GRASS LAKE, MI —
OSHA Inspection: TENNECO AUTOMOTIVE OPERATING COMPANY INC.
Planned inspection · Safety discipline
At a glance
On , OSHA opened a planned safety inspection of TENNECO AUTOMOTIVE OPERATING COMPANY INC. in 3901 WILLIS ROAD, GRASS LAKE, MI 49240 (NAICS 336390). OSHA activity number 348835547.
OSHA opens inspections for many reasons — routine scheduling under a national or local emphasis program, an employee complaint or referral, or a follow-up after a reported injury. Opening or conducting an inspection is not itself an allegation or a finding that this employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.
Where did this inspection happen?
- Establishment
- TENNECO AUTOMOTIVE OPERATING COMPANY INC.
- Site address
- 3901 WILLIS ROAD
- City
- GRASS LAKE
- State
- MI
- ZIP
- 49240
- Mailing
- 3901 WILLIS ROAD, GRASS LAKE, MI 49240
What kind of inspection was it?
- Inspection type
- Planned (H)
- Scope
- Complete (A)
- Discipline
- Safety
- Advance notice
- No
- Union status
- B
When did the case open and close?
- Opened
- Closing conference
- Case closed
- Last modified
- Data loaded
Establishment context
- NAICS code
- 336390
- Employees
- 150
- Ownership type
- A
Citations
4 citations on file for this inspection.
408.10727(1)
- Issued
- May 6, 2026
- Penalty
- Initial $4,000 · Current $2,000 Reduced
Recent events (2)
- — I (S) $2000
- — Z (S) $4000
408.12635(1)
- Issued
- May 6, 2026
- Penalty
- Initial $0 · Current $0
Recent events (2)
- — I (S) $0
- — Z (S) $0
325.47201(3)
- Issued
- May 6, 2026
- Penalty
- Initial $3,200 · Current $1,600 Reduced
Recent events (2)
- — I (S) $1600
- — Z (S) $3200
408.11222(1)
- Issued
- May 6, 2026
- Penalty
- Initial $0 · Current $0
Recent events (2)
- — I (O) $0
- — Z (O) $0
More inspections at Tenneco Automotive Operating Company INC.
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Source
This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 348835547.
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