Safety Incidents OSHA Severe Injury Reports · 2015–2025
3,913,242Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

OSHA Inspection: SIGMA CONSTRUCTION

Unprogrammed Other inspection · Safety discipline

On , OSHA opened an unprogrammed Other safety inspection of SIGMA CONSTRUCTION in LOT 306 SUNKEN MEADOW, ALLENTOWN, PA 18106 (NAICS 238130). OSHA activity number 339072779.

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Establishment
SIGMA CONSTRUCTION
Site address
LOT 306 SUNKEN MEADOW
City
ALLENTOWN
State
PA
ZIP
18106
Mailing
1967 AMBASSADOR ST, PHILADELPHIA, PA 19115
Inspection type
Unprogrammed Other (I)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238130
Employees
3
Ownership type
A

1 citation on file for this inspection.

1926.501 B13

Repeat Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $6160.00 · Current $4312.00 Reduced
29 CFR 1926.501(b)(13): Each employee(s) 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 employee(s) provided with an alternative fall protection measure under another provision of paragraph 1926.501 (b.    a) Roof area - On or about May 17, 2013, two employees were conducting residential frame carpentry work, no less than 18 feet above a lower level, and was not protected from falling by the use of guardrail systems, safety net systems, or personal fall arrest systems.      The Sigma Construction Inc. was previously cited for a violation of this occupational safety and health standard or its equivalent standard 29 CFR 1926.501(b)(13), which was contained in OSHA inspection number 315817205, citation number 1, item number 1 and was affirmed as a final order on November 17, 2011, with respect to a workplace located at 838-840 N 20th Street, Philadelphia, PA.
Recent events (2)
  • — I (R) $4312
  • — Z (R) $6160

View SIGMA CONSTRUCTION's full OSHA safety record →

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 339072779.