48
90% range 44.8–54.0
Mark Mulder
Primary kind of workDecks & porches
occasionallow confidence
Sub-scores
Inspections50
typical
Failed / re-inspection results on 15% of inspections vs 14% expected for similar jobs
Plan quality / Revisions46
typical
1.26 plan send-backs / revision events per permit vs 0.92 expected for similar jobs
Time to permit46
typical
Median 22 days to approval vs 11.5 days peer median (1.46× after adjusting for kind of work)
Completion65
better than peers
0% of issued permits expired/voided without final vs 13% expected
More: compliance & reliability
Compliance39
worse than peers
0.14 license/insurance/stop-work type holds per permit vs 0.06 expected
Reliability42
worse than peers
7% of inspections cancelled vs 4% expected
Ann Arbor activity & plain stats
Permits in scored set
7
Last 3 years
5
Last 12 months
0
Years active
3
2023–2025
Median days to approval
22.0
peer median 11.5
Permits needing a revision
71%
Permits with a failed / re-inspection
29%
Inspections on record
15
Job mix
Decks & porches 57% Windows & doors 43%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGR23-2455 | Decks & porches | 2023-11-30 | Final | 28 | inspection Rough-In [BLD]: Re-inspection required plan submittal v1 requires re-submit 3 eReview file(s) sent back for resubmittal Permit placed on hold for more information |
| BLDGC25-0369 | Decks & porches | 2025-08-11 | Final | 64 | 2 eReview file(s) sent back for resubmittal Permit placed on hold for more information |
| BLDGR24-0162 | Windows & doors | 2024-01-29 | Final | 22 | Permit placed on hold for more information |
| BLDGR23-2022 | Windows & doors | 2023-10-05 | Final | 1 | inspection Final [BLD]: Re-inspection required |
| BLDGR25-0978 | Decks & porches | 2025-06-15 | Void - Wrong Workclass | — | Permit placed on hold for more information |
| BLDGR23-0123 | Windows & doors | 2023-01-23 | Final | 1 | — |