Commercial building construction · South Dakota

MAC Construction Co., Inc.

Rapid City, SD · ~34 workers · 8 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
13.5
Avg TCR
2.9
Industry avg
0
Fatalities
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The verdict

MAC Construction Co., Inc. runs at 466% of its industry's injury rate - far more dangerous than the typical Commercial building construction workplace, earning a grade F.

MAC Construction Co., Inc.: 13.5 TCR = 466% of Commercial building construction BLS 2.9 · 8y Form 300A (see methodology below)

MAC Construction Co., Inc. safety composite

MAC Construction Co., Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 3%), 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

22/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 13.5 per 100 workers

Safer than 3% of industry peers

DART rate
F 2.45 per 100 workers

Safer than 24% 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%).

TCR Δ

−16.2

2017→2024

MAC Construction Co., Inc. injury rate improved

MAC Construction Co., Inc.'s TCR fell 16.2 from 18.6 in 2017 to 2.5 in 2024. Peak filing year was 2019 at 23.7 TCR. In 2024, DART was 0.18× this establishment's average TCR (severity share of cases).

2017=18.6 · 2018=12.1 · 2019=23.7 · 2020=8.3 · 2021=12.3 · 2022=21.2 · 2023=9.2 · 2024=2.5

OSHA ITA Form 300A scorecard

Establishment book 236220 · Rapid City, SD ABOVE-IND · SMALL

Grade F · TCR 13.5 · 466% of ind

  • DART 2.5 DART
  • RANK #34/35
  • PHOTO Robert E. Boyer Cons…
  • BOOK 8y book
  • INJ 35 inj
  • SIZE ~34 FTE

Nearest TCR peer: Robert E. Boyer Construction, Inc. (0.0 TCR gap)

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

MAC Construction Co., Inc. in the TCR neighbourhood

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

TCR

What this shows MAC Construction Co., Inc. averages 13.5 TCR (466% of the Commercial building construction BLS benchmark).

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

MAC Construction Co., Inc. TCR series: 2017=18.6 · 2018=12.1 · 2019=23.7 · 2020=8.3 · 2021=12.3 · 2022=21.2 · 2023=9.2 · 2024=2.5 · BLS 2.9

Where MAC Construction Co., Inc. falls in its industry

4,692 Commercial building constructi establishments

Safer than 3% of graded establishments in this industry, whose median TCR is 2.3.

More dangerous than peersSafer than peers

Narrower to South Dakota alone (the establishments it most directly competes with for workers and contracts): ranked #34 safest of 35 Commercial building constructi employers in South Dakota.

MAC Construction Co., Inc. (34 employees, TCR 13.5) 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 051015 Average employees Total Case Rate MAC Construction Co., Inc.
MAC Construction Co., Inc. (34 employees, TCR 13.5) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

MAC Construction Co., Inc. has fewer employees than the Commercial building construction 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
2024 2.5 2.5 1 0 0
2023 9.2 4.6 4 0 0
2022 21.2 11.8 9 0 0
2021 12.3 6.2 4 0 0
2020 8.3 8.3 3 0 0
2019 23.7 11.9 6 0 0
2018 12.1 0.0 3 0 0
2017 18.6 14.9 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · SD · Rapid City

4,692 Commercial building construction employers nationwide with a credible TCR · 1,778 rated employers in South Dakota with headcount on file · 219 employers in Rapid City, SD · 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 Robert E. Boyer Construction, Inc. 13.5 TCR
NAICS-TCR Bauer Builders, Inc. 13.4 TCR
NAICS-TCR SEGA Ready Mix 13.4 TCR
NAICS-TCR WEB Construction Co., Inc. 13.6 TCR
STATE-SIZE Lakeside Dairy, LLC - LDL230 34 FTE
STATE-SIZE Rapid City Service Center 34 FTE
STATE-SIZE North Sioux City 34 FTE
STATE-SIZE Britton Panel Mfg & NexGen Admin Office 34 FTE
CITY-NEAR Rapid City Hospital 2,320 FTE
CITY-NEAR Black Hills Works 683 FTE
CITY-NEAR Black Hills Corp. Headquarters (SD006) 590 FTE
CITY-NEAR 1604 513 FTE
NAT-TCR JBC Roofing LLC 13.5 TCR
NAT-TCR Harris Hardwoods, Inc. 13.5 TCR
NAT-TCR Benson Heights Rehabilitation Center 13.5 TCR
NAT-TCR Recreation Maintenance/Parks 13.5 TCR
NAT-SIZE New Vision Coop-Worthington Feed 34 FTE
NAT-SIZE Lake Jackson EMS 34 FTE
NAT-SIZE Lansing Building Products-Raliegh NC 34 FTE
NAT-SIZE Jifram 34 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, 2020, 2019, 2018, 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.