Preview 436,579 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-20.

Seattle · permit 6839265-RR

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

Permit type
Roof
Class
Non-residential
Trade
Roofing
Status
Completed

Location

City
SEATTLE
State
WA
ZIP
98101

Dates

Issued
2021-05-18
Expires
2022-11-18
Completed
2022-08-05

Value and contractor

Declared value
Log in with your free account
Total fee
N/A. Total fee is a premium field which requires a paid plan. However, this permit has no fee on record.
Contractor
Commercial Industrial Roofing

Seattle details

Review cycles
0
Days out for corrections
0
Permit class (Seattle detail)
Commercial

Data as of 2026-09-20. View the city's record

Other permits issued in Seattle, May 2021