Velarion Records
Follow this carrier Velarion Records emails you this carrier’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Motor carrier · USDOT 4392025

YASSIR STEVEN SERPAS DIAZ, Hayward, CA: USDOT 4392025 safety record, inspections, out-of-service, crashes

YASSIR STEVEN SERPAS DIAZ among Alameda County carriers

By power units, YASSIR STEVEN SERPAS DIAZ 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.

YASSIR STEVEN SERPAS DIAZ, USDOT 4392025, MCS-150 filed April 10, 2025: 1 power unit (1 truck), 0 drivers (0 with a CDL); Hayward, CA 94544, Alameda County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls General Freight; registered April 9, 2025.

Alameda County carriers nearest YASSIR STEVEN SERPAS DIAZ in fleet size

Roadside inspections

Velarion’s copy of the inspection file holds no inspection for USDOT 4392025.

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4392025.

Watch this carrier

One carrier, $49/month. One carrier. The watch returns the inspection, violation, enforcement and crash entries the register carries for that carrier alone. Choose “One carrier” and enter this carrier’s USDOT number, 4392025.

Start the watch

How often?
  • One carrier — $49/month
  • One county — $149/month
  • One state — $349/month
  • The whole register — $9,990/year

How we handle your data → Privacy

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

Among the 179,736 California carriers holding 1 power unit, 89.7% joined the FMCSA register before YASSIR STEVEN SERPAS DIAZ did. Alameda County has 7,262 carriers with 1 power unit, and this carrier has 0 drivers on file.