Mechanical contractors · Tennessee

Southern Mechanical LLC

Nashville, TN · ~46 workers · 9 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Southern Mechanical LLC runs at 70% of its industry's injury rate - safer than the typical Mechanical contractors workplace, earning a grade B.

Southern Mechanical LLC: 2.0 TCR = 70% of Mechanical contractors BLS 2.8 · 9y Form 300A (see methodology below)

Southern Mechanical LLC safety composite

Southern Mechanical LLC scores strongest on dart rate (safer than 80% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

C

68/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.96 per 100 workers

Safer than 69% of industry peers

DART rate
B 0 per 100 workers

Safer than 80% of industry peers

Fatalities
D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

Southern Mechanical LLC held a steady TCR band

Southern Mechanical LLC's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2024. Peak filing year was 2022 at 5.7 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2016=0.0 · 2017=4.5 · 2018=4.7 · 2019=2.8 · 2020=0.0 · 2021=0.0 · 2022=5.7 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Nashville, TN AT/BELOW-IND · SMALL

Grade B · TCR 2.0 · 70% of ind

  • DART 0.0 DART
  • RANK #35/117
  • PHOTO Monroe Mechanical LLC
  • BOOK 9y book
  • INJ 7 inj
  • SIZE ~46 FTE

Nearest TCR peer: Monroe Mechanical LLC (0.0 TCR gap)

Read with this employer → · Industry book → · Tennessee employers → · Look up another →

Southern Mechanical LLC in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Southern Mechanical LLC averages 2.0 TCR (70% of the Mechanical contractors BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Southern Mechanical LLC TCR series: 2016=0 · 2017=4.5 · 2018=4.7 · 2019=2.8 · 2020=0 · 2021=0 · 2022=5.7 · 2023=0 · 2024=0 · BLS 2.8

Where Southern Mechanical LLC falls in its industry

5,793 Mechanical contractors establishments

Safer than 69% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Tennessee alone (the establishments it most directly competes with for workers and contracts): ranked #35 safest of 117 Mechanical contractors employers in Tennessee.

Southern Mechanical LLC (46 employees, TCR 2.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 050100150200250 05101520 Average employees Total Case Rate Southern Mechanical LLC
Southern Mechanical LLC (46 employees, TCR 2.0) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Southern Mechanical LLC has fewer employees than the Mechanical contractors median and a lower injury rate than the industry's median TCR of 3.3. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 5.7 5.7 2 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 2.8 0.0 1 0 0
2018 4.7 2.3 2 0 0
2017 4.5 4.5 2 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · TN · Nashville

5,793 Mechanical contractors employers nationwide with a credible TCR · 10,743 rated employers in Tennessee with headcount on file · 1,187 employers in Nashville, TN · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Monroe Mechanical LLC 2.0 TCR
NAICS-TCR Great Plumbers 2.0 TCR
NAICS-TCR Patriot Fire Protection, Inc. 2.0 TCR
NAICS-TCR Wayne Crouse, Inc. 2.0 TCR
STATE-SIZE Benton County Electric 46 FTE
STATE-SIZE Gibson County Utility District 46 FTE
STATE-SIZE 670 South Cooper Street 46 FTE
STATE-SIZE JBS Energy Solutions, LLC 46 FTE
CITY-NEAR Parallon Enterprises, LLC 15,267 FTE
CITY-NEAR METROPOLITAN GOVT. OF NASHVILLE,& DAVIDSON COUNTY 10,278 FTE
CITY-NEAR METRO NASHVILLE PUBLIC SCHOOLS 9,049 FTE
CITY-NEAR TriStar Centennial Medical Center 3,106 FTE
NAT-TCR Columbus 10409 2.0 TCR
NAT-TCR Indianapolis 10181 2.0 TCR
NAT-TCR Bassett Mechanical 2.0 TCR
NAT-TCR Randall Manufacturing 2.0 TCR
NAT-SIZE Housing Authority of Paducah 46 FTE
NAT-SIZE Hill Electric Inc 46 FTE
NAT-SIZE Rancho Cordova 46 FTE
NAT-SIZE SF2 46 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.