Horizontal drilling (e.g., underground cable, pipeline, sewer installation) · Pennsylvania

L & N Zimmerman Excavating Inc.

Myerstown, PA · ~24 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

L & N Zimmerman Excavating Inc. runs at 215% of its industry's injury rate - far more dangerous than the typical Horizontal drilling (e.g., underground cable, pipeline, sewer installation) workplace, earning a grade F.

L & N Zimmerman Excavating Inc.: 6.0 TCR = 215% of Horizontal drilling (e.g., underground cable, pipeline, sewer installation) BLS 2.8 · 3y Form 300A (see methodology below)

L & N Zimmerman Excavating Inc. safety composite

L & N Zimmerman Excavating Inc. scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 10%), 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).

F

23/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.03 per 100 workers

Safer than 10% of industry peers

DART rate
F 2.82 per 100 workers

Safer than 17% of industry peers

Fatalities
D 0

Safer than 52% 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%).

TCR Δ

−0.5

2017→2020

L & N Zimmerman Excavating Inc. injury rate improved

L & N Zimmerman Excavating Inc.'s TCR fell 0.5 from 3.3 in 2017 to 2.8 in 2020. Peak filing year was 2019 at 12.0 TCR. In 2020, DART was 0.47× this establishment's average TCR (severity share of cases).

2017=3.3 · 2019=12.0 · 2020=2.8

OSHA ITA Form 300A scorecard

Establishment book 237990 · Myerstown, PA ABOVE-IND · SMALL

Grade F · TCR 6.0 · 215% of ind

  • DART 2.8 DART
  • RANK #18/18
  • PHOTO RUSH Marine, LLC
  • BOOK 3y book
  • INJ 6 inj
  • SIZE ~24 FTE

Nearest TCR peer: RUSH Marine, LLC (0.0 TCR gap)

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

L & N Zimmerman Excavating Inc. in the TCR neighbourhood

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

TCR

What this shows L & N Zimmerman Excavating Inc. averages 6.0 TCR (215% of the Horizontal drilling (e.g., underground cable, pipeline, sewer installation) BLS benchmark).

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

L & N Zimmerman Excavating Inc. TCR series: 2017=3.3 · 2019=12 · 2020=2.8 · BLS 2.8

Where L & N Zimmerman Excavating Inc. falls in its industry

932 Horizontal drilling (e.g., und establishments

Safer than 10% of graded establishments in this industry, whose median TCR is 1.5.

More dangerous than peersSafer than peers

Narrower to Pennsylvania alone (the establishments it most directly competes with for workers and contracts): ranked #18 safest of 18 Horizontal drilling (e.g., und employers in Pennsylvania.

L & N Zimmerman Excavating Inc. (24 employees, TCR 6.0) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5 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 05001,0001,500 051015 Average employees Total Case Rate L & N Zimmerman Excavating Inc.
L & N Zimmerman Excavating Inc. (24 employees, TCR 6.0) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5

L & N Zimmerman Excavating Inc. has fewer employees than the Horizontal drilling (e.g., underground c median and a higher injury rate than the industry's median TCR of 1.5. 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
2020 2.8 2.8 1 0 0
2019 12.0 3.0 4 0 0
2017 3.3 3.3 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237990 · PA · Myerstown

932 Horizontal drilling (e.g., underground cable, pipeline, sewer installation) employers nationwide with a credible TCR · 22,692 rated employers in Pennsylvania with headcount on file · 32 employers in Myerstown, PA · 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 RUSH Marine, LLC 6.0 TCR
NAICS-TCR Tutor Perini/O&G, A Joint Venture 6.0 TCR
NAICS-TCR C3 Environmental Specialties Lp 6.1 TCR
NAICS-TCR BRV Equipment Inc 6.0 TCR
STATE-SIZE Avon Heights Mushrooms, Inc. 24 FTE
STATE-SIZE Waynesburg PA 24 FTE
STATE-SIZE Liberty Electric Power LLC 24 FTE
STATE-SIZE Tenaska Westmoreland Generating Station 24 FTE
CITY-NEAR Myerstown, PA 659 FTE
CITY-NEAR Bayer Myerstown 549 FTE
CITY-NEAR Dutch-Way Farm Market Myerstown 262 FTE
CITY-NEAR Dutch Valley Food Distributors 215 FTE
NAT-TCR ATL-SCS 6.0 TCR
NAT-TCR Mashburn Equipment LLC 6.0 TCR
NAT-TCR Glenview Terrace Nursing Center 6.0 TCR
NAT-TCR Portland Brewing 6.0 TCR
NAT-SIZE Jessup MD Gypsum 24 FTE
NAT-SIZE Accurate Mold & Plastic 24 FTE
NAT-SIZE Efl Nassau 24 FTE
NAT-SIZE LaForce - Vernon Hills 24 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: 2020, 2019, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.