What is MC number 12246?

MC number 12246 is assigned to Antioch Building Materials, a registered motor carrier with the FMCSA under USDOT number 2644366.

Antioch Building Materials DOT# 2644366 MC# 12246 - Safety Rating & Carrier Info

This carrier is active. Review the inspection and crash data below.

Antioch Building Materials is a registered motor carrier with the FMCSA under USDOT number 2644366. The company operates from Pittsburg, CA and maintains an active operating status with 39 power units and 29 drivers on record.

Safety Rating

FMCSA Safety Rating

— Not Rated

No formal safety rating has been assigned to Antioch Building Materials by the FMCSA. View official FMCSA record →

Inspection Summary

All-time Inspections

All-time

Total

OOS

Driver OOS

Vehicle OOS

13 inspections — relatively low volume, which may indicate a smaller or newer carrier.

OOS Rate15.38%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 15.4% — approaching the national vehicle OOS average of ~21%.

Crash History

Crash Records

All-time

Total

Fatal

Injuries

Tow-Away

1 crash recorded. Low count, but crash data should always be reviewed alongside inspection history.

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Frequently Asked Questions

What is USDOT Number 2644366?

USDOT number 2644366 is assigned to Antioch Building Materials, an active motor carrier registered with the FMCSA, based in Pittsburg, CA.

How many inspections has Antioch Building Materials had?

Antioch Building Materials has recorded 13 total inspections with 2 out-of-service orders, representing an OOS rate of 15.38%.

Where is Antioch Building Materials located?

Antioch Building Materials is headquartered at 1375 California Avenue, Pittsburg, CA 94565.

What does "Not Rated" mean?

"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.

Is zero crashes always a good sign?

Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.

What is a normal OOS rate?

The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.

How often is FMCSA data updated?

FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.

What is the MC number for Antioch Building Materials?

The MC number for Antioch Building Materials is MC# 12246. The MC number is issued by the FMCSA and authorizes carriers to operate in interstate commerce.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 2644366 · Last updated: 2026-03-09. View official FMCSA record →

Antioch Building Materials (DOT# 2644366 · MC# 12246) – FMCSA Carrier Profile