Office tenent improvements (T-Mobile)including spiral stair addition on 4th and 5th floors of existing comm
Addition at 110 Union St, Seattle
Seattle Department of Construction and Inspections permit 6147414-CN: issued Sep 13, 2007 for addition work at 110 Union St. Office tenent improvements (T-Mobile)including spiral stair addition on 4th and 5th floors of existing comm bldg per plan.
- Permit number
- 6147414-CN
- Issued
- Type of work
- Addition
- Status
- Finished
- Reported cost
- $350,000
- ZIP code
- 98101
- City's category
- Addition/Alteration, 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 110 Union St, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 9, 2026. We checked it Oct 9, 15:27 UTC. See the city's official records (City of Seattle).
For agents and scripts: This page as Markdown · JSON