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Parker Colorado Roofing Codes
Parker Colorado Roofing Codes
Parker Colorado Roofing Codes are provided for homeowners and roofing contractors to do home roof repair and roof replacement. Parker Colorado follows the 2015 standards for building codes and energy codes.
Information Updated On
1-15-20
Building Department Phone
303-841-1970
Inspection Line
303-508-7173
Fax
303-840-8592
Please check Codes Locally as some codes may have changed since this page was last updated
Current Building Code
2015 IRC/IBC
Current Energy Code
2015 IECC
Requires a Building Permit
Yes
Other/Special Permits required
Gutters & siding
Special conditions
Please contact us about the Roof Class Systems
Minimum sustained wind speed rating for Asphalt Shingles
SFD – 115 MPH (90 MPH, 3 second gusts, exposure C): Commercial – please contact
ASTM Standard for wind rating
ASTM D 7158 or ASTMD 3161
Requires wind nailing
Yes, 6 nails per shingle
Inspectors carry ladders for the final
No
Requires midroof (in progress) inspection
Yes, schedule mid-roof day before tear off begins
Maximum number of layers of asphalt shingles permitted
One layer
Maximum number of layers of flat roof material permitted
One layer
Require a sheathing/decking inspection
Yes, if replacing with new sheathing
Requires solid sheeting (plywood/OSB) over spaced decking
Yes
Maximum gap size for sheeting
¼ inch gap
Requires drip edge
Yes
Drip edge size minimum
2×2 minimum or large enough to cover any gaps from original construction
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 15#
Underlayment required for 4:12 and above
15# manufacture requirements may be more stringent check requirements
Type of valleys allowed
Both
Valley Underlayment/Material required for closed valleys
Either – per manufacture minimum ASTM D 6380 or 1970
Valley Underlayment/Material required for open valleys
Per Manufacture, minimum ASTM D 3909 or 6380 Class M
Kick-out required on Step Flashing
Yes
Minimum curb height requirement
Yes – 4×4
Chimney crickets requirement
30” or greater width – please call for site-specific questions
Requires ridge cap
Yes
Requires ventilation to meet building codes
Yes
Allows 90 lb rolled roofing on low slope heating living space
No, non heated space only
