Elementary and secondary schools · Connecticut

Mary R. Tisko Elementary School

Branford, CT · ~102 workers · 4 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
1.9
Avg TCR
1.4
Industry avg
0
Fatalities
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The verdict

Mary R. Tisko Elementary School runs at 133% of its industry's injury rate - more dangerous than the typical Elementary and secondary schools workplace, earning a grade D.

Mary R. Tisko Elementary School: 1.9 TCR = 133% of Elementary and secondary schools BLS 1.4 · 4y Form 300A (see methodology below)

Mary R. Tisko Elementary School safety composite

Mary R. Tisko Elementary School scores strongest on total case rate (tcr) (safer than 80% 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).

C

72/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.86 per 100 workers

Safer than 80% of industry peers

DART rate
B 0 per 100 workers

Safer than 79% 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%).

Mary R. Tisko Elementary School held a steady TCR band

Mary R. Tisko Elementary School's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2019. Peak filing year was 2018 at 7.5 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

2016=0.0 · 2017=0.0 · 2018=7.5 · 2019=0.0

OSHA ITA Form 300A scorecard

Establishment book 611110 · Branford, CT ABOVE-IND · MID

Grade D · TCR 1.9 · 133% of ind

  • DART 0.0 DART
  • RANK #54/381
  • PHOTO Falcon Heights Eleme…
  • BOOK 4y book
  • INJ 4 inj
  • SIZE ~102 FTE

Nearest TCR peer: Falcon Heights Elementary School (0.0 TCR gap)

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

Mary R. Tisko Elementary School in the TCR neighbourhood

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

TCR

What this shows Mary R. Tisko Elementary School averages 1.9 TCR (133% of the Elementary and secondary schools BLS benchmark).

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

Mary R. Tisko Elementary School TCR series: 2016=0 · 2017=0 · 2018=7.5 · 2019=0 · BLS 1.4

Where Mary R. Tisko Elementary School falls in its industry

3,374 Elementary and secondary schoo establishments

Safer than 80% of graded establishments in this industry, whose median TCR is 3.8.

More dangerous than peersSafer than peers

Narrower to Connecticut alone (the establishments it most directly competes with for workers and contracts): ranked #54 safest of 381 Elementary and secondary schoo employers in Connecticut.

Mary R. Tisko Elementary School (102 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8 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 02,0004,0006,0008,00010,000 0510152025 Average employees Total Case Rate Mary R. Tisko Elementary School
Mary R. Tisko Elementary School (102 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8

Mary R. Tisko Elementary School has more employees than the Elementary and secondary schools median and a lower injury rate than the industry's median TCR of 3.8. 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 Illnesses Fatalities
2019 0.0 0.0 0 0 0
2018 7.5 1.9 4 0 0
2017 0.0 0.0 0 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

611110 · CT · Branford

3,374 Elementary and secondary schools employers nationwide with a credible TCR · 7,008 rated employers in Connecticut with headcount on file · 75 employers in Branford, CT · 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 Falcon Heights Elementary School 1.9 TCR
NAICS-TCR Sipley Elementary School 1.9 TCR
NAICS-TCR St. Michael-Albertville Middle School West 1.9 TCR
NAICS-TCR Floyd Dryden Elementary School 1.9 TCR
STATE-SIZE main enterprises 102 FTE
STATE-SIZE Richards Corporation 102 FTE
STATE-SIZE Preferred Utilities Manufacturing Corporation 102 FTE
STATE-SIZE Marmon Utility LLC Seymour 102 FTE
CITY-NEAR Branford Public Schools 577 FTE
CITY-NEAR Branford High School 244 FTE
CITY-NEAR CSC Enterprises, Incorporated d/b/a 221 FTE
CITY-NEAR The Connecticut Hospice 212 FTE
NAT-TCR 056939-Santa Ana Cs District 1.9 TCR
NAT-TCR Atlanta Branch Kaeser 1.9 TCR
NAT-TCR 1600 West Carson St, Pittsburgh, PA 1.9 TCR
NAT-TCR Comm HVAC NA and EMEA : SVC-Great Northern Plains District : SVC-Twin Cities MN-USA 1.9 TCR
NAT-SIZE Sutter Outpatient Services, LLC (600-20) 102 FTE
NAT-SIZE Bluff Manufacturing 102 FTE
NAT-SIZE Westamerica Communications, Inc. 102 FTE
NAT-SIZE 170 - Georgetown-KY 102 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: 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.