Boring, drilling, and milling machine combinations, metalworking, manufacturing · Arizona

Horizontal Boring, LLC

Phoenix, AZ · ~148 workers · 4 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.6
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Horizontal Boring, LLC runs at 50% of its industry's injury rate - far safer than the typical Boring, drilling, and milling machine combinations, metalworking, manufacturing workplace, earning a grade A.

Horizontal Boring, LLC: 1.6 TCR = 50% of Boring, drilling, and milling machine combinations, metalworking, manufacturing BLS 3.3 · 4y Form 300A (see methodology below)

Horizontal Boring, LLC safety composite

Horizontal Boring, LLC scores strongest on total case rate (tcr) (safer than 79% of same-industry peers) and weakest on fatalities (safer than 50%), 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

70/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.65 per 100 workers

Safer than 79% of industry peers

DART rate
B 0 per 100 workers

Safer than 75% of industry peers

Fatalities
D 0

Safer than 50% 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

−2.8

2021→2024

Horizontal Boring, LLC injury rate improved

Horizontal Boring, LLC's TCR fell 2.8 from 2.8 in 2021 to 0.0 in 2024. Peak filing year was 2021 at 2.8 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2021=2.8 · 2022=1.9 · 2023=1.9 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 333517 · Phoenix, AZ AT/BELOW-IND · MID

Grade A · TCR 1.6 · 50% of ind

  • DART 0.0 DART
  • RANK P79
  • PHOTO 71 Heater Rd
  • BOOK 4y book
  • INJ 8 inj
  • SIZE ~148 FTE

Nearest TCR peer: 71 Heater Rd (0.0 TCR gap)

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

Horizontal Boring, LLC in the TCR neighbourhood

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

TCR

What this shows Horizontal Boring, LLC averages 1.6 TCR (50% of the Boring, drilling, and milling machine combinations, metalworking, manufacturing BLS benchmark).

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

Horizontal Boring, LLC TCR series: 2021=2.8 · 2022=1.9 · 2023=1.9 · 2024=0 · BLS 3.3

Where Horizontal Boring, LLC falls in its industry

391 Boring, drilling, and milling establishments

Safer than 79% of graded establishments in this industry, whose median TCR is 3.4.

More dangerous than peersSafer than peers
Horizontal Boring, LLC (148 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 3.4 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 0100200300 051015 Average employees Total Case Rate Horizontal Boring, LLC
Horizontal Boring, LLC (148 employees, TCR 1.6) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 3.4

Horizontal Boring, LLC has more employees than the Boring, drilling, and milling machine co median and a lower injury rate than the industry's median TCR of 3.4. 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 1.9 0.0 2 0 0
2022 1.9 1.9 1 1 0
2021 2.8 2.8 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

333517 · AZ · Phoenix

391 Boring, drilling, and milling machine combinations, metalworking, manufacturing employers nationwide with a credible TCR · 9,594 rated employers in Arizona with headcount on file · 2,630 employers in Phoenix, AZ · 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 71 Heater Rd 1.7 TCR
NAICS-TCR Fives Giddings & Lewis, LLC 1.6 TCR
NAICS-TCR Riverstone Machining LLC 1.7 TCR
NAICS-TCR Sharon Cutwell Co 1.6 TCR
STATE-SIZE Brothers Harvesting Inc 148 FTE
STATE-SIZE Meritage Homes of Texas - San Antonio Division 148 FTE
STATE-SIZE Olympic West Fire Protection, LLC 148 FTE
STATE-SIZE Andrews Refrigeration Inc 148 FTE
CITY-NEAR Maricopa County 15,504 FTE
CITY-NEAR Phoenix Children's Hospital 7,575 FTE
CITY-NEAR All Company 6,261 FTE
CITY-NEAR 6403-64030500 6,153 FTE
NAT-TCR Wieser Concrete Products 1.6 TCR
NAT-TCR Store 3891 - CQ North West 72n 1.6 TCR
NAT-TCR Spectra-Tech Manufacturing, Inc. 1.6 TCR
NAT-TCR Integrated Process Engineers & Constructors, Inc. 1.6 TCR
NAT-SIZE Edge Autonomy - SLO 148 FTE
NAT-SIZE Westfield Community School 148 FTE
NAT-SIZE Cedarbrook Senior Living 148 FTE
NAT-SIZE Portland French Limited 148 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. 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.