Plymouth, MN —
OSHA Injury Report: Tri-State Drilling
Injury · Job transfer or restriction
At a glance
On , an injury at Tri-State Drilling in Plymouth, MN 55446 resulted in job transfer or restriction. Employee was foreman in foundation drilling contractors.
Where did this happen?
- Establishment
- Tri-State Drilling
- Parent company
- Tri-State Drilling Inc.
- Street
- 16940 Hwy 55 W
- City
- Plymouth
- State
- MN
- ZIP
- 55446
- On-site location
- Structure 37
What was the outcome?
- Outcome
- Job transfer or restriction (code 3)
- Type
- Injury (code 1)
- Days restricted or transferred
- 24
Before the incident
Employee was spotting a crane lift to set a foundation casing into a hole underneath electrical lines.
What happened
While looking upward at crane boom and walking the employee stepped into opening crack in matting and twisted knee.
Injury or illness
Torn ligament as a result of a slip trip left knee.
Object or substance involved
Torn ligament as a result of a slip trip left knee.
Summary line
Twisted Lt Knee while spotting for a Crane Lift opening in matting
Employee and industry
- Job description
- Foreman
- SOC code
- 47-1011 — First-Line Supervisors of Construction Trades and Extraction Wo
- NAICS code
- 238910 — Foundation drilling contractors
- NAICS vintage
- 2012
- Avg employees
- 133
- Total hours worked
- 289356
- Establishment ID
- 42031
- Employer case #
- 2
When (timing detail)
- Date of incident
- Shift started
- 6:30
- Time of incident
- 11:00
- Filing year
- 2025
- Submitted
- 18FEB26:16:23:00
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.