Codes and Standards#
- Building Code Interpretationshighlight_off
- Approved Alternate Materials and Methodshighlight_off
- 2018 Reference Codes (for building permits applied for between: January 12, 2019 - April 14th, 2022)highlight_off
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2018 International Codes#
Effective for building permits applied for between: January 12, 2019 - April 14th, 2022
All construction within the City of Fort Collins shall comply with following codes adopted by City Council.
2019 Contractor Code Amendment Training - Video
Structural Design Criteria for Fort Collins
- Snow Load: Live Load: 30 PSF / Ground Snow Load 30 PSF
- Frost Depth: 30 inches
- Seismic Design Category: B
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Basic Wind Speed:
- Risk Category ll (most structures):
- 140mph (Ultimate) exposure B or
- Front Range Gust Map (ASCE 7-10 compatible published by The Structural Engineer's Association of Colorado, dated 10/18/2013)
- Risk Category l: 130mph (Ultimate) exposure B
- Risk Category lll & lV: 150mph (Ultimate) exposure B
- Risk Category ll (most structures):
Adopted Codes
Local Amendments to the Adopted Code 2018 IBC - International Building Code 2018 IRC - International Residential Code 2018 IECC - International Energy Code 2018 IMC - International Mechanical Code 2018 IFGC - International Fuel and Gas Code 2018 IPSC - International Swimming Pool and Spa Code 2020 National Electric Code, effective August 1, 2020
2006 IPMC International Property Maintenance Code with Local Amendments Accessibility State Law: CRS 9-5 2017 ICC-A117.1 - Accessibility Code
2021 International Codes (Now in Effect)#
Effective April 15, 2022 All construction within the City of Fort Collins shall comply with following codes adopted by City Council.
Structural Design Criteria for Fort Collins
- Ground Snow Load: 35 PSF
- Frost Depth: 30 inches
- Seismic Design Category: B
-
Basic Wind Speed:
-
Front Range Gust Map (ASCE 7-10 compatible published by The Structural Engineer's Association of Colorado (dated 10/18/2013)
- Or
- Risk Category ll (most structures): 140mph (Ultimate) exposure B
- Risk Category l: 130mph (Ultimate) exposure B
- Risk Category lll & lV: 150mph (Ultimate) exposure B
-
Front Range Gust Map (ASCE 7-10 compatible published by The Structural Engineer's Association of Colorado (dated 10/18/2013)
Significant Changes Guide to the 2021 Codes
|
Adopted Codes |
Local Amendments to the Adopted Code |
|---|---|
| 2021 IBC - International Building Code | |
| 2021 IRC - International Residential Code | |
| 2021 IECC - International Energy Conservation Code | |
| 2021 IMC - International Mechanical Code | |
| 2021 IFGC - International Fuel and Gas Code | |
| 2021 IPSC - International Swimming Pool and Spa Code | |
|
2020 National Electric Code, Effective August 1, 2020 |
|
| 2021 IPMC International Property Maintenance Code | |
| Accessibility State Law: CRS 9-5 | no amendments |
| 2017 ICC-A117.1 - Accessibility Code | no amendments |