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4155 E Jewell
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Nederland Colorado Roofing Codes
In the Colorado foothills, Nederland Colorado Roofing Codes are strictly followed by hail damage roof inspectors and roofing contractors for both roof replacements and roof repairs for homes and businesses.
Information Updated On
11/27/18
Inspection Line
720-641-1956
Fax
303-280-0878
Current Building Code
2012 IRC/IBC
Current Energy Code
Yes
Requires a Building Permit
Yes
Roof System/Fire Rating required for Residential Dwellings
Class A
Roof System/Fire Rating required for Commercial Buildings
Class A
Roof System/Fire Rating required for Multi-Family
Class A
Minimum sustained wind speed rating for Asphalt Shingles
Wind Speed 3 sec gust 130
ASTM Standard for wind rating
ASTM D 3161 Class F
Requires wind nailing
Yes
Inspectors carry ladders for the final
No
Requires midroof (in progress) inspection
Yes, unless roof is asphalt shingles
Require a sheathing/decking inspection
No
Requires solid sheeting (plywood/OSB) over spaced decking
Yes
Maximum gap size for sheeting
½ inch gap
Requires drip edge
Yes
Requires Rake/Gable metal edging
No
Underlayment required for 4:12 and above
Per 2009 IRC
Type of valleys allowed
Per 2009 IRC
Valley Underlayment/Material required for closed valleys
Per 2009 IRC
Valley Underlayment/Material required for open valleys
Per 2009 IRC
Kick-out required on Step Flashing
Yes
Chimney crickets requirement
Per 2009 IRC
Requires ridge cap
Yes
Allows 90 lb rolled roofing on low slope heating living space
Per 2009 IRC




