Addition, alteration and renovation for-sale builders, commercial and institutional building · California

Merz Construction, Inc.

Spring Valley, CA · ~49 workers · 5 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.3
Avg TCR
2.9
Industry avg
0
Fatalities
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The verdict

Merz Construction, Inc. runs at 81% of its industry's injury rate - about level with the typical Addition, alteration and renovation for-sale builders, commercial and institutional building workplace, earning a grade C.

Merz Construction, Inc.: 2.3 TCR = 81% of Addition, alteration and renovation for-sale builders, commercial and institutional building BLS 2.9 · 5y Form 300A (see methodology below)

Merz Construction, Inc. safety composite

Merz Construction, Inc. scores strongest on dart rate (safer than 73% of same-industry peers) and weakest on total case rate (tcr) (safer than 49%), 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

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 2.34 per 100 workers

Safer than 49% of industry peers

DART rate
C 0 per 100 workers

Safer than 73% 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

Merz Construction, Inc.: 2.1 → 3.9 TCR

Peak year 2021 @ 5.7 TCR · DART/TCR 0× in 2022

Merz Construction, Inc.'s TCR rose 1.9 from 2.1 in 2017 to 3.9 in 2022. Peak filing year was 2021 at 5.7 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 236220 · Spring Valley, CA AT/BELOW-IND · SMALL

Grade C · TCR 2.3 · 81% of ind

  • DART 0.0 DART
  • RANK #235/486
  • PHOTO Chinook Contractors
  • BOOK 5y book
  • INJ 6 inj
  • SIZE ~49 FTE

Nearest TCR peer: Chinook Contractors (0.0 TCR gap)

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

Merz Construction, Inc. in the TCR neighbourhood

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

TCR

What this shows Merz Construction, Inc. averages 2.3 TCR (81% of the Addition, alteration and renovation for-sale builders, commercial and institutional building BLS benchmark).

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

Merz Construction, Inc. TCR series: 2017=2.1 · 2019=0 · 2020=0 · 2021=5.7 · 2022=3.9 · BLS 2.9

Where Merz Construction, Inc. falls in its industry

4,692 Addition, alteration and renov establishments

Safer than 49% of graded establishments in this industry, whose median TCR is 2.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #235 safest of 486 Addition, alteration and renov employers in California.

Merz Construction, Inc. (49 employees, TCR 2.3) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3 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 0100200300400500 05101520 Average employees Total Case Rate Merz Construction, Inc.
Merz Construction, Inc. (49 employees, TCR 2.3) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

Merz Construction, Inc. has fewer employees than the Addition, alteration and renovation for- median and a higher injury rate than the industry's median TCR of 2.3. 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
2022 3.9 0.0 2 0 0
2021 5.7 5.7 3 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0
2017 2.1 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · CA · Spring Valley

4,692 Addition, alteration and renovation for-sale builders, commercial and institutional building employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 56 employers in Spring 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 Chinook Contractors 2.3 TCR
NAICS-TCR Construction 2.3 TCR
NAICS-TCR Office 2.3 TCR
NAICS-TCR Four Seasons New Orleans Hotel & Residences 2.3 TCR
STATE-SIZE LAJES FARMS INC 49 FTE
STATE-SIZE Sunview Shandon 49 FTE
STATE-SIZE Rawah-Napa County 49 FTE
STATE-SIZE Central Farms 49 FTE
CITY-NEAR California Department of Transportation Facility 368 1,170 FTE
CITY-NEAR Covenant Living at Mount Miguel 230 FTE
CITY-NEAR MOUNT MIGUEL COVENANT VILLAGE 226 FTE
CITY-NEAR Casper Company 180 FTE
NAT-TCR 469 - Hamilton Township 2.3 TCR
NAT-TCR Prairie Creek Grain Company, Inc. -Elwood 2.3 TCR
NAT-TCR Estates Healthcare and Rehab Center 2.3 TCR
NAT-TCR AMA-ODFL 2.3 TCR
NAT-SIZE City of Sedona Police Department 49 FTE
NAT-SIZE SYR-ODFL 49 FTE
NAT-SIZE Heritage Homes 49 FTE
NAT-SIZE PSSI - 0896 Tyson Enid - Enterprise 49 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: 2022, 2021, 2020, 2019, 2017. 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.