Here are the Castle Pines Colorado roofing codes. There is a minimum sustained wind speed rating requirement on asphalt shingles installed in Castle Pines.

Information Updated On

9/1/18

Building Department Phone

303.705.0227

Inspection Line

303.705.0227

Department Website

Informational Handout

Current Building Code

2015 IBC

Current Energy Code

2015 IECC

Requires a Building Permit

Yes

Roof System/Fire Rating required for Residential Dwellings

Class A

Minimum sustained wind speed rating for Asphalt Shingles

90 MPH sustained/ 110 MPH 3 second gusts

ASTM Standard for wind rating

D 3161

Inspectors carry ladders for the final

No

Requires midroof (in progress) inspection

Under special conditions

Maximum number of layers of asphalt shingles permitted

One layer

Maximum number of layers of flat roof material permitted

One layer

Requires drip edge

Yes

Requires Rake/Gable metal edging

No

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

No

Underlayment required 2:12 up to 4:12

19” laps of 15# asphalt saturated felt underlayment

Underlayment required for 4:12 and above

Single layer of 15# asphalt saturated felt underlayment

Type of valleys allowed

Both

Kick-out required on Step Flashing

Yes

Minimum curb height requirement

3”

Requires ridge cap

Yes

Requires blower door test when increasing ventilation to code

Yes

Requires Soffit eave/vents

Yes