# Alteration or repair permit 6647614-CN at 3105 Cascadia Ave S, Seattle

Seattle Department of Construction and Inspections permit 6647614-CN: issued Apr 10, 2018 for alteration or repair work at 3105 Cascadia Ave S. Construct voluntary seismic retrofit to existing single family residence per plan.

- Permit number: 6647614-CN
- Issued: Apr 10, 2018
- Type of work: Alteration or repair (city: Addition/Alteration, Single Family/Duplex)
- Status: Finished (city: Completed)
- Reported cost: $15,205
- ZIP code: 98144
- All permits at this address: https://nearbypermits.com/seattle/address/3105-cascadia-ave-s/

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-16 23:01 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3105 Cascadia Ave S: https://nearbypermits.com/seattle/address/3105-cascadia-ave-s/