# Roofing permit BLD-NRE2026-00020 at 1375 Walnut St, Boulder

Boulder Planning and Development Services permit BLD-NRE2026-00020: issued May 7, 2026 for roofing work at 1375 Walnut St. Installation of a new roof-mounted chiller plant to provide consistent support for the tenant's laboratory equipment uses throughout the building. Project involves the installation of new equipment and support in an existing mechanical room, with utilities routed up to a new rooftop modular chiller. There will be no change in occupancy, use, or square footage.

- Permit number: BLD-NRE2026-00020
- Issued: May 7, 2026
- Type of work: Roofing (city: Building Permit - Non-Residential, Alteration)
- Status: Issued (city: Issued)
- Reported cost: $940,000
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/1375-walnut-st/

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-18 06:40 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1375 Walnut St: https://nearbypermits.com/boulder/address/1375-walnut-st/