1815 12th Ave
Building permits, Seattle, WA
1815 12th Ave, Seattle has 12 building permits on record. The most recent, issued Jun 2, 2025, is for addition or alteration: Construct alterations to a rooftop telecom facility per plans
All permits at this address
| Date | Type | Work | Cost |
|---|---|---|---|
| Addition or alteration | Construct alterations to a rooftop telecom facility per plans | $25,000 | |
| Addition or alteration | Construct alterations to an existing commercial building at the rooftop level minor communications antenna facility (AT&T) and at equipment room per plan. | $15,000 | |
| Addition or alteration | Construct alterations to minor telecommunications antenna facility (AT&T) at the rooftop level of a mixed-use commercial building per plan. | $15,000 | |
| Addition or alteration | Replace and add antennas to existing rooftop for minor communication utility (Verizon) per plan. | $30,000 | |
| Addition or alteration | Construct alterations to a minor telecommunications antenna facility (AT&T) at the rooftop level of an existing commercial building per plan. | $10,000 | |
| Addition or alteration | Construct alterations to install new minor communications utility on rooftop and at 3rd floor equipment room of existing commercial building and install mechanical equipment on… | $95,000 | |
| Addition or alteration | Construct alterations to an existing commercial building at the rooftop level minor communications antenna facility (AT&T) and at equipment room per plan. | $15,000 | |
| Addition or alteration | Replace six (6) existing antennas and add four (4) additional new antennas behind a new screened enclosure and add auxiliary equipment/cables for a Verizon minor communication… | $45,000 | |
| Addition or alteration | Alterations to existing minor communication utility to replace antennas and associated equipment on rooftop of existing commercial building per plan. | $18,000 | |
| Addition or alteration | Alterations to expand existing minor communications utility by adding antennas and associated equipment to rooftop of existing mixed use building per plans. | $15,000 | |
| Addition or alteration | Closed as incomplete - expired permit. Replace existing antenna install 4 new antenna with screen wall and alter existing equipment room per plan. | $29,000 | |
| Addition or alteration | Remove 6 existing antennas with 9 new antennas on existing rooftop antenna mounts. Add 5 new cabinets in enclosed 4th floor equipment area for minor communication utility for… | $17,000 |
Checked 2026-10-01 09:40 UTC against Seattle Department of Construction and Inspections permit data. Markdown · JSON