Tear off of existing roof on 10th floor 12tha nd 5th floor and Install 20psi polyisocyanurate tapered
Roofing at 1424 4th Ave, Seattle
Seattle Department of Construction and Inspections permit 6839265-RR: issued May 18, 2021 for roofing work at 1424 4th Ave. Tear off of existing roof on 10th floor 12tha nd 5th floor and Install 20psi polyisocyanurate tapered insulation system adhered at a minimum rate of 12" o.c ribbon spacing or as required by Derbigum installation. Install 1/4" densdeck adhered to the tapered insulation based on debigum technical installation requirements. Install one layer of Derbi-base Ulta SA as a base layer. Install one layer of Derbigum Color GP FE granulated cap torch applied.
- Permit number
- 6839265-RR
- Issued
- Type of work
- Roofing
- Status
- Finished
- Reported cost
- $120,000
- ZIP code
- 98101
- City's category
- Commercial
- City's status
- Completed
- Source
- Seattle Department of Construction and Inspections 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 1424 4th Ave, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 5, 2026. We checked it Oct 5, 22:45 UTC. See the city's official records.
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