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Motor carrier · USDOT 4021515

ROBLAR QUARRY MANAGEMENT INC, Petaluma, CA: USDOT 4021515 safety record, inspections, out-of-service, crashes

ROBLAR QUARRY MANAGEMENT INC among Sonoma County carriers

By power units, ROBLAR QUARRY MANAGEMENT INC is number 624 of 3,032 Sonoma County carriers, level with 367 that also file 2; the county’s middle fleet is 1 power unit.

ROBLAR QUARRY MANAGEMENT INC, USDOT 4021515, MCS-150 filed April 15, 2026: 2 power units (2 trucks), 2 drivers (0 with a CDL), 1 miles in 2022; Petaluma, CA 94952, Sonoma County; active on the census; Intrastate Non-Hazmat Carriers; no hazardous materials; not rated by FMCSA; hauls Other; registered February 1, 2023.

Roadside inspections on file by year: 2026: 1.

  • October 20, 2026, CA: Level II, walk-around inspection, 0 violations, no out-of-service order.

Sonoma County carriers nearest ROBLAR QUARRY MANAGEMENT INC in fleet size

Roadside inspections

DateFiled byLevelViolationsOut-of-serviceDriver OOSVehicle OOS
October 20, 2026CALevel II, walk-around0000

Crashes

Velarion’s copy of the crash file holds no crash for USDOT 4021515.

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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

Of the 89,383 roadside inspections of California carriers with 2 to 5 power units, 19.9% ended in an out-of-service order. ROBLAR QUARRY MANAGEMENT INC of Petaluma is among the 707 Sonoma County carriers with 2 to 5 power units, and 77.5%, counting this carrier, joined the register ahead of its February 1, 2023 entry.