Updated : 04/22/2024

Overview

Grand Lake, CO adopts the following codes:

• The International Building Code, 2015 edition.
• The International Residential Code, 2015 edition.
• The International Existing Building Code, 2015 edition.

Grand Lake, CO Muni. Code § 9-1-2 (adopted) with amendments at § 9-1-4.

Helpful resources for Grand Lake, 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.

Grand Lake adopted the 2015 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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2015 IRC(Grand Lake, CO 9-1-2 - Adoption of Primary Codes.)

...adopted and made a part hereof as if fully set out in this Ordinance: 1. International Residential Code, 2015 edition; 2. International Building Code, 2015 edition;...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Grand Lake ? Yes
Comments:

No amendments to Table R301.2(1) were found in the residential code amendments.

Contacted Kim White, Town Planner, (6/25/2020) who informed us of the following:

"Yes, Ice barriers are required.

The Town follows international building codes for items not listed specifically in the municipal code, per 9-1-2 (see below). The building permits are processed through the Town and the County.  The county code states:

R905.1.1 Ice barrier. AN ICE BARRIER THAT CONSISTS OF AN APPROVED SELF-ADHERING POLYMER MODIFIED BITUMEN SHEET SHALL BE USED IN LIEU OF NORMAL UNDERLAYMENT ON ALL SLOPED ROOFS. THIS ICE DAM PROTECTION UNDERLAYMENT SHALL BE INSTALLED FROM THE EAVES TO A POINT 6 FEET INSIDE THE EXTERIOR WALL LINE OF THE BUILDING AND 24 INCHES FROM THE CENTER LINE OF ALL VALLEYS, FULLY ADHERED TO THE SUBSTRATE ON ALL HABITABLE STRUCTURES. Exception: DETACHED ACCESSORY STRUCTURES THAT CONTAIN NO CONDITIONED FLOOR AREA."

Government Officials

Comments

Grand Lake, CO adopts the International Residential Code, 2015 edition. Grand Lake, CO Muni. Code § 9-1-2 (adopted) with amendments at § 9-1-4.

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.

There is no mention of the adoption of Appendix J of the 2018 IRC.

Commercial Building Code

Grand Lake adopted the 2015 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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2015 IBC(Grand Lake, CO 9-1-2 - Adoption of Primary Codes.)

...International Residential Code, 2015 edition; 2. International Building Code, 2015 edition; 3. International Mechanical Code, 2015 edition;...

Comments

Grand Lake, CO adopts the International Building Code, 2015 edition. Grand Lake, CO Muni. Code § 9-1-2 (adopted) with amendments at § 9-1-4.

Existing Buildings

Grand Lake, CO adopts the International Existing Building Code, 2015 edition. Grand Lake, CO Muni. Code § 9-1-2 (adopted) with amendments at § 9-1-4.

Other Building Codes