45C
90% range 43.2–47.6
Lance McCarty
Primary kind of workRadon
activefeaturedhigh confidence
Sub-scores
Inspections48
typical
Failed / re-inspection results on 13% of inspections vs 12% expected for similar jobs
Plan quality / Revisions43
worse than peers
0.20 plan send-backs / revision events per permit vs 0.15 expected for similar jobs
Time to permit54
typical
Median 10 days to approval vs 10 days peer median (0.86× after adjusting for kind of work)
Completion44
worse than peers
10% of issued permits expired/voided without final vs 8% expected
More: compliance & reliability
Compliance38
worse than peers
0.09 license/insurance/stop-work type holds per permit vs 0.05 expected
Reliability51
typical
3% of inspections cancelled vs 4% expected
Ann Arbor activity & plain stats
Permits in scored set
437
Last 3 years
278
Last 12 months
95
Years active
6
2021–2026
Median days to approval
10.0
peer median 10.0
Permits needing a revision
16%
Permits with a failed / re-inspection
10%
Inspections on record
424
Job mix
Radon 98% Foundation / structural 1% Remodels 0% Commercial alterations 0%
Sample permit records
| Permit | Kind of work | Applied | Status | Days to approval | Notes |
|---|---|---|---|---|---|
| BLDGR24-1914 | Radon | 2024-08-26 | Final | 45 | plan submittal v1 requires re-submit plan submittal v2 requires re-submit 2 eReview file(s) sent back for resubmittal Permit placed on hold for more information |
| BLDGR26-0368 | Radon | 2026-03-18 | Final | 34 | plan submittal v1 requires re-submit plan submittal v2 requires re-submit 3 eReview file(s) sent back for resubmittal |
| BLDGR23-1595 | Radon | 2023-08-16 | Expired | 1 | inspection Final [BLD]: Re-inspection required Permit placed on hold for more information permit expired without final |
| BLDG21-1854 | Radon | 2021-09-14 | CANCELLED | 0 | — |
| BLDG21-1785 | Radon | 2021-09-07 | FINALED | 0 | — |
| BLDG21-1765 | Radon | 2021-09-03 | FINALED | 0 | — |