O'Brien Rock Company INC (USDOT 527966)
1 caution found.
- DOT number
- USDOT 527966
- Operating authority
- No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- Satisfactory (rating decision 2006-05-26)
- Fleet on file
- 72 power units, 58 drivers
- Operation type
- Interstate
- Physical address
- 712 CENTRAL ST, SAINT PAUL, KS 66771
- MCS-150 last filed
- 2026-03
Findings
- Crash rate above federal benchmark (Caution): Recordable crash rate 1.84 per million miles (last 24 months) — above FMCSA’s 1.5 compliance-review threshold (49 CFR 385). National average 0.96.
- Safety rating is more than 5 years old (Note): Rating Satisfactory issued 2006-05-26 (20 years ago); most recent FMCSA review 2006-05-24 (20 years ago). Both exceed the 5-year audit cycle
Frequently asked questions
What carrier is DOT 527966?
DOT 527966 (USDOT 527966) is O'Brien Rock Company INC, an interstate motor carrier.
What is O'Brien Rock Company INC's USDOT number?
O'Brien Rock Company INC's USDOT number is 527966. No MC docket number is on file.
Is O'Brien Rock Company INC currently authorized to operate?
No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does O'Brien Rock Company INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is O'Brien Rock Company INC's safety record?
In the last 24 months, FMCSA records show 3 of 8 vehicle inspections ending out-of-service for O'Brien Rock Company INC, too few inspections for a stable rate. FMCSA records also show 4 recordable crashes in the same window.
What is O'Brien Rock Company INC's CSA score?
FMCSA does not publish a single CSA score for carriers. O'Brien Rock Company INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is O'Brien Rock Company INC's FMCSA safety rating?
O'Brien Rock Company INC's FMCSA safety rating is Satisfactory, from a review decided 2006-05-26.
Changes over time
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View the full fleetfax report for O'Brien Rock Company INC
Carriers based in Saint Paul, KS
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 1, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status