Pavement, highway, road, street, bridge or airport runway, construction · California

Interstate Grading and Paving, Inc.

Name: Interstate Grading and Paving, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

South San Francisco, CA · ~50 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.8
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

Interstate Grading and Paving, Inc. runs at 30% of its industry's injury rate - far safer than the typical Pavement, highway, road, street, bridge or airport runway, construction workplace, earning a grade A.

Interstate Grading and Paving, Inc.: 0.8 TCR = 30% of Pavement, highway, road, street, bridge or airport runway, construction BLS 2.8 · 3y Form 300A (see methodology below)

Interstate Grading and Paving, Inc. safety composite

Interstate Grading and Paving, Inc. scores strongest on total case rate (tcr) (safer than 86% of same-industry peers) and weakest on fatalities (safer than 53%), 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).

76/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 0.83 per 100 workers

Safer than 86% of industry peers
DART rate: B 0 per 100 workers

Safer than 81% of industry peers
Fatalities: D 0

Safer than 53% 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%).

Interstate Grading and Paving, Inc. held a steady TCR band

Interstate Grading and Paving, Inc.'s TCR held near 0.0 from 0.0 in 2018 to 0.0 in 2020. Peak filing year was 2019 at 2.5 TCR. In 2020, DART was 0× this establishment's average TCR (severity share of cases).

2018=0.0 · 2019=2.5 · 2020=0.0

OSHA ITA Form 300A scorecard

Establishment book 237310 · South San Francisco, CA AT/BELOW-IND · SMALL

Grade A · TCR 0.8 · 30% of ind

DART 0.0 DART
RANK #292/551
PHOTO Belt Paving, Inc.
BOOK 3y book
INJ 1 inj
SIZE ~50 FTE

Nearest TCR peer: Belt Paving, Inc. (0.0 TCR gap)

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This site

0.8
Belt Paving, I

0.8
Lazaro Paving

0.8
corzo contract

0.8
California Dep

0.8

What this shows Interstate Grading and Paving, Inc. averages 0.8 TCR (30% of the Pavement, highway, road, street, bridge or airport runway, construction BLS benchmark).

Interstate Grading and Paving, Inc. TCR series: 2018=0 · 2019=2.5 · 2020=0 · BLS 2.8

Where Interstate Grading and Paving, Inc. falls in its industry

4,078 Pavement, highway, road, stree establishments

Safer than 86% of graded establishments in this industry, whose median TCR is 3.0.

Grade A

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #292 safest of 551 Pavement, highway, road, stree employers in California.

Interstate Grading and Paving, Inc. (50 employees, TCR 0.8) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0

Interstate Grading and Paving, Inc. has fewer employees than the Pavement, highway, road, street, bridge 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	Injuries
2020	0.0	0
2019	2.5	1
2018	0.0	0

OSHA ITA peer cross-reference

Establishment peer ledger

237310 · CA · South San Francisco

4,078 Pavement, highway, road, street, bridge or airport runway, construction employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 136 employers in South San Francisco, CA · 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	Belt Paving, Inc.	CUMBERLAND, MD	0.8 TCR
NAICS-TCR	Lazaro Paving Corp.	SHIRLEY, MA	0.8 TCR
NAICS-TCR	corzo contracting co inc	PLAINVIEW, NY	0.8 TCR
NAICS-TCR	California Department of Transportation Facility 595	SANTEE, CA	0.8 TCR
STATE-SIZE	Jack Bros., Inc.	BRAWLEY	50 FTE
STATE-SIZE	M Three Ranches, LLC	WOODLAND	50 FTE
STATE-SIZE	Penterman Farming Company	NAPA	50 FTE
STATE-SIZE	Trefethen Farming, LLC	NAPA	50 FTE
CITY-NEAR	Genentech SSF	South San Francisco	13,259 FTE
CITY-NEAR	2032-02120951	South San Francisco	1,497 FTE
CITY-NEAR	Aspiranet	South San Francisco	1,182 FTE
CITY-NEAR	0206-02620951	South San Francisco	1,178 FTE
NAT-TCR	Firth	Firth, NE	0.8 TCR
NAT-TCR	O&M Atlantis	Houston, TX	0.8 TCR
NAT-TCR	WABCO Compressors	North Charleston, SC	0.8 TCR
NAT-TCR	TA Instruments Lindon, UT	Lindon, UT	0.8 TCR
NAT-SIZE	Mondelez Global - OMAHA DSD	Omaha, NE	50 FTE
NAT-SIZE	HG018	Mohegan Lake, NY	50 FTE
NAT-SIZE	Pride Solvents & Chemical Co of NJ Inc.	Avenel, NJ	50 FTE
NAT-SIZE	Boyer's Food Markets -Shenandoah	Shenandoah, PA	50 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, 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.