Ducts, sheet metal, manufacturing · Maryland

General Sheet Metal & Mechanical, LLC

Upper Marlboro, MD · ~119 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.7
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

General Sheet Metal & Mechanical, LLC runs at 173% of its industry's injury rate - more dangerous than the typical Ducts, sheet metal, manufacturing workplace, earning a grade D.

General Sheet Metal & Mechanical, LLC: 5.7 TCR = 173% of Ducts, sheet metal, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

General Sheet Metal & Mechanical, LLC safety composite

General Sheet Metal & Mechanical, LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 26%), 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).

D

36/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 5.72 per 100 workers

Safer than 36% of industry peers

DART rate
F 4.01 per 100 workers

Safer than 26% 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%).

Rising injury rate

General Sheet Metal & Mechanical, LLC: 4.4 → 7.0 TCR

Peak year 2024 @ 7.0 TCR · DART/TCR 0.7× in 2024

General Sheet Metal & Mechanical, LLC's TCR rose 2.6 from 4.4 in 2023 to 7.0 in 2024. In 2024, DART was 0.7× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332322 · Upper Marlboro, MD ABOVE-IND · MID

Grade D · TCR 5.7 · 173% of ind

  • DART 4.0 DART
  • RANK #3/7
  • PHOTO M&M SNY
  • BOOK 2y book
  • INJ 13 inj
  • SIZE ~119 FTE

Nearest TCR peer: M&M SNY (0.0 TCR gap)

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

General Sheet Metal & Mechanical, LLC in the TCR neighbourhood

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

TCR

What this shows General Sheet Metal & Mechanical, LLC averages 5.7 TCR (173% of the Ducts, sheet metal, manufacturing BLS benchmark).

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

General Sheet Metal & Mechanical, LLC TCR series: 2023=4.4 · 2024=7 · BLS 3.3

Where General Sheet Metal & Mechanical, LLC falls in its industry

1,158 Ducts, sheet metal, manufactur establishments

Safer than 36% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to Maryland alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 7 Ducts, sheet metal, manufactur employers in Maryland.

General Sheet Metal & Mechanical, LLC (119 employees, TCR 5.7) among 29 same-industry peers, split at the industry median of 58 employees and a TCR of 4.5 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 050100150200 05101520 Average employees Total Case Rate General Sheet Metal & Mechanical, LLC
General Sheet Metal & Mechanical, LLC (119 employees, TCR 5.7) among 29 same-industry peers, split at the industry median of 58 employees and a TCR of 4.5

General Sheet Metal & Mechanical, LLC has more employees than the Ducts, sheet metal, manufacturing median and a higher injury rate than the industry's median TCR of 4.5. 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 7.0 4.0 7 0 0
2023 4.4 4.4 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332322 · MD · Upper Marlboro

1,158 Ducts, sheet metal, manufacturing employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 98 employers in Upper Marlboro, MD · 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 M&M SNY 5.7 TCR
NAICS-TCR Metal Sales MC - Woodland 5.7 TCR
NAICS-TCR Group Mfg RC 5.7 TCR
NAICS-TCR MIAMI TECH INC 5.7 TCR
STATE-SIZE Medical Cannabis Grower 119 FTE
STATE-SIZE Baltimore Call Center 119 FTE
STATE-SIZE Strategic Factory 119 FTE
STATE-SIZE Kaydon Ring and Seal 119 FTE
CITY-NEAR Washington DC 1,045 FTE
CITY-NEAR 3888 - East Coast Return Center 447 FTE
CITY-NEAR 3881 - Upper Marlboro FDC 431 FTE
CITY-NEAR Thos. Somerville Co. 368 FTE
NAT-TCR Dublin 5.7 TCR
NAT-TCR 2196 Sxb91 5.7 TCR
NAT-TCR Neenah Northeast, LLC 5.7 TCR
NAT-TCR Hajoca 554 5.7 TCR
NAT-SIZE LPS Industries LLC 119 FTE
NAT-SIZE Signum LLC 119 FTE
NAT-SIZE Marc Glassman Inc 39MA 119 FTE
NAT-SIZE 3050 Cash Wise South Fargo 119 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. 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.