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These are the Englewood Colorado roofing codes. Note that the code enforces the use of self-adhesive underlayment to protect against ice and water seepage.
Information Updated On
1-15-20
Building Department Phone
303-762-2356
Fax
303-762-2362
Please check Codes Locally as some codes may have changed since this page was last updated
Current Building Code
2015 IBC/IRC
Requires a Building Permit
Yes
ASTM Standard for wind rating
D-3161
Inspectors carry ladders for the final
Yes, with one story access
Requires final inspection
Only required for shake roof
Maximum number of layers of asphalt shingles permitted
One layer
Maximum number of layers of flat roof material permitted
One layer
Requires solid sheeting (plywood/OSB) over spaced decking
Yes
Requires drip edge
Yes
Drip edge size minimum
1 x 2
Enforces the use of Self Adhering Underlayment (i.e., Ice & Water)
Yes
Underlayment required for 4:12 and above
15#
Type of valleys allowed
Both
Requires ventilation to meet building codes
Yes, per code
Permits Soffit eave/vents
Yes