# Mechanical (HVAC) permit 391748 at 18420 50th Ave E, Pierce County

Pierce County Planning and Public Works permit 391748: issued Jul 20, 2004 for mechanical (hvac) work at 18420 50th Ave E. Install seismic shut of valve on 3 inch gas pipingline.

- Permit number: 391748
- Issued: Jul 20, 2004
- Type of work: Mechanical (HVAC) (city: Mechanical)
- Status: Finished (city: Final)
- Reported cost: Not listed
- ZIP code: Not listed
- All permits at this address: https://nearbypermits.com/pierce-county/address/18420-50th-ave-e/

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Source: Pierce County Planning and Public Works permit data (https://open.piercecountywa.gov/d/nhnt-v7ka). Checked 2026-10-10 13:36 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 18420 50th Ave E: https://nearbypermits.com/pierce-county/address/18420-50th-ave-e/