Berthoud Colorado Roofing Codes

The Berthoud Colorado roofing codes are provided here. There is a requirement for a manufacturer wind warranty for steep slope roofs in Berthoud.

Information Updated On

9/1/18

Building Department Phone

970.532.2643

Permits

970.344.5808

970.532.0640

Fax

970.532.0640

Department Website

Informational Handout

Current Building Code

2012 IBC/IRC

Current Energy Code

2015 IECC

Requires a Building Permit

Yes

Minimum sustained wind speed rating for Asphalt Shingles

110 MPH to 130 MPH based on location

ASTM Standard for wind rating

D 7158, Class G or H

Requires a manufacturer’s wind warranty

Yes, for steep slope roofing

Requires wind nailing

Yes

Inspectors carry ladders for the final

No

Requires midroof (in progress) inspection

No

Maximum number of layers of asphalt shingles permitted

2 layers

Maximum number of layers of flat roof material permitted

1 layer

Require a sheathing/decking inspection

No

Requires solid sheeting (plywood/OSB) over spaced decking

Yes

Minimum gap size for sheeting

3/8” gap

Requires drip edge

Yes

Requires Rake/Gable metal edging

Yes

Enforces the use of Self Adhering Underlayment (i.e., Ice & Water)

No

Underlayment required 2:12 up to 4:12

19” overlap of 30#

Underlayment required for 4:12 and above

15#

Type of valleys allowed

Both

Valley Underlayment/Material required for closed valleys

Either

Valley Underlayment/Material required for open valleys

Either

Kick-out required on Step Flashing

Yes

Chimney crickets requirement

30” or greater width

Requires ridge cap

Yes

Requires ventilation to meet building codes

Yes

Allows 90 lb rolled roofing on low slope heating living space

Yes, but it is not recommended. Must have modified bitumen underlay with matching shingles.

Get a Quote

* required