USDOT 2806547
Blue Diamond Materials & United Rock Products
Sully Miller Contracting Company · Brea, CA · Intrastate (hazmat)
Motor Carrier
✓ Registered fleet operator
82
Power units
89
Drivers
15
Roadside inspections
Fleet & safety
The operation
15
Inspections
Jan 27, 2026
Most recent
Jul 13, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Jan 27, 2026 | CA | Level I — Full |
| Jan 23, 2026 | CA | Level I — Full |
| Aug 30, 2025 | CA | Level I — Full |
| May 22, 2025 | CA | Level II — Walk-around |
| Oct 10, 2024 | CA | Level II — Walk-around |
About
Who we are
Blue Diamond Materials & United Rock Products is an intrastate (hazmat) motor carrier based in Brea, CA.
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Contact
Work with Blue Diamond Materials & United Rock Products
Address
135 S State College Blvd Ste 400
Brea, CA 92821
Phone
(714) 578-9600
AS•••@S•••.COM
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