool, Spa and Hot Tub Code, 2006 edition, excluding Chapters 4, 5, and 6. Weld County, CO Muni. Code § 29-2-95 (adopted with amendments).