Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,645Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

OSHA Inspection: MASTRANGELO AND SONS, LLC

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of MASTRANGELO AND SONS, LLC in 36 WALDEN STREET, CAMBRIDGE, MA 02138 (NAICS 238160). OSHA activity number 340181874.

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Site address
36 WALDEN STREET
City
CAMBRIDGE
State
MA
ZIP
02138
Mailing
500 PLEASANT STREET, BELMONT, MA 02478
Inspection type
Planned (H)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238160
Employees
8
Ownership type
A

4 citations on file for this inspection.

1926.102 A01

Serious Gravity 10 1 instance 1 exposed
Issued
Penalty
Initial $2800.00 · Current $1960.00 Reduced
29 CFR 1926.102(a)(1): Eye and face protective equipment were not used when machines or operations presented potential eye or face injury from physical, chemical, or radiation agents.   (a) Location: 36 Walden Street, Cambridge MA, 02138   On or about 1/15/2015, eye and face protective equipment was not used when an employee was using a pneumatic nail gun.
Recent events (2)
  • — I (S) $1960
  • — Z (S) $2800

1926.416 A01

Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $2800.00 · Current $1960.00 Reduced
29 CFR 1926.416(a)(1): Employees were permitted to work in proximity to electric power circuits and were not protected against electric shock by de-energizing and grounding the circuits or effectively guarding the circuits by insulation or other means:   (a) Location: 36 Walden Street, Cambridge MA, 02138   On or about 1/15/2015, employees were not protected while working around energized electrical circuits from power lines.
Recent events (2)
  • — I (S) $1960
  • — Z (S) $2800

1926.501 B13

Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $2800.00 · Current $1960.00 Reduced
29 CFR 1926.501(b)(13): Each employee engaged in residential construction activities 6 feet (1.8 m) or more above lower levels were not protected by guardrail systems, safety net system, or personal fall arrest system, nor were employees provided with an alternative fall protection measure under another provision of paragraph 1926.501 (b):    (a) Location:36 Walden Street, Cambridge MA 02138   On or about 1/15/2015, employees were not protected from falling while working on a roof that was 22 feet above a lower level.
Recent events (2)
  • — I (S) $1960
  • — Z (S) $2800

1926.21 B02

Other-than-serious 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $400.00 · Current $280.00 Reduced
29 CFR 1926.21(b)(2): The employer did not instruct each employee in the recognition and avoidance of unsafe conditions and the regulations applicable to his/her environment to control or eliminate any hazards or other exposure to illness or injury:   (a) Location: 36 Walden Street, Cambridge MA, 02138   On or about 1/15/2015, employees were not instructed in the recognition and avoidance of unsafe conditions while working with a pneumatic nail gun, at heights above 6 feet from the lower level without fall protection, in close proximity to overhead power lines.
Recent events (2)
  • — I (O) $280
  • — Z (O) $400

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 340181874.