Updated : 04/22/2024

Overview

Silverthorne, CO adopts the following codes:

• The International Building Code, 2018 edition. 
• The International Residential Code, 2018 edition, including Appendices F, K, and Q.
• The International Existing Building Code, 2018 edition.
• The Uniform Code for Building Conservation, 1997 edition.
• The Uniform Code for the Abatement of Dangerous Buildings, 1997 edition.

Silverthorne, CO Muni. Code § 4-11-1 (adopted) with § 4-11-2 (amendments).

Helpful resources for Silverthorne, 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.

Silverthorne 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(Silverthorne, CO Sec. 4-11-1. - Adoption of standards.)

...2018 edition, published by the International Code Council, Inc. (2) The International Residential Code, 2018 edition, including Appendices F, K, and Q published by the International Code Council, Inc....

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Silverthorne ? Yes
Citation: Silverthorne, CO Muni. Code § 4-11-2.
Municipal Code https://library.municode.com/co/silverthorne/codes/charter_and_municipal_code?nodeId=CD_CH4CODE_ARTXIBUCOEN_DIV1BUCO_S4-11-2AM
Comments:

TABLE R301.2(1)
CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA

GROUND SNOW LOAD	WIND SPEED MPH d	SEISMIC DESIGN CAT f	SUBJECT TO DAMAGE FROM			WINTER DESIGN TEMP e	ICE BARRIER UNDER- LAYMENT REQUIRED i	FLOOD HAZARDS	AIR FREEZ- ING INDEX j	MEAN ANNUAL TEMP k
			weathering a	frost line depth b	termite c
80	115	B	Severe	40 inches	slight	-13°F	Yes	*	2387	35.4

Comments

Silverthorne, CO adopts the International Residential Code, 2018 edition, including Appendices F, K, and Q. Silverthorne, CO Muni. Code § 4-11-1 (adopted) with § 4-11-2 (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.

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

Commercial Building Code

Silverthorne 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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1994 IBC(Silverthorne, CO SILVERTHORNE TOWN CODE)

...adopted by reference and incorporated in the Silverthorne Town Code. One (1) copy is on file in the City Clerk's office: (1) The Uniform Building Code, 1994 edition, published by the International Conference of Building Officials, 5360 South Workman Mill Road, Whittier, California 90601, as adopted and amended in Section 4-3-1...

Comments

Silverthorne, CO adopts the International Building Code, 2018 edition. Silverthorne, CO Muni. Code § 4-11-1 (adopted) with § 4-11-2 (amendments).

Existing Buildings

Silverthorne, CO adopts the International Existing Building Code, 2018 edition. Silverthorne, CO Muni. Code § 4-11-1 (adopted) with § 4-11-2 (amendments).

Other Building Codes