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Inspection Detail
Inspection: 1607978.015 - Nstar Electric
Inspection Information - Office: Boston South Area Office
Site Address:
Nstar Electric
28 Bowdoin Street
Boston, MA 02114
Mailing Address:
157 Cordaville Rd (3rd Floor), Southborough, MA 01772
Union Status: Union
SIC:
NAICS: 221122/Electric Power Distribution
Inspection Type: Fat/Cat
Scope: Partial
Advanced Notice: N
Ownership: Private
Safety/Health: Safety
Close Conference: 07/13/2022
Emphasis:
Case Closed: 07/07/2026
| Type | Activity Nr | Safety | Health |
|---|---|---|---|
| Referral | 1919520 | Yes | |
| Accident | 2061257 |
| Violations/Penalties | Serious | Willful | Repeat | Other | Unclass | Total |
|---|---|---|---|---|---|---|
| Initial Violations | 3 | 2 | 5 | |||
| Current Violations | 2 | 1 | 3 | |||
| Initial Penalty | $43,506 | $290,054 | $0 | $0 | $0 | $333,560 |
| Current Penalty | $0 | $150,000 | $0 | $9,529 | $0 | $159,529 |
| FTA Penalty | $0 | $0 | $0 | $0 | $0 | $0 |
| # | Citation ID | Citation Type | Standard Cited | Issuance Date | Abatement Due Date | Current Penalty | Initial Penalty | FTA Penalty | Contest | Latest Event | Note |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | 01001 | Other | 19100269 A02 II E | 01/10/2023 | 09/01/2023 | $9,529 | $14,502 | $0 | 01/31/2023 | F - Formal Settlement | |
| 2. | 01002 | Serious | 19100269 E03 | 01/10/2023 | 01/19/2023 | $0 | $14,502 | $0 | 01/31/2023 | F - Formal Settlement | Citation has been deleted. |
| 3. | 01003 | Serious | 19100269 E09 | 01/10/2023 | 01/19/2023 | $0 | $14,502 | $0 | 01/31/2023 | F - Formal Settlement | Citation has been deleted. |
| 4. | 02001 | Willful | 5A0001 | 01/10/2023 | 09/01/2023 | $0 | $145,027 | $0 | 01/31/2023 | F - Formal Settlement | |
| 5. | 02002 | Willful | 5A0001 | 01/10/2023 | 09/01/2023 | $150,000 | $145,027 | $0 | 01/31/2023 | F - Formal Settlement |
Investigation Summary
On October 11, 2022, an employee was working for an electrical power distributor was working inside an electrical vault. The employee was performing maintenance on a deenergized CM-22 Network Protector that was connected to an energized 2,000 kilovolt-ampere (kVA) transformer. Faulty insulators caused an electrical explosion and the employee was struck by an arc-flash. The employee died from severe burns and a blood clot.
Keywords: Blood Clot, Burn, Confined Space, Defect, Defective, Defective Equipment, Electric Arc Flash, Electrical Burn, Electrical Vault, Electrical Wire, Electrical Work, Energized, Entry Permit, Explosion, Flame-Resistant Clothing (FRC), Insulator, Maintenance, PPE, PPE Hazard Assessment, Permit, Protective Clothing, Transformer, Transformer Vault
| # | Inspection | Age | Sex | Degree of Injury | Nature of Injury | Occupation |
|---|---|---|---|---|---|---|
| 1 | 1607978.015 | 31 | M | Fatality |