Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,992Inspections Most recent open 2026-07-18 Last loaded 2026-07-22

OSHA Inspection: LACTALIS HERITAGE DAIRY, INC.

Complaint inspection · Health discipline

On , OSHA opened a complaint health inspection of LACTALIS HERITAGE DAIRY, INC. in 1007 TOWNLINE ROAD, WAUSAU, WI 54403 (NAICS 311513). OSHA activity number 345807051.

What this inspection record means

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employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.

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Site address
1007 TOWNLINE ROAD
City
WAUSAU
State
WI
ZIP
54403
Mailing
1007 TOWNLINE ROAD, WAUSAU, WI 54403
Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Health
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
311513
Employees
200
Ownership type
A

7 citations on file for this inspection.

5(a)(1)

Serious Gravity 10 1 instance 17 exposed
Issued
Jul 22, 2022
Abate by
Dec 8, 2022
Penalty
Initial $14,502 · Current $10,000 Reduced

Hazardous substances M102

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 combustible powdered milk product dust fire, deflagration, and explosion hazards while working at or near an indoor spray dryer system (drying chamber, cyclones, baghouse, drum dryer, fluidized bed, ribbon mixer, scale hoppers, sifter, box filler, and connecting ductwork). The system operated in a manner where uncontrolled fire, deflagration propagation, and explosion hazards were present from the processing of combustible powdered milk product (cheese) dust. The system was operated without a means of fire protection (detection, shutdown, and suppression) to prevent the development of a fire condition, without means of deflagration propagation protection (isolation systems) to prevent the spread of a pressurized flame between the equipment within the spray dryer system, without a means of explosion protection for the spray dryer, and without a means of explosion protection for the cyclones to prevent an overpressure of those vessels:   On March 1, 2022, at a facility located at 1007 Townline Road, Wausau, WI 54403; the powdered cheese drying system (direct fired natural gas spray dryer, six cyclones in parallel, aerodyne cyclone with negative pressure air-material inlets, a filter media dust collector with negative pressure air-material inlet and sock media filters, direct fired natural gas drum dryer, multiple hoppers, ribbon blender, sifter, fluidized bed, and box filler) handling powder dust (whey, cheese solids), presented combustible dust fire, explosion and deflagration propagation hazards as the system was operated without:       1) a means of fire protection (detection, shutdown, and suppression) to prevent the development of a fire condition;       2) a means of deflagration propagation protection (isolation systems) to prevent the spread of a pressurized flame between the equipment within the spray dryer system; and       3) a means of explosion protection for the spray dryer and fines recovery cyclone to prevent overpressure of those vessels.
Recent events (3)
  • — F (S) $10000
  • — C (S) $14502
  • — Z (S) $14502

1910.22 A01

Serious Gravity 10 1 instance 17 exposed
Issued
Jul 22, 2022
Abate by
Aug 30, 2022
Penalty
Initial $14,502 · Current $6,000 Reduced

Hazardous substances M110

29 CFR  1910.22(a)(1):  All places of employment, passageways, storerooms, service rooms, and walking-working surfaces are kept in a clean, orderly, and sanitary condition:  On March 1, 2022, at a facility located at 1007 Townline Road, Wausau, WI 54403; the employer did not keep all places of employment and walking-working surfaces in a clean and orderly condition. Accumulations of fugitive combustible powdered cheese product dust were present on walking-working surfaces, elevated surfaces and equipment near the first and second floors in the Spray Dryer area. Employees were exposed to hazards from fire, flash fires and deflagration.
Recent events (3)
  • — F (S) $6000
  • — C (S) $14502
  • — Z (S) $14502

1910.22 A02

Deleted Serious Gravity 10 1 instance 17 exposed
Issued
Jul 22, 2022
Abate by
Aug 30, 2022
Penalty
Initial $0 · Current $0

Hazardous substances M110

29 CFR  1910.22(a)(2):  The floor of each workroom is maintained in a clean and, to the extent feasible, in a dry condition.  When wet processes are used, drainage must be maintained and, to the extent feasible, dry standing places, such as false floors, platforms, and mats must be provided:  On March 1, 2022, at a facility located at 1007 Townline Road, Wausau, WI 54403; the floor of each workroom was not maintained in a clean condition. Accumulations of fugitive combustible powdered cheese product dust were present on the floor around the Box Filling location. Employees were exposed to hazards from fire, flash fires and deflagration.
Recent events (3)
  • — F (S) $0
  • — C (S) $0
  • — Z (S) $0

1910.28 B01 I

Other-than-serious Gravity 5 1 instance 11 exposed
Issued
Jul 22, 2022
Abate by
Aug 30, 2022
Penalty
Initial $8,287 · Current $4,500 Reduced
29 CFR  1910.28(b)(1)(i):  Except as provided elsewhere in this section, the employer must ensure that each employee on a walking-working surface with an unprotected side or edge that is 4 feet (1.2 m) or more above a lower level is protected from falling by guardrail systems, safety net systems, or personal fall protection systems:  At a facility located at 1007 Townline Road, Wausau, WI 54403; the employer did not ensure that each Dryer Operator and Maintenance employee walking-working on the top of the Spray Dryer near the atomizer was protected from falling by guardrail systems, safety net systems, or personal fall protection systems. Employees were exposed to falls greater than 6 feet to the next level down.
Recent events (3)
  • — F (O) $4500
  • — C (S) $8287
  • — Z (S) $8287

1910.134 A02

Deleted Serious Gravity 10 2 instances 6 exposed
Issued
Jul 22, 2022
Abate by
Aug 19, 2022
Penalty
Initial $14,502 · Current $0 Reduced

Hazardous substances 9135

29 CFR  1910.134(a)(2):  A respirator shall be provided to each employee when such equipment is necessary to protect the health of such employee. The employer shall provide the respirators which are applicable and suitable for the purpose intended. The employer shall be responsible for the establishment and maintenance of a respiratory protection program, which shall include the requirements outlined in paragraph (c) of this section. The program shall cover each employee required by this section to use a respirator:  On March 1, 2022, at a facility located at 1007 Townline Road, Wausau, WI 54403; the employer did not provide each employee a respirator when such equipment was necessary to protect the health of the employees. The employer did not provide a suitable respirator to protect Boxer employees operating at the Spray Dryer system's Box Filling location when they were exposed to the total dust fraction of airborne particulate not otherwise regulated (PNOR) exceeding the permissible exposure limit (PEL) of 15 g/m^3 as an 8-hour time-weighted average (TWA).
Recent events (3)
  • — F (S) $0
  • — C (S) $14502
  • — Z (S) $14502

1910.1000 A02

Deleted Serious Gravity 10 2 instances 6 exposed
Issued
Jul 22, 2022
Abate by
Dec 8, 2022
Penalty
Initial $0 · Current $0

Hazardous substances 9135

29 CFR  1910.1000(a)(2):  An employee's exposure to any substance in Table Z-1, the exposure limit of which is not preceded by a "C", shall not exceed the 8-hour Time Weighted Average (TWA) given for that substance any 8-hour work shift of a 40-hour work week:  At a facility located at 1007 Townline Road, Wausau, WI 54403:  a)  On March 11, 2022, an employee at the Spray Dry system Box Filling location was exposed to an 8-hour TWA of 19.9 mg/m^3 for particulate not otherwise regulated (PNOR), approximately 1.3 times the PEL of 15 mg/m^3. The exposure level was derived from a sample collected over a 205 minute sampling period with zero exposure assumed for the unsampled period of 275 minutes.  b)  On March 11, 2022, an employee at the Spray Dry system Box Filling location, was exposed to an 8-hour TWA of 17.9 mg/m^3 for particulate not otherwise regulated (PNOR), approximately 1.2 times the PEL of 15 mg/m^3. The exposure level was derived from a sample collected over a 264 minute sampling period with zero exposure assumed for the unsampled period of 216 minutes.
Recent events (3)
  • — F (S) $0
  • — C (S) $0
  • — Z (S) $0

1910.1000 E

Serious Gravity 10 2 instances 6 exposed
Issued
Jul 22, 2022
Abate by
Dec 8, 2022
Penalty
Initial $0 · Current $6,000

Hazardous substances 9135

29 CFR  1910.1000(e):  To achieve compliance with paragraphs (a) through (d) of this section, administrative or engineering controls must first be determined and implemented whenever feasible. When such controls are not feasible to achieve full compliance, protective equipment or any other protective measures shall be used to keep the exposure of employees to air contaminants within the limits prescribed in this section. Any equipment and/or technical measures used for this purpose must be approved for each particular use by a competent industrial hygienist or other technically qualified person. Whenever respirators are used, their use shall comply with 1910.134:   On March 11, 2022, at a facility located at 1007 Townline Road, Wausau, WI 54403; the employer did not achieve compliance with paragraph (a) of this section by determining and implementing feasible engineering and administrative controls when Boxer employees were exposed to concentrations of particulate not otherwise regulated (PNOR) exceeding the permissible exposure limit (PEL) of 15 mg/m^3 as an 8-hour TWA.
Recent events (3)
  • — F (S) $6000
  • — C (S) $0
  • — Z (S) $0

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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 345807051.

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