PERMIT #7106212-CN
5601 Rainier Ave S, Seattle, WA
activeAT&T MODIFICATION - WA6072 BRIGHTON Construct alterations to minor telecommunications facility (AT&T) at ground and roof level of commercial building at 5601 Rainier Ave S, Seattle, WA in Hillman City, Seattle. Permit 7106212-CN is active, valued at $30,000. Work is being performed by MASTEC NETWORK SOLUTIONS INC.
Permit Timeline & Status
Construction Permit Timeline
Applied
December 5, 2025
In Review
2 cycles
Reviews Done
February 2, 2026
Ready to Issue
February 3, 2026
Issued
February 3, 2026
Completed
—
Expires
August 3, 2027
58
Plan Review Days — Total
16
Plan Review Days — City Control
42
Days in Applicant Control
2
Review Cycles
Permit issued — construction underway.
Plan-review data from Seattle DCI. “City control” is total plan-review days minus the days the applicant held the permit for corrections.
Explore This Record
5601 RAINIER AVE S, SEATTLE, WA Property
MASTEC NETWORK SOLUTIONS INC Contractor
Hillman City Neighborhood
Project Overview
Project Details
Value
$30,000
Type
Commercial Construction
Issued
February 3, 2026
Location
Hillman City
Contractor Information
Location & Map
Project Description
AT&T MODIFICATION - WA6072 BRIGHTON Construct alterations to minor telecommunications facility (AT&T) at ground and roof level of commercial building, per plan.
Additional Details
Permit Intelligence
Work performed by
Licensed Contractor
Contractor license
MASTENS876KN
Housing category
Commercial Add/Alt
Review level
Full +
Primary use
Commercial
Parcel
DV0048390
Review cycles
2
Plan review days
58
Days in corrections
42
Expires
August 3, 2027
Existing units
0
Units added
0
Units removed
0
Sleeping rooms
0