Excavating, earthmoving, or land clearing contractors · Illinois

G.A. Blocker Grading Contractor, Inc - MAIN

Name: G.A. Blocker Grading Contractor, Inc - MAIN Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Oswego, IL · ~36 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 0.0
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

G.A. Blocker Grading Contractor, Inc - MAIN runs at 0% of its industry's injury rate - about level with the typical Excavating, earthmoving, or land clearing contractors workplace, earning a grade C.

G.A. Blocker Grading Contractor, Inc - MAIN: 0.0 TCR = 0% of Excavating, earthmoving, or land clearing contractors BLS 2.8 · 2y Form 300A (see methodology below)

G.A. Blocker Grading Contractor, Inc - MAIN safety composite

G.A. Blocker Grading Contractor, Inc - MAIN scores strongest on total case rate (tcr) (safer than 100% 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).

80/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0 per 100 workers

Safer than 100% of industry peers
DART rate: B 0 per 100 workers

Safer than 77% 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%).

G.A. Blocker Grading Contractor, Inc - MAIN held a steady TCR band

G.A. Blocker Grading Contractor, Inc - MAIN's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2017. Peak filing year was 2016 at 0.0 TCR.

2016=0.0 · 2017=0.0

OSHA ITA Form 300A scorecard

Establishment book 238910 · Oswego, IL AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

DART 0.0 DART
RANK #0/52
PHOTO Morris-Shea Bridge C…
BOOK 2y book
INJ 0 inj
SIZE ~36 FTE

Nearest TCR peer: Morris-Shea Bridge Co. Inc (0.1 TCR gap)

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

Morris-Shea Br

0.1
Pfizer

0.1
Carone and Com

0.1
Letourneau Ent

0.1
This site

0

What this shows G.A. Blocker Grading Contractor, Inc - MAIN averages 0.0 TCR (0% of the Excavating, earthmoving, or land clearing contractors BLS benchmark).

G.A. Blocker Grading Contractor, Inc - MAIN TCR series: 2016=0 · 2017=0 · BLS 2.8

Where G.A. Blocker Grading Contractor, Inc - MAIN falls in its industry

1,750 Excavating, earthmoving, or la establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 2.5.

Grade C

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 52 Excavating, earthmoving, or la employers in Illinois.

G.A. Blocker Grading Contractor, Inc - MAIN (36 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 2.5

G.A. Blocker Grading Contractor, Inc - MAIN has fewer employees than the Excavating, earthmoving, or land clearin 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
2017	0.0	0.0	0	0	0
2016	0.0	0.0	0	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238910 · IL · Oswego

1,750 Excavating, earthmoving, or land clearing contractors employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 59 employers in Oswego, IL · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Morris-Shea Bridge Co. Inc	IRONDALE, AL	0.1 TCR
NAICS-TCR	Pfizer	ROCKY MOUNT, NC	0.1 TCR
NAICS-TCR	Carone and Company, Inc.	CONCORD, CA	0.1 TCR
NAICS-TCR	Letourneau Enterprises	CHARLOTTE, NC	0.1 TCR
STATE-SIZE	Illinois Foundation Seed Inc- Harvard	HARVARD	36 FTE
STATE-SIZE	CHI Greenhouse LLC	ROCHELLE	36 FTE
STATE-SIZE	MT ERIE COMPLEX -EST	MT ERIE	36 FTE
STATE-SIZE	Malta	MALTA	36 FTE
CITY-NEAR	Nine Mile Point (NMP) Nuclear Station	Oswego	849 FTE
CITY-NEAR	WM 3400	Oswego	367 FTE
CITY-NEAR	3400	Oswego	362 FTE
CITY-NEAR	Oswegoland Park District	Oswego	288 FTE
NAT-TCR	Aviation Other : Virtual Employee Roll-Up Site	Cincinnati, OH	0.0 TCR
NAT-TCR	AZ-01	Phoenix, AZ	0.0 TCR
NAT-TCR	CT-02	Stamford, CT	0.0 TCR
NAT-TCR	NJ-05	Ewing Township, NJ	0.0 TCR
NAT-SIZE	C.L. Smith Industrial Company	Arnold, MO	36 FTE
NAT-SIZE	Pannell Industries, Inc. Dallas-Fort Worth District	Dallas, TX	36 FTE
NAT-SIZE	0055 - El Paso, Tx	El Paso, TX	36 FTE
NAT-SIZE	Cavalieri Construction Company Inc.	Everett, MA	36 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: 2017, 2016. 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.