THREE PHASE LINE CONSTRUCTION, INC. is a power and communication line and related structures construction employer in MONROE, CT. Federal records show 1 OSHA inspection with 5 violations and $16,131 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 3, 2026.
THREE PHASE LINE CONSTRUCTION, INC.
1 SANDBAR ROAD NEAR STRUCTURE 266L, MONROE, CT, 06468
Parent: MASTEC INC (644 locations)
237130 — Top companies in Power and Communication Line and Related Structures Construction
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Part of a larger organization
THREE PHASE LINE CONSTRUCTION, INC. is one of 644 establishments in our dataset that roll up under the parent organization MASTEC INC. MASTEC INC is a SEC public reporter (MTZ), with most recent reported revenue of $14.3B.
Federal enforcement records on THREE PHASE LINE CONSTRUCTION, INC. represent activity at this specific establishment. The full enforcement footprint of MASTEC INC across all 644 of its tracked locations is viewable on the parent profile.
Other establishments operated by MASTEC INC
- STOUT CONSTRUCTION, LLC — MENOMONIE, WI — 3 federal records
- WILLIAM CHARLES CONSTRUCTION CO. — ROCKFORD, IL — 3 federal records
- William Charles Construction — Peoria, IL — 3 federal records
- WILLIAM CHARLES CONSTRUCTION COMPANY, LLC — ROCHELLE, IL — 3 federal records
- MASTEC, INC. — BOCA RATON, FL — 2 federal records
- WILLIAM CHARLES CONSTRUCTION COMPANY, LLC — ROCKFORD, IL — 2 federal records
- A-1 EXCAVATING, LLC — EAU CLAIRE, WI — 2 federal records
- WHITE CONSTRUCTION — MASCOUTAH, IL — 2 federal records
- PORTER BROTHERS CONSTRUCTION — PUYALLUP, WA — 2 federal records
- A-1 EXCAVATING, INC — OSSEO, WI — 2 federal records
Other employers in Power and Communication Line and Related Structures Construction within CT
- WESTINGHOUSE ELECTRIC COMPANY, LLC — WATERFORD — 2 federal records
- AEC SOLAR LLC — MILFORD — 1 federal record
- CEL TECH CONTRACTING CORP. — MANCHESTER — 1 federal record
- CHARTER OAK UTILITY CONSTRUCTORS, INC. — HARTFORD — 1 federal record
- KEIGUS, INC. — STAMFORD — 1 federal record
- P & P UNDERGROUND INCORPORATED — MILFORD — 1 federal record
- ARRAY CONSTRUCTION, LLC — POMFRET — 1 federal record
- EIC ASSOCIATES INC. — DARIEN — 1 federal record
- BBS TOWER CORPORATION — STAMFORD — 1 federal record
- PHOENIX COMMUNICATIONS, INC. — MILFORD — 1 federal record
Industry context
Within the power and communication line and related structures construction industry in CT, THREE PHASE LINE CONSTRUCTION, INC. ranks in the 89th percentile of OSHA violation frequency across 357 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 94th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.5 for the power and communication line and related structures construction sector, with a Days Away, Restricted, or Transferred (DART) rate of 0.9.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 24 months.
Frequently Asked Questions
- What is THREE PHASE LINE CONSTRUCTION, INC.'s OSHA violation history?
- THREE PHASE LINE CONSTRUCTION, INC. has 1 OSHA inspection on record with 5 violations and $16,131 in total penalties.
- How does THREE PHASE LINE CONSTRUCTION, INC.'s safety record compare to its industry?
- THREE PHASE LINE CONSTRUCTION, INC. operates in the power and communication line and related structures construction industry. The industry average Total Recordable Incident Rate (TRIR) is 1.5.
About this data
This profile aggregates federal enforcement records on THREE PHASE LINE CONSTRUCTION, INC. of MONROE, CT from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 3, 2026. THREE PHASE LINE CONSTRUCTION, INC. resolves to the parent rollup MASTEC INC, which operates 644 establishments in our dataset.
This profile may be incomplete if THREE PHASE LINE CONSTRUCTION, INC.operates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.