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Occupational Safety and Health Administration OSHA

Inspection Detail

Case Status: CLOSED

Case Status: CLOSED

Violation Summary
Serious Willful Repeat Other Unclass Total
Initial Violations 2 2
Current Violations 1 1
Initial Penalty $39,364 $0 $0 $0 $0 $39,364
Current Penalty $0 $0 $0 $15,000 $0 $15,000
FTA Amount $0 $0 $0 $0 $0 $0

Violation Items
# ID Type Standard Issuance Abate Curr$ Init$ Fta$ Contest LastEvent
  1. 01001A Other 5A0001 04/01/2022 04/29/2022 $10,000 $14,502 $0 I - Informal Settlement
  2. 01001B Other 19101200 F06 II 04/01/2022 04/29/2022 $5,000 $10,360 $0 I - Informal Settlement
Deleted 3. 01002 Serious 19101200 H03 II 04/01/2022 04/29/2022 $14,502 $14,502 $0 I - Informal Settlement

Accident Investigation Summary
Summary Nr: 141065.015 Event: 11/12/2021Employee Is Killed In Explosion While Sanitizing Tank
At 9:30 a.m. on November 12, 2021, an employee and two coworkers were sanitizing a polishing tank which is used to deionize water for site use. Around 8:30am th ey starting setting everything up so they could pump a 35% hydrogen peroxide sol ution in the tank. They ran a hose from a 55 gallon drum of hydrogen peroxide t o the pump and then to the nitrogen intake valve at the top of the tank. Once th e pump was set up, Coworker #2 left to work on something else while the employee and Coworker #1 stayed to observe progress. After about 30 minutes, approximate ly 75% of the 55 gallon drum had been transferred to the polishing tank. At thi s point, the employee and Coworker #1 turned off the pump and approached the pol ishing tank to open a side valve in case of pressure build up. As the employee was opening the valve, an explosion occurred killing him and injuring Coworker # 1. The employee was burned and incurred multiple fractures in explosion.
Keywords: burn, chemical, chemical reaction, cleaning, concussion, drum, explosion, face, fracture, head, hydrogen peroxide, nitrogen, pressure, pump, struck by, tank, valve
Inspection Degree Nature Occupation
1 1563501.015 Fatality

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