Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt
Roofing at 640 S 42nd St, Boulder
Boulder Planning and Development Services permit RFG2025-00830: issued Oct 17, 2025 for roofing work at 640 S 42nd St. Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt shingles (regardless of pitch). For roof/attic assemblies requiring 1/150 ventilation, include a calculation detailing the quantity of intake and exhaust vents demonstrating 1/150 venting ratio compliance". This will also be added to our roof inspection process as an inspection item. Pre-roof inspection required for all overlays. Attention: Wind speed requirements for Flat Membrane Roof Assemblies To ensure the safety and structural integrity of buildings within the City of Boulder, the following wind speed verifications are needed for all flat roof membrane assemblies: At mid-roof inspection, to ensure the safety and structural integrity of flat-roof buildings within the City of Boulder, a stamped and signed letter from a qualified engineer must be provided. The letter should certify that the installed roof membrane assembly meets all applicable building codes and safety standards, including wind speed verifications, based on an engineering review of the installation. ? All Structures must be permitted separately Total tear-off & reroof of SFD, 23 squares of dimensional shingles on a pitch represented as 4/12 and 4 squares of EPDM on a pitch represented as less than 4/12. All roof materials shall be installed per manufacturer?s specs. All roof covering materials shall be listed as Class A as tested in accordance with UL Standard 790 or ASTM Standard E 108. At inspection, provide to building inspection staff original wrappers of materials used or applied. Provide additional information -- such as manufacturer's cut sheet for other products used - including, but not limited to, items such as flashing, valley material, sealants, fasteners, ventilation devices or features and roof jacks & penetration boots.
- Permit number
- RFG2025-00830
- Issued
- Type of work
- Roofing
- Status
- Finished
- Reported cost
- $15,225
- ZIP code
- 80305
- City's category
- Roofing Replacement Permit, Roofing Replacement Permit
- City's status
- Letter of Completion
- Source
- Boulder Planning and Development Services permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 640 S 42nd St, and what's permitted nearby
Boulder Planning and Development Services updated its data Oct 8, 2026. We checked it Oct 8, 23:24 UTC. See the city's official records.
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