Optical Instrument and Lens Manufacturing · Massachusetts

Materion - Westford Tyngsboro

Name: Materion - Westford Tyngsboro Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Tyngsboro, MA · ~57 workers · 6 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.3
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

Materion - Westford Tyngsboro runs at 8% of its industry's injury rate - far safer than the typical Optical Instrument and Lens Manufacturing workplace, earning a grade A.

Materion - Westford Tyngsboro: 0.3 TCR = 8% of Optical Instrument and Lens Manufacturing BLS 3.3 · 6y Form 300A (see methodology below)

Materion - Westford Tyngsboro safety composite

Materion - Westford Tyngsboro scores strongest on total case rate (tcr) (safer than 97% of same-industry peers) and weakest on fatalities (safer than 50%), 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).

78/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0.26 per 100 workers

Safer than 97% of industry peers
DART rate: B 0 per 100 workers

Safer than 77% of industry peers
Fatalities: D 0

Safer than 50% 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%).

Materion - Westford Tyngsboro held a steady TCR band

Materion - Westford Tyngsboro's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2021. Peak filing year was 2020 at 1.5 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2016=0.0 · 2017=0.0 · 2018=0.0 · 2019=0.0 · 2020=1.5 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 333314 · Tyngsboro, MA AT/BELOW-IND · SMALL

Grade A · TCR 0.3 · 8% of ind

DART 0.0 DART
RANK #3/18
PHOTO CT135 ZYGO CORPORATION
BOOK 6y book
INJ 1 inj
SIZE ~57 FTE

Nearest TCR peer: CT135 ZYGO CORPORATION (0.0 TCR gap)

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0.3
CT135 ZYGO COR

0.3
2967-NJ101

0.3
Materion - Wes

0.2
PFG PRECISION

0.2

What this shows Materion - Westford Tyngsboro averages 0.3 TCR (8% of the Optical Instrument and Lens Manufacturing BLS benchmark).

Materion - Westford Tyngsboro TCR series: 2016=0 · 2017=0 · 2018=0 · 2019=0 · 2020=1.5 · 2021=0 · BLS 3.3

Where Materion - Westford Tyngsboro falls in its industry

145 Optical Instrument and Lens Ma establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 1.8.

Grade A

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 18 Optical Instrument and Lens Ma employers in Massachusetts.

Materion - Westford Tyngsboro (57 employees, TCR 0.3) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 1.8

Materion - Westford Tyngsboro has fewer employees than the Optical Instrument and Lens Manufacturin median and a lower injury rate than the industry's median TCR of 1.8. 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
2021	0.0	0.0	0
2020	1.5	1.5	1
2019	0.0	0.0	0
2018	0.0	0.0	0
2017	0.0	0.0	0
2016	0.0	0.0	0

OSHA ITA peer cross-reference

Establishment peer ledger

333314 · MA · Tyngsboro

145 Optical Instrument and Lens Manufacturing employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 13 employers in Tyngsboro, MA · 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	CT135 ZYGO CORPORATION	MIDDLEFIELD, CT	0.3 TCR
NAICS-TCR	Materion - Westford 2 Lyberty	WESTFORD, MA	0.2 TCR
NAICS-TCR	2967-NJ101	WAYNE, NJ	0.3 TCR
NAICS-TCR	PFG PRECISION OPTICS	OCEAN SPRINGS, MS	0.2 TCR
STATE-SIZE	Delphi Construction Inc	WALTHAM	57 FTE
STATE-SIZE	Timberline Construction Corporation	CANTON	57 FTE
STATE-SIZE	Gilbert & Becker Co., Inc	DORCHESTER	57 FTE
STATE-SIZE	John F. Shea Co., Inc.	AVON	57 FTE
CITY-NEAR	Allied Waste Services of Ma.	Tyngsboro	145 FTE
CITY-NEAR	Allied Waste Services of Massachusetts, LLC	Tyngsboro	144 FTE
CITY-NEAR	Marathon Management Inc	Tyngsboro	100 FTE
CITY-NEAR	Materion - Westford - Tyngsboro	Tyngsboro	73 FTE
NAT-TCR	Phoenix Construction	Tucson, AZ	0.3 TCR
NAT-TCR	Globalfoundries Malta - Fab 8	Malta, NY	0.3 TCR
NAT-TCR	HoneywellAZ17	Phoenix, AZ	0.3 TCR
NAT-TCR	Kionix Inc.	Ithaca, NY	0.3 TCR
NAT-SIZE	South District Service Center	Norman, OK	57 FTE
NAT-SIZE	Altoona	Claysburg, PA	57 FTE
NAT-SIZE	563425-Mil-Greenfield Br	Milwaukee, WI	57 FTE
NAT-SIZE	355835-Niagara Falls Po	Niagara Falls, NY	57 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: 2021, 2020, 2019, 2018, 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.