Commercial Rock Co Inc (DOT# 1267736 · MC# 495560) – FMCSA Carrier Profile
DOT# 1267736MC# 495560● Active
Updated monthly · 2026-03-09
This carrier is active. Review the inspection and crash data below.
Commercial Rock Co Inc is a registered motor carrier with the FMCSA under USDOT number 1267736. The company operates from Upland, CA and maintains an active operating status with 51 power units and 59 drivers on record.
Safety Rating
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Company Information
Address1401 N Benson Ave, Upland, CA, 91786
Phone(909) 982-1553
Entity TypePrivate Property
OperationIntrastate (Non-Hazmat)
Power Units51(Medium carrier)
Drivers59
MCS-150 FiledJune 10, 2025
Annual Mileage4,000,000 mi (2024)
Inspection Summary
All-time Inspections
All-time31
Total
4
OOS
0
Driver OOS
4
Vehicle OOS
31 inspections reflects moderate road activity.
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 12.9% — approaching the national vehicle OOS average of ~21%.
Crash History
Crash Records
All-time3
Total
0
Fatal
0
Injuries
0
Tow-Away
3 crashes on record. This is within a common range for active carriers — assess relative to fleet size and inspection volume.
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Frequently Asked Questions
What is USDOT Number 1267736?
USDOT number 1267736 is assigned to Commercial Rock Co Inc, an active motor carrier registered with the FMCSA, based in Upland, CA.
How many inspections has Commercial Rock Co Inc had?
Commercial Rock Co Inc has recorded 31 total inspections with 4 out-of-service orders, representing an OOS rate of 12.90%.
Where is Commercial Rock Co Inc located?
Commercial Rock Co Inc is headquartered at 1401 N Benson Ave, Upland, CA 91786.
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 Commercial Rock Co Inc?
The MC number for Commercial Rock Co Inc is MC# 495560. 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# 1267736 · Last updated: 2026-03-09. View official FMCSA record →