Building materials supply dealers · California

Hills Flat Lumber Co - GV

Grass Valley, CA · ~90 workers · 2 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.7
Avg TCR
3.4
Industry avg
0
Fatalities
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The verdict

Hills Flat Lumber Co - GV runs at 79% of its industry's injury rate - safer than the typical Building materials supply dealers workplace, earning a grade B.

Hills Flat Lumber Co - GV: 2.7 TCR = 79% of Building materials supply dealers BLS 3.4 · 2y Form 300A (see methodology below)

Hills Flat Lumber Co - GV safety composite

Hills Flat Lumber Co - GV scores strongest on total case rate (tcr) (safer than 79% of same-industry peers) and weakest on dart rate (safer than 48%), 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

61/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 2.67 per 100 workers

Safer than 79% of industry peers

DART rate
D 3.19 per 100 workers

Safer than 48% 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%).

Rising injury rate

Hills Flat Lumber Co - GV: 1.1 → 4.3 TCR

Peak year 2024 @ 4.3 TCR · DART/TCR 1.19× in 2024

Hills Flat Lumber Co - GV's TCR rose 3.2 from 1.1 in 2023 to 4.3 in 2024. In 2024, DART was 1.19× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 444190 · Grass Valley, CA AT/BELOW-IND · SMALL

Grade B · TCR 2.7 · 79% of ind

  • DART 3.2 DART
  • RANK #39/159
  • PHOTO Infinity Retail, LLC…
  • BOOK 2y book
  • INJ 5 inj
  • SIZE ~90 FTE

Nearest TCR peer: Infinity Retail, LLC - Cleveland (0.0 TCR gap)

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Hills Flat Lumber Co - GV in the TCR neighbourhood

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

TCR

What this shows Hills Flat Lumber Co - GV averages 2.7 TCR (79% of the Building materials supply dealers BLS benchmark).

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

Hills Flat Lumber Co - GV TCR series: 2023=1.1 · 2024=4.3 · BLS 3.4

Where Hills Flat Lumber Co - GV falls in its industry

1,643 Building materials supply deal establishments

Safer than 79% of graded establishments in this industry, whose median TCR is 5.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #39 safest of 159 Building materials supply deal employers in California.

Hills Flat Lumber Co - GV (90 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2 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 0510152025 Average employees Total Case Rate Hills Flat Lumber Co - GV
Hills Flat Lumber Co - GV (90 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 35 employees and a TCR of 5.2

Hills Flat Lumber Co - GV has more employees than the Building materials supply dealers median and a lower injury rate than the industry's median TCR of 5.2. 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 4.3 3.2 4 0 0
2023 1.1 1.1 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

444190 · CA · Grass Valley

1,643 Building materials supply dealers employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 66 employers in Grass Valley, CA · 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 Infinity Retail, LLC - Cleveland 2.7 TCR
NAICS-TCR High Brothers Lumber and Millwork 2.7 TCR
NAICS-TCR True Value by Ideal 2.7 TCR
NAICS-TCR Whites Lumber Inc Watertown 2.7 TCR
STATE-SIZE HM Clause - Davis West Research Station 90 FTE
STATE-SIZE Holland America Flowers, LLC 90 FTE
STATE-SIZE Hettinga - California 90 FTE
STATE-SIZE A & R Contracting 90 FTE
CITY-NEAR 6403-64030166 850 FTE
CITY-NEAR Sierra Nevada Memorial - Miners Hospital 847 FTE
CITY-NEAR Sierra Nevada Memorial Miners-Hospital 752 FTE
CITY-NEAR Sierra Nevada Memorial-Miners Hospital 749 FTE
NAT-TCR McDonough II 2.7 TCR
NAT-TCR Integrated Technical Systems, Inc. 2.7 TCR
NAT-TCR Great Dane Jonesboro 2.7 TCR
NAT-TCR EMS - Deephaven Woods 2.7 TCR
NAT-SIZE 139 Kirkwood 90 FTE
NAT-SIZE 125 University City 90 FTE
NAT-SIZE 101 Florissant 90 FTE
NAT-SIZE Lih Lihue Airport 90 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.