48C+
90% range 44.2–53.7
Architects Design Group
Primary kind of workCommercial alterations
activefeaturedhigh confidence
Sub-scores
Inspections49
typical
Failed / re-inspection results on 35% of inspections vs 34% expected for similar jobs
Plan quality / Revisions51
typical
1.57 plan send-backs / revision events per permit vs 1.62 expected for similar jobs
Time to permit48
typical
Median 20 days to approval vs 21 days peer median (1.12× after adjusting for kind of work)
Completion50
typical
12% of issued permits expired/voided without final vs 12% expected
More: compliance & reliability
Compliance43
worse than peers
0.21 license/insurance/stop-work type holds per permit vs 0.15 expected
Reliability40
worse than peers
9% of inspections cancelled vs 6% expected
Ann Arbor activity & plain stats
Permits in scored set
44
Last 3 years
15
Last 12 months
1
Years active
10
2008–2025
Median days to approval
20.0
peer median 21.0
Permits needing a revision
52%
Permits with a failed / re-inspection
43%
Inspections on record
341
Job mix
Commercial alterations 57% Commercial new 23% Decks & porches 11% Windows & doors 9%
Score by kind of work
Commercial alterations · 25 permits
50
Commercial new · 10 permits
50
Decks & porches · 5 permits
48
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGC22-2138 | Commercial new | 2022-06-24 | Final | 824 | inspection Channel [BLD]: Partial Pass inspection Channel [BLD]: Re-inspection required |
| BLDGC22-2139 | Commercial new | 2022-06-24 | Final | 824 | inspection Above Ceiling/Grid [BLD]: Re-inspection required inspection Channel [BLD]: Re-inspection required inspection Channel [BLD]: Partial Pass |
| BLDGC22-2135 | Commercial new | 2022-06-24 | Final | 860 | inspection Above Ceiling/Grid [BLD]: Re-inspection required inspection Channel [BLD]: Partial Pass inspection Drywall - Screw [BLD]: Partial Pass |
| BLDG16-0914 | Commercial alterations | 2016-05-18 | FINALED | 15 | — |
| BLDG09-2442 | Windows & doors | 2009-12-03 | FINALED | 0 | — |
| BLDG09-2443 | Windows & doors | 2009-12-03 | FINALED | 0 | — |
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