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Carrier profile · USDOT 256299 · MC1040325 · Data as of Oct 7, 2026

Robertson's Ready Mix LTD A California Limited Partnership

Corona, CA · Interstate for-hire carrier · Since 1985
Authority active$2M BIPD on fileSatisfactory ratingHazmat
Cargo carriedLiquids/GasesCommodities Dry BulkUnspecified
View on FMCSA SAFERCall (951) 685-4600
1,239
Power units
1,239
Drivers
185
Inspections · 24 mo
21
Crashes · 24 mo
31M
Annual miles
41 yr
Registered
100
/ 100
Clear to load

Operating legally with a clean record

Authority and insurance are in order.

How we scored it · 5 factors
Operating authority20/20
Insurance20/20
Out-of-service rates20/20
Crashes & rating20/20
Continuity & identity20/20

Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.

Safety

FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026
Vehicle out-of-service
12.0%▼ below avg
National 22.26% · 20 of 166 inspections
Driver out-of-service
4.5%▼ below avg
National 6.67% · 8 of 176 inspections
Crashes
21
0 fatal9 injury20 tow-away
Crash rate 0.34 per 1M mi
Total inspections
185
Driver inspections
176
Vehicle inspections
166
People injured
10
Fatalities
0
FMCSA rating
Satisfactory (1989)

Enforcement

FMCSA closed cases

Closed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.

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Authority & insurance

FMCSA L&I · AS OF OCT 7, 2026
Carrier
Active
Broker
None
Docket
MC1040325
Revocation pending
No
Common Carrier (Property)

Coverage vs federal minimum

BIPD liability$2,000,000
$750K required minimum (49 CFR 387.9)
CargoNot required

Filings on record

  1. Oct 1, 2019Liability (BIPD) · Tokio Marine America Insurance Company · $2,000,000

Equipment

SELF-REPORTED ON MCS-150
1,239
Power units
1,239
Trucks
806
Tractors owned
14
Trailers owned
1,239
Drivers
1,239
CDL drivers
Registered to haul hazardous materials.

Operations & cargo

FMCSA CENSUS
InterstatePrivate PropertyAuthorized for Hire
Cargo carried
Liquids/GasesCommodities Dry BulkUnspecified
Annual mileage
30,836,278 mi (2024)

Identity & federal record

FMCSA census · MCS-150
USDOT
256299
MC / docket
MC-1040325, MC-181673
Legal name
Robertson's Ready Mix LTD A California Limited Partnership
DBA
—
Entity type
Carrier
Operation
Interstate
First registered
Mar 8, 1985
Last MCS-150
Jul 22, 2025
Safety rating
Satisfactory
Drivers (CDL)
1,239 (1,239)
Hazmat
Yes
Business type
Corporation

Fraud & network signals

For review, not a verdict.

No prior revocation
FMCSA shows no link to a previously revoked authority.
Unique phone number
Not shared with any other active USDOT.
Shared email address
Same email address as 1 other active USDOT.
Unique street address
Not shared with any other active USDOT.
Sharing this email address

Shared contact details can mean affiliated companies or a registration service, but they are also a common sign of chameleon carriers and identity theft. Confirm you're dealing with the company you expect.

Frequently asked

What is Robertson's Ready Mix LTD A California Limited Partnership's USDOT number?

Robertson's Ready Mix LTD A California Limited Partnership's USDOT number is 256299 and its docket number is MC1040325.

Is Robertson's Ready Mix LTD A California Limited Partnership authorized to operate?

Yes. FMCSA shows active carrier operating authority.

What is Robertson's Ready Mix LTD A California Limited Partnership's safety record?

Over the last 24 months: 185 roadside inspections, a 12.0% vehicle and 4.5% driver out-of-service rate, and 21 reportable crashes (0 fatal). FMCSA safety rating: Satisfactory.

How big is Robertson's Ready Mix LTD A California Limited Partnership's fleet?

1,239 power units and 1,239 drivers per its MCS-150 filed Jul 22, 2025.

What insurance does Robertson's Ready Mix LTD A California Limited Partnership carry?

$2,000,000 in BIPD liability coverage is on file with Tokio Marine America Insurance Company.

Where is Robertson's Ready Mix LTD A California Limited Partnership located?

Robertson's Ready Mix LTD A California Limited Partnership is located at 200 S Main St #200, Corona, CA, 92882. Phone: (951) 685-4600.

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Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.