*Voided for inactivity - requirements not received within 180 days* Installation (1) new rooftop make-up air
Mechanical (HVAC) at 3300 Walnut St, Boulder
Boulder Planning and Development Services permit MEC2020-02053: issued Mar 10, 2021 for mechanical (hvac) work at 3300 Walnut St. *Voided for inactivity - requirements not received within 180 days* Installation (1) new rooftop make-up air unit, one new exhaust fan and controls to modulate for Rudi's Bakery. Scope includes natural gas pipe installation and electrical for new MAU and EF. Electrical to be by same contractor under related sub-permit. *Resubmittal received 2/1.*Resubmittal 2/23: Resubmittal of plans in regards to plan reviewer Comments. Resubmittal of structural letter from engineer approving changes made to mech plans.
- Permit number
- MEC2020-02053
- Issued
- Type of work
- Mechanical (HVAC)
- Status
- Cancelled
- Reported cost
- $190,371
- ZIP code
- 80301
- City's category
- Mechanical Permit, Mechanical HVAC/Solar
- City's status
- Void
- 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 3300 Walnut St, and what's permitted nearby
Boulder Planning and Development Services updated its data Oct 5, 2026. We checked it Oct 6, 08:39 UTC. See the city's official records.
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