Locating underground utility lines prior to digging · Indiana

GridHawk LLC

Name: GridHawk LLC Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Merrillville, IN · ~81 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 2.4
Avg TCR: 2.6
Industry avg: 0
Fatalities

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The verdict

GridHawk LLC runs at 94% of its industry's injury rate - about level with the typical Locating underground utility lines prior to digging workplace, earning a grade C.

GridHawk LLC: 2.4 TCR = 94% of Locating underground utility lines prior to digging BLS 2.6 · 2y Form 300A (see methodology below)

GridHawk LLC safety composite

GridHawk LLC scores strongest on dart rate (safer than 85% 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).

68/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 2.44 per 100 workers

Safer than 63% of industry peers
DART rate: B 0 per 100 workers

Safer than 85% 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%).

GridHawk LLC held a steady TCR band

GridHawk LLC's TCR held near 0.3 from 2.3 in 2019 to 2.6 in 2020. In 2020, DART was 0× this establishment's average TCR (severity share of cases).

2019=2.3 · 2020=2.6

OSHA ITA Form 300A scorecard

Establishment book 561990 · Merrillville, IN AT/BELOW-IND · SMALL

Grade C · TCR 2.4 · 94% of ind

DART 0.0 DART
RANK #4/8
PHOTO 223 Charlotte
BOOK 2y book
INJ 5 inj
SIZE ~81 FTE

Nearest TCR peer: 223 Charlotte (0.0 TCR gap)

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

270 Baltimore

2.5
S&N Locate Ser

2.5
This site

2.4
223 Charlotte

2.4
COAT Flagging

2.4

What this shows GridHawk LLC averages 2.4 TCR (94% of the Locating underground utility lines prior to digging BLS benchmark).

GridHawk LLC TCR series: 2019=2.3 · 2020=2.6 · BLS 2.6

Where GridHawk LLC falls in its industry

208 Locating underground utility l establishments

Safer than 63% of graded establishments in this industry, whose median TCR is 3.1.

Grade C

More dangerous than peersSafer than peers

Narrower to Indiana alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 8 Locating underground utility l employers in Indiana.

GridHawk LLC (81 employees, TCR 2.4) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.1

GridHawk LLC has more employees than the Locating underground utility lines prior median and a lower injury rate than the industry's median TCR of 3.1. 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	2.6	0.0	4	0	0
2019	2.3	2.3	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

561990 · IN · Merrillville

208 Locating underground utility lines prior to digging employers nationwide with a credible TCR · 12,750 rated employers in Indiana with headcount on file · 97 employers in Merrillville, IN · 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	223 Charlotte	MAIDEN, NC	2.4 TCR
NAICS-TCR	270 Baltimore	BALTIMORE, MD	2.5 TCR
NAICS-TCR	S&N Locate Services Norcross Office	NORCROSS, GA	2.5 TCR
NAICS-TCR	COAT Flagging	PORTLAND, OR	2.4 TCR
STATE-SIZE	Jenacre Egg Farm	NORTH VERNON	81 FTE
STATE-SIZE	Newton County Egg Farm	BROOK	81 FTE
STATE-SIZE	Indiana American Water-Northwest District Service Center	GARY	81 FTE
STATE-SIZE	Alva Electric Inc	EVANSVILLE	81 FTE
CITY-NEAR	275-NiSource-Merrillville IN-SLC	Merrillville	796 FTE
CITY-NEAR	Albanese Confectionery Group	Merrillville	591 FTE
CITY-NEAR	WM 1618	Merrillville	377 FTE
CITY-NEAR	Regional Mental Health Center	Merrillville	371 FTE
NAT-TCR	Insteel Wire Products - Jacksonville, FL	Jacksonville, FL	2.4 TCR
NAT-TCR	Alamo Structural Steel-Victoria Plant	Victoria, TX	2.4 TCR
NAT-TCR	DelStar Technologies El Cajon	El Cajon, CA	2.4 TCR
NAT-TCR	Central Transport - 616	Peoria Heights, IL	2.4 TCR
NAT-SIZE	Motion Solutions	Aliso Viejo, CA	81 FTE
NAT-SIZE	Aultman North Medical Office Building	North Canton, OH	81 FTE
NAT-SIZE	DOCCR-Community Offender Management	Minneapolis, MN	81 FTE
NAT-SIZE	BMC-Fargo	Fargo, ND	81 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: 2020, 2019. 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.