Motor carrier · USDOT 3598496

MUST MACHINING & FABRICATION LLC, Saint Helena, CA: USDOT 3598496 safety record, inspections, out-of-service, crashes

4Power units
10Drivers
0Roadside inspections on file
0With an out-of-service order
0Crashes on file

Fleet and drivers are as MUST MACHINING & FABRICATION LLC filed them on its MCS-150, last updated March 26, 2021. The carrier has been on the FMCSA register since March 26, 2021. 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.

What the register holds for MUST MACHINING & FABRICATION LLC: its USDOT number, its address in Napa County, its operating authority, its fleet of 4 power units and 10 drivers; FMCSA has not rated it. Velarion’s copy of the inspection and crash files holds no inspection and no crash for USDOT 3598496.

Identity

Legal name as filed	MUST MACHINING & FABRICATION LLC
Doing business as	MUST
USDOT number	3598496
Status on the census	Active
Address	Saint Helena, CA 94574
County	Napa County
Operating authority	Intrastate Non-Hazmat Carriers
Hazardous materials	Does not carry hazardous materials
Safety rating	Not rated
Power units	4 (4 trucks)
Drivers	10 (0 with a CDL)
On the register since	March 26, 2021
MCS-150 last filed	March 26, 2021
MCS-150 annual mileage	0 miles
Cargo carried	Machinery, Large Objects; General Freight

Cited to the FMCSA Company Census File.

Roadside inspections

0Inspections
0Any out-of-service order
0Driver out of service
0Vehicle out of service

Velarion’s copy of the inspection file holds no inspection for USDOT 3598496.

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 3598496.

Cited to the FMCSA Crash File; up to 50 rows shown, newest first.

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FMCSA publishes a free snapshot of every carrier on SAFER: its registration, its national inspection and out-of-service figures for the last 24 months, and its crashes; open it for USDOT 3598496.

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.

MUST MACHINING & FABRICATION LLC, a 4-power-unit carrier in Saint Helena, California, is one of 50,344 California carriers with 2 to 5 power units, and 65.9% of those carriers joined the register before it did. Among its peers, 19.9% of the 89,383 roadside inspections of California carriers with 2 to 5 power units ended in an out-of-service order, and this carrier has 0 crashes and 0 roadside inspections on file.