Earth Moving/Excavating · Iowa

4B Construction Co.

Sioux City, IA · ~18 workers · 3 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.9
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

4B Construction Co. runs at 66% of its industry's injury rate - safer than the typical Earth Moving/Excavating workplace, earning a grade B.

4B Construction Co.: 1.9 TCR = 66% of Earth Moving/Excavating BLS 2.8 · 3y Form 300A (see methodology below)

4B Construction Co. safety composite

4B Construction Co. scores strongest on total case rate (tcr) (safer than 63% of same-industry peers) and weakest on dart rate (safer than 9%), 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

41/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.86 per 100 workers

Safer than 63% of industry peers

DART rate
F 5.57 per 100 workers

Safer than 9% 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%).

Rising injury rate

4B Construction Co.: 0.0 → 5.6 TCR

Peak year 2020 @ 5.6 TCR · DART/TCR 2.99× in 2020

4B Construction Co.'s TCR rose 5.6 from 0.0 in 2018 to 5.6 in 2020. In 2020, DART was 2.99× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238910 · Sioux City, IA AT/BELOW-IND · SMALL

Grade B · TCR 1.9 · 66% of ind

  • DART 5.6 DART
  • RANK #9/28
  • PHOTO JACK DYKSTRA EXCAVAT…
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~18 FTE

Nearest TCR peer: JACK DYKSTRA EXCAVATING INC (0.0 TCR gap)

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

4B Construction Co. in the TCR neighbourhood

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

TCR

What this shows 4B Construction Co. averages 1.9 TCR (66% of the Earth Moving/Excavating BLS benchmark).

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

4B Construction Co. TCR series: 2018=0 · 2019=0 · 2020=5.6 · BLS 2.8

Where 4B Construction Co. falls in its industry

1,750 Earth Moving/Excavating establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Iowa alone (the establishments it most directly competes with for workers and contracts): ranked #9 safest of 28 Earth Moving/Excavating employers in Iowa.

4B Construction Co. (18 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 2.5 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 050100150200250 0246810 Average employees Total Case Rate 4B Construction Co.
4B Construction Co. (18 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 2.5

4B Construction Co. has fewer employees than the Earth Moving/Excavating median and a lower injury rate than the industry's median TCR of 2.5. 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 5.6 5.6 1 0 0
2019 0.0 0.0 0 0 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238910 · IA · Sioux City

1,750 Earth Moving/Excavating employers nationwide with a credible TCR · 7,192 rated employers in Iowa with headcount on file · 259 employers in Sioux City, IA · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR JACK DYKSTRA EXCAVATING INC 1.9 TCR
NAICS-TCR ProCut Concrete Sawing & Drilling 1.9 TCR
NAICS-TCR FERMA Field (So Cal) 1.9 TCR
NAICS-TCR 7308 - TX-MAIN 1.9 TCR
STATE-SIZE Hatteras 18 FTE
STATE-SIZE Southwest Pork 18 FTE
STATE-SIZE DuPont Pioneer Orange City OCY1 18 FTE
STATE-SIZE River City Stone 18 FTE
CITY-NEAR Seaboard Triumph Foods 2,375 FTE
CITY-NEAR SeaboardTriumph Foods 1,896 FTE
CITY-NEAR St. Luke's Regional Medical Center 1,201 FTE
CITY-NEAR Smithfield Packaged Meats Corp 691 FTE
NAT-TCR DRT America, LLC - Rincon 1.9 TCR
NAT-TCR Blackbelt Enterprises dba Scannavino Trucking 1.9 TCR
NAT-TCR Neptune Technology Group 1.9 TCR
NAT-TCR Sendik's Food Market Bayside 1.9 TCR

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, 2018. 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.