Motor carrier · USDOT 3847994
QUIROZ BROS LLC, Fonatana, CA: USDOT 3847994 safety record, inspections, out-of-service, crashes
- 2Power units
- 2Drivers
- 4Roadside inspections on file
- 3With an out-of-service order
- 0Crashes on file
Fleet and drivers are as QUIROZ BROS LLC filed them on its MCS-150, last updated January 7, 2026. The carrier has been on the FMCSA register since March 22, 2022. Inspections and crashes are the reports in Velarion’s copy of FMCSA’s inspection and crash files, which hold the reports filed by some states, not every state; FMCSA’s free SAFER snapshot carries the carrier’s national 24-month inspection and out-of-service figures.
Identity
| Legal name as filed | QUIROZ BROS LLC |
|---|---|
| USDOT number | 3847994 |
| Status on the census | Active |
| Address | Fonatana, CA 92336 |
| County | San Bernardino County |
| Operating authority | Intrastate Non-Hazmat Carriers |
| Hazardous materials | Does not carry hazardous materials |
| Safety rating | Not rated |
| Power units | 2 (2 trucks) |
| Drivers | 2 (2 with a CDL) |
| On the register since | March 22, 2022 |
| MCS-150 last filed | January 7, 2026 |
| MCS-150 annual mileage | 60,000 miles (2025) |
| Cargo carried | Building Materials; Logs, Poles, Beams, Lumber; Machinery, Large Objects; Construction; General Freight; Intermodal Containers; Metal: Sheets, Coils, Rolls |
Cited to the FMCSA Company Census File.
Roadside inspections
- 4Inspections
- 3Any out-of-service order
- 0Driver out of service
- 3Vehicle out of service
| Date | Filed by | Level | Violations | Out-of-service | Driver OOS | Vehicle OOS |
|---|---|---|---|---|---|---|
| October 23, 2026 | CA | Level I, full | 6 | 2 | 0 | 2 |
| February 13, 2024 | CA | Level I, full | 4 | 3 | 0 | 3 |
| February 1, 2024 | CA | Level III, driver only | 2 | 0 | 0 | 0 |
| January 4, 2024 | CA | Level I, full | 4 | 1 | 0 | 1 |
Cited to the FMCSA Vehicle Inspection File; up to 50 rows shown, newest first.
Crashes
- 0Crashes
- 0With a fatality
- 0With an injury
Velarion’s copy of the crash file holds no crash for USDOT 3847994.
Cited to the FMCSA Crash File; up to 50 rows shown, newest first.
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Figures from the FMCSA Company Census File, loaded October 15, 2026, and FMCSA’s inspection and crash files.
How this page was built: FMCSA Company Census File, read October 15, 2026.