# Alteration or repair permit BLD-SFD2022-00521 at 1224 Mariposa Ave, Boulder

Boulder Planning and Development Services permit BLD-SFD2022-00521: issued Dec 1, 2022 for alteration or repair work at 1224 Mariposa Ave. Stabilize the SE foundation by installing (6) helical piers to help mitigate vertical movement of that area. Work Area: excavation for helical piers at 3' deep is (3' x 3') x (Qty. 6) = 54' square feet.

- Permit number: BLD-SFD2022-00521
- Issued: Dec 1, 2022
- Type of work: Alteration or repair (city: Building Permit - Single Family Detached Dwelling, Repair)
- Status: Finished (city: Letter of Completion)
- Reported cost: $20,301
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/1224-mariposa-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-13 01:15 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1224 Mariposa Ave: https://nearbypermits.com/boulder/address/1224-mariposa-ave/