OAK CREEK, WI —
OSHA Inspection: ALDI INC. (WISCONSIN)
Complaint inspection · Safety discipline
At a glance
On , OSHA opened a complaint safety inspection of ALDI INC. (WISCONSIN) in 9342 SOUTH 13TH STREET, OAK CREEK, WI 53154 (NAICS 445110). OSHA activity number 347973703.
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employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.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
- ALDI INC. (WISCONSIN)
- Site address
- 9342 SOUTH 13TH STREET
- City
- OAK CREEK
- State
- WI
- ZIP
- 53154
- Mailing
- 9342 S 13TH ST., OAK CREEK, WI 53154
What kind of inspection was it?
- Inspection type
- Complaint (B)
- Scope
- Partial (B)
- 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
- 445110
- Employees
- 150
- Ownership type
- A
Citations
3 citations on file for this inspection.
5(a)(1)
- Issued
- Jun 13, 2025
- Abate by
- Jul 11, 2025
- Penalty
- Initial $16,550 · Current $0 Reduced
0170
General-duty citation text
OSH ACT of 1970 Section (5)(a)(1):The employer did not furnish employment and a place of employment which were free from recognized hazards that were causing or likely to cause death or serious physical harm in that employees were exposed to anhydrous ammonia contact, asphyxiation and explosion hazards from potential equipment failure related release from the failure of ammonia refrigeration components due to ice build-up and icing: (a) On or about January 13, 2025, Engine room LPR-1 vessel: Access to isolation/shutoff valves were not readily accessible in-that the isolation/shutoff valve hand wheels were encapsulated with excessive ice/frost build-up and did not allow immediate access to the vessels isolation/shutoff valves. (b) On or about January 13, 2025, Engine room INT-1 vessel: Insulation on left side of the INT-1 piping (IC-21) had the insulation removed from the tank to the main shut-off valve, creating excessive ice/frost build-up on the pipe and the sight glass.
Recent events (3)
- — F (S) $0
- — C (S) $16550
- — Z (S) $16550
1910.119 D03 I B
- Issued
- Jun 13, 2025
- Abate by
- Jan 22, 2026
- Penalty
- Initial $7,093 · Current $16,550
0170
General-duty citation text
1910.119(d)(3)(i)(B) Piping and instrument diagrams (P&ID's); (a) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, inspection of the piping system on the roof identified that piping was inaccurately labeled and piping and instrumentation diagrams (P&ID)'s R106 & R105 did not reflect the current piping configuration associated with DR, HGD, HTRS, and the HTRL lines. The HTRL lines were label duplicatively and did not have unique identification. The P&IDs R106 & R105 did not have the correct nomenclature for each line in the system in that the 2 HTRL lines were label the same and could not be differentiated on the P&ID's. (b) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, inspection of the piping system on the roof, identified that P&IDs R106 & R105 did not reflect current piping configuration associated with DR, HGD, HTRS, HTRL, & HTRL. P&IDs R106 & R105 did not have the correct nomenclature for each line in the system in that the DR was represented as HTRS. (c) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, inspection of the piping system on the roof, identified that P&IDs did not reflect current piping configuration associated with DR. The DR was missing in P&ID R106 for the AU1, AU5, AU7, and AU8. (d) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, inspection of the piping system on the roof, identified that P&IDs did not reflect current piping configuration associated with LLTS. The LLTS was removed in the expansion of the system in 2013. (e) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, inspection of the piping system on the roof, identified that P&IDs R106 & R105 did not reflect current piping configuration associated with DR, HGD, HTRS, HTRL, & HTRL. P&IDs R106 & R105 did not have any diameter values for each line in the system.
Recent events (3)
- — F (S) $16550
- — C (S) $7093
- — Z (S) $7093
5(a)(1)
- Issued
- Jun 13, 2025
- Abate by
- Aug 1, 2025
- Penalty
- Initial $16,550 · Current $0 Reduced
0170
General-duty citation text
OSH ACT of 1970 Section (5)(a)(1):The employer did not furnish employment and a place of employment which were free from recognized hazards that were causing or likely to cause death or serious physical harm to employees in that employees were exposed to potential chemical burns and inhalation hazards from release of ammonia, and struck by hazards from over pressure failure of ammonia refrigeration components, inspection and maintenance of the Ammonia Mechanical Refrigeration Systems is not implemented as required, exposing employees to chemical burns and inhalation hazards from release of ammonia, and struck by hazards from failed ammonia refrigeration components related to catastrophic release due to the lack of regular pressure relief valve maintenance activities: (a) Anhydrous Ammonia Refrigeration Systems: On or about January 13, 2025, the refrigeration system was not adequately maintained to protect employees from an uncontrolled release of anhydrous ammonia in that pressure relief valves (PRVs) were not being inspected or replaced every five years. This includes a Cyrus Shank PRV on the RB-2 compressor that connected the oil cooler to the oil separator was scheduled to be replaced in December 2017.
Recent events (3)
- — F (S) $0
- — C (S) $16550
- — Z (S) $16550
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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 347973703.
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