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CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION

AUTHORIZED
1540 MARSH ST SUITE 120, SAN LUIS OBISPO, CA, 93401|(805) 546-8100

USDOT

1050226

MC Number

N/A

Fleet Size

2

Total Drivers

2

Last updated: March 13, 2026

Safety overview

CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION is a small intrastate only (non-hazmat) motor carrier based in SAN LUIS OBISPO, California, operating 2 power units with 2 drivers. FMCSA hasn't published BASIC scores for this carrier yet. That usually means they don't have enough inspection data for the system to calculate percentiles. No crashes on file.

BASIC scores

SMS Percentiles

Higher percentile = worse performance relative to peers. Scores at or above 75% may trigger an FMCSA investigation.

No BASIC scores available. This usually means the carrier hasn't had enough inspections for FMCSA to calculate percentiles.

Company details

Entity Type
N/A
Carrier Operation
Intrastate Only (Non-Hazmat)
Operation Classification
Private (Property)
Cargo Carried
N
Hazmat
No
Safety Rating Date
N/A

Inspections

0

Total

—

Driver %

Driver Inspections0
Vehicle Inspections0

Crash history

0

Total Crashes

Fatal Crashes0
Injury Crashes0
Tow Crashes0

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Frequently asked questions

Is CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION authorized to operate?

Yes. CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION (USDOT #1050226) currently holds "AUTHORIZED" status with FMCSA. They're registered as an intrastate only (non-hazmat) carrier.

How many trucks does CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION operate?

CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION operates 2 power units with 2 drivers on file. That makes them a small carrier.

Does CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION transport hazardous materials?

No. CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION does not have a hazardous materials flag in the FMCSA database.

Where is CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION located?

CASTLEROCK DEVELOPMENT A CALIFORNIA CORPORATION is based in SAN LUIS OBISPO, California at 1540 MARSH ST SUITE 120, 93401. Phone: (805) 546-8100.