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Motor carrier · USDOT 4227733

GUILLERMO FIERRO BARRERAS, Hayward, CA: USDOT 4227733 safety record, inspections, out-of-service, crashes

GUILLERMO FIERRO BARRERAS among Alameda County carriers

By power units, GUILLERMO FIERRO BARRERAS is number 2,289 of 9,550 Alameda County carriers, level with 7,261 that also file 1; the county’s middle fleet is 1 power unit.

GUILLERMO FIERRO BARRERAS (doing business as GFB TRANSPORT), USDOT 4227733, MCS-150 filed August 17, 2026: 1 power unit (1 truck), 4 drivers (0 with a CDL), 55,404 miles in 2025; Hayward, CA 94544, Alameda County; active on the census; Interstate Carriers; no hazardous materials; not rated by FMCSA; hauls Household Goods, General Freight; registered April 18, 2024.

Roadside inspections on file by year: 2026: 2; 2024: 3.

  • August 18, 2026, CA: Level I, full inspection, 0 violations, no out-of-service order.
  • July 29, 2026, CA: Level II, walk-around inspection, 1 violation, 1 out-of-service (driver 1, vehicle 0).
  • October 4, 2024, CA: Level I, full inspection, 0 violations, no out-of-service order.
  • August 19, 2024, CA: Level I, full inspection, 4 violations, 1 out-of-service (driver 1, vehicle 0).
  • July 17, 2024, CA: Level III, driver only inspection, 2 violations, no out-of-service order.

Alameda County carriers nearest GUILLERMO FIERRO BARRERAS in fleet size

Roadside inspections

DateFiled byLevelViolationsOut-of-serviceDriver OOSVehicle OOS
August 18, 2026CALevel I, full0000
July 29, 2026CALevel II, walk-around1110
October 4, 2024CALevel I, full0000
August 19, 2024CALevel I, full4110
July 17, 2024CALevel III, driver only2000

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4227733.

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Nearby on the register

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.

What this page shows

This public-records page covers motor carrier USDOT 4227733, GUILLERMO FIERRO BARRERAS (doing business as GFB TRANSPORT), of Hayward, CA, listing 1 power unit, 4 drivers, and 3 roadside inspections on file. The page also shows 1 inspection with an out-of-service order and 0 crashes on file.