Aqueduct construction · Wisconsin

S&L Underground, Inc.

Lodi, WI · ~22 workers · 7 years of OSHA Injury Tracking Application data.

C
Average Safety Record
2.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

S&L Underground, Inc. runs at 96% of its industry's injury rate - about level with the typical Aqueduct construction workplace, earning a grade C.

S&L Underground, Inc.: 2.7 TCR = 96% of Aqueduct construction BLS 2.8 · 7y Form 300A (see methodology below)

S&L Underground, Inc. safety composite

S&L Underground, Inc. scores strongest on dart rate (safer than 79% of same-industry peers) and weakest on fatalities (safer than 52%), 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

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 2.69 per 100 workers

Safer than 54% of industry peers

DART rate
B 0 per 100 workers

Safer than 79% 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

S&L Underground, Inc.: 5.3 → 8.5 TCR

Peak year 2024 @ 8.5 TCR · DART/TCR 0× in 2024

S&L Underground, Inc.'s TCR rose 3.2 from 5.3 in 2018 to 8.5 in 2024. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 237110 · Lodi, WI AT/BELOW-IND · SMALL

Grade C · TCR 2.7 · 96% of ind

  • DART 0.0 DART
  • RANK #10/41
  • PHOTO ATWATER NEW LOCATION
  • BOOK 7y book
  • INJ 4 inj
  • SIZE ~22 FTE

Nearest TCR peer: ATWATER NEW LOCATION (0.0 TCR gap)

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

S&L Underground, Inc. in the TCR neighbourhood

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

TCR

What this shows S&L Underground, Inc. averages 2.7 TCR (96% of the Aqueduct construction BLS benchmark).

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

S&L Underground, Inc. TCR series: 2018=5.3 · 2019=5 · 2020=0 · 2021=0 · 2022=0 · 2023=0 · 2024=8.5 · BLS 2.8

Where S&L Underground, Inc. falls in its industry

1,614 Aqueduct construction establishments

Safer than 54% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to Wisconsin alone (the establishments it most directly competes with for workers and contracts): ranked #10 safest of 41 Aqueduct construction employers in Wisconsin.

S&L Underground, Inc. (22 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0 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 S&L Underground, Inc.
S&L Underground, Inc. (22 employees, TCR 2.7) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0

S&L Underground, Inc. has fewer employees than the Aqueduct construction median and a lower injury rate than the industry's median TCR of 3.0. 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 8.5 0.0 2 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 5.0 5.0 1 0 0
2018 5.3 5.3 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237110 · WI · Lodi

1,614 Aqueduct construction employers nationwide with a credible TCR · 12,834 rated employers in Wisconsin with headcount on file · 9 employers in Lodi, WI · 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 ATWATER NEW LOCATION 2.7 TCR
NAICS-TCR PKG Contracting, Inc - Tyson Foods WWTF 2.7 TCR
NAICS-TCR Allterrain Paving & Construction LLC 2.7 TCR
NAICS-TCR R. G. Huston Co., Inc. 2.7 TCR
STATE-SIZE URUS Production Shawano Stony Hill 22 FTE
STATE-SIZE Weston 22 FTE
STATE-SIZE Jackson Electric Cooperative 22 FTE
STATE-SIZE Menomonie Service Center 22 FTE
CITY-NEAR School District of Lodi 285 FTE
CITY-NEAR Good Samaritan Society - Lodi 80 FTE
CITY-NEAR Furst-McNess Company (Lodi) 75 FTE
CITY-NEAR Lodi Canning Company 47 FTE
NAT-TCR Positronic Eldon Facility 2.7 TCR
NAT-TCR Carroll Bargain Shoppe 2.7 TCR
NAT-TCR Lucy Robbins Welles Library 2.7 TCR
NAT-TCR Brislin, Inc. 2.7 TCR
NAT-SIZE Hinton 22 FTE
NAT-SIZE Tilden 22 FTE
NAT-SIZE Global Windmill & Supply 22 FTE
NAT-SIZE US Intermodal, Inc., Santa Teresa, NM 22 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. 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.