Rochester, MN —
OSHA Injury Report: Tonna Mechanical, Inc.
Injury · Job transfer or restriction
At a glance
On , an injury at Tonna Mechanical, Inc. in Rochester, MN 559010831 resulted in job transfer or restriction. Employee was commercial HVACR Technician in plumbing and heating contractors.
Where did this happen?
- Establishment
- Tonna Mechanical, Inc.
- Parent company
- Tonna Mechanical, Inc.
- Street
- 1440 Industrial Dr NW
- City
- Rochester
- State
- MN
- ZIP
- 559010831
- On-site location
- Commercial jobsite – mechanical room
What was the outcome?
- Outcome
- Job transfer or restriction (code 3)
- Type
- Injury (code 1)
- Days restricted or transferred
- 24
Before the incident
The employee was drilling a 1 8-inch hole in a 4-inch dryer vent using a cordless drill.
What happened
While drilling into the dryer vent the employee’s hand contacted the edge of the vent.
Injury or illness
Laceration to the right index finger.
Object or substance involved
4-inch metal dryer vent.
Summary line
Laceration to right index finger from contact with 4-inch dryer vent
Employee and industry
- Job description
- Commercial HVACR Technician
- SOC code
- 49-9021 — Heating, Air Conditioning, and Refrigeration Mechanics and Inst
- NAICS code
- 238220 — Plumbing and heating contractors
- NAICS vintage
- 2022
- Avg employees
- 91
- Total hours worked
- 162038
- EIN
- 411269382
- Establishment ID
- 1436326
- Employer case #
- 3
When (timing detail)
- Date of incident
- Shift started
- 7:00
- Time of incident
- 11:00
- Filing year
- 2025
- Submitted
- 22JAN26:17:14:00
Source
Data from OSHA ITA Form 300/301 electronic submissions, filing year 2025. ITA Case Detail records are establishment-reported submissions, not OSHA inspections — no per-record IMIS deep link exists.