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 drain Service 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
- Residential jobsite – interior
What was the outcome?
- Outcome
- Job transfer or restriction (code 3)
- Type
- Injury (code 1)
- Days restricted or transferred
- 8
Before the incident
The employee was using a powered drain snake to clean a floor drain in a utility room.
What happened
While cleaning debris from the drain snake using a utility knife the employee sustained a cut to the thumb.
Injury or illness
Laceration to left thumb.
Object or substance involved
Utility knife.
Summary line
Laceration to left thumb from utility knife with subsequent infection resulting in knee abscess
Employee and industry
- Job description
- Drain Service Technician
- SOC code
- 47-2152 — Plumbers, Pipefitters, and Steamfitters
- NAICS code
- 238220 — Plumbing and heating contractors
- NAICS vintage
- 2022
- Avg employees
- 91
- Total hours worked
- 162038
- EIN
- 411269382
- Establishment ID
- 1436326
- Employer case #
- 8
When (timing detail)
- Date of incident
- Shift started
- 7:35
- Time of incident
- 8:50
- Filing year
- 2025
- Submitted
- 22JAN26:17:26:00
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.