40
90% range 36.3–44.0
SPS GLASS BLOCK
Primary kind of workWindows & doors
activefeaturedhigh confidence
Sub-scores
Inspections40
worse than peers
Failed / re-inspection results on 31% of inspections vs 17% expected for similar jobs
Plan quality / Revisions34
worse than peers
0.46 plan send-backs / revision events per permit vs 0.22 expected for similar jobs
Time to permit20
worse than peers
Median 16 days to approval vs 3 days peer median (5.44× after adjusting for kind of work)
Completion25
worse than peers
55% of issued permits expired/voided without final vs 16% expected
More: compliance & reliability
Compliance77
better than peers
0.01 license/insurance/stop-work type holds per permit vs 0.06 expected
Reliability39
worse than peers
6% of inspections cancelled vs 3% expected
Ann Arbor activity & plain stats
Permits in scored set
35
Last 3 years
14
Last 12 months
2
Years active
7
2020–2026
Median days to approval
16
peer median 3.0
Permits needing a revision
43%
Permits with a failed / re-inspection
31%
Inspections on record
44
Job mix
Windows & doors 94% Remodels 3% Additions / ADUs 3%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGR22-3802 | Windows & doors | 2022-12-19 | Expired | 18 | inspection Final [BLD]: Partial Pass inspection Final [BLD]: Re-inspection required Permit placed on hold for more information permit expired without final |
| BLDGR25-0533 | Windows & doors | 2025-04-07 | Final | 15 | inspection Drainage Connection [BLD]: Re-inspection required 2 eReview file(s) sent back for resubmittal |
| BLDGR23-1190 | Windows & doors | 2023-06-11 | Expired | 57 | plan submittal v1 requires re-submit 2 eReview file(s) sent back for resubmittal permit expired without final |
| BLDGR22-2016 | Windows & doors | 2022-03-28 | Final | 28 | — |
| BLDG21-0262 | Windows & doors | 2021-02-08 | FINALED | 49 | — |
| BLDG20-1613 | Windows & doors | 2020-09-17 | FINALED | 27 | — |