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VALIDATED

ROBERTSON'S READY MIX LTD A CALIFORNIA LIMITED PARTNERSHIP

Trust Score

100 Excellent
Excellent Why this score?
Company CheckROBERTSON'S READY MIX LTD A CALIFORNIA LIMITED PARTNERSHIP · DOT 256299
200 S MAIN ST #200, CORONA, CA, 92882
DOT# 256299 MC# 1040325 Corona, California 7 years
CARRIER Legal name changed · Aug 19, 2026
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1,239
Power Units
1,239
Drivers
27
Crashes (24-Month)
$2,000,000
Insurance
Satisfactory
Safety Rating
351
Inspections
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Public record

9 events tracked · latest Sep 13, 2026 Show details
Identity & ownership 1
  • Aug 19, 2026
    Company legal name changed.
Safety & compliance 7
  • Sep 3, 2026
    Roadside inspection, 1 violation (no OOS).
  • Aug 28, 2026
    Roadside inspection, 1 out-of-service violation.
  • Aug 26, 2026
    Clean roadside inspection, no violations.
  • Aug 21, 2026
    Clean roadside inspection, no violations.
  • May 13, 2026
    Crash reported (no fatalities).
  • Apr 16, 2026
    Crash reported (no fatalities).
  • Mar 27, 2026
    Crash reported (no fatalities).
Insurance 1
  • Current
    Active insurance on file ($2,000,000).
Public FMCSA record · blue clean · orange change · red risk.

Driver Reviews (166 from industry sources)

TheTruckersReport 166 reviews
View Reviews →

Company Information

Legal NameROBERTSON'S READY MIX LTD A CALIFORNIA LIMITED PARTNERSHIP
DOT Number256299
MC Number1040325
Entity TypeCarrier
Operating StatusA - Active
LocationCorona, California
Added03/08/1985
MCS-15007/22/2025

Contact Details

Physical Address200 S MAIN ST #200, CORONA, CA, 92882
Mailing AddressP O BOX 3600, CORONA, CA, 92878

Operating Authorities

Authority TypePRIVATE PROPERTY;AUTHORIZED FOR HIRE
Carrier OperationA - Interstate
DocketMC1040325
CommonActive
ContractNot Active
BrokerNot Active
Operating7 years

All Docket Numbers

MC1040325

Cargo Transported

Liquids/GasesConcrete

Operation Classification

Authorized For HirePrivate (Property)

SMS BASIC Scores

FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure .1 · 13 insp with violations
Below cutoff
Hours-of-Service Compliance
measure .12 · 3 insp with violations
Below cutoff
Driver Fitness
measure .27 · 3 insp with violations
Below cutoff
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure 2.98 · 71 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.

Mileage

Annual Mileage30,836,278 miles
Mileage Year2024
VMT SourceMCS-150 Form

Drivers

1239
Interstate
0
Intrastate
0
CDL
1239
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0

Equipment

No equipment breakdown on file with FMCSA.

HazMatYes

Safety Summary

Safety RatingSatisfactory
Total Crashes (24-mo)27
Fatal0
Driver OOS3.4% avg 5.5%
Vehicle OOS12.2% avg 20.7%
SmartWay PartnerNo
Last Review05/17/2022

Insurance

Amount$2,000,000
Type91X
VerifiedFMCSA · 06/16/2026
CompanyTOKIO MARINE AMERICA INSURANCE COMPANY
Policy #CAS6407785-05
Last checked09/13/2026

Quick Facts

StatusActive
TypeCarrier
Fleet1,239 units
Drivers1,239
Mileage30,836,278 mi
Operating7 years
MCS-15007/2025

Safety & Inspection Data

Crash Summary
Total Crashes (24-mo)27
Fatal0
Injury11
Tow-Away16
Safety RatingSatisfactory
Driver Inspections
Total179
Out of Service6
OOS Rate3.4%
National Avg5.5%
Below National Average
Vehicle Inspections
Total172
Out of Service21
OOS Rate12.2%
National Avg20.7%
Below National Average
HazMat Inspections
Total4
OOS0
OOS Rate0.0% (avg 4.5%)
Last FMCSA Review: 05/17/2022 | Rated: 02/01/1989

Safety Trends by Year

Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.

Inspections · red = OOS
2023
31 · 2 OOS -
2024
108 · 15 OOS
2025
90 · 12 OOS
2026
56 · 12 OOS =
Crashes
2023
7 crashes -
2024
19 crashes
2025
10 crashes
2026
5 crashes
Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.

Out-of-Service Summary Last 24 months

Live FMCSA roadside inspections through Sep 2026, 184 inspections, 29 resulted in out-of-service (15.8% OOS rate).

Driver Out-of-Service 9 OOS
Vehicle Out-of-Service 26 OOS
Live FMCSA roadside inspection records, refreshed monthly.

Crash Records (41)

Full crash history on file (all years), newest first. This list may show more than the headline Crashes figure above, because that figure follows the official FMCSA 24-month SMS window used for the Trust Score, older crashes still appear here for transparency.
DateLocationStateFatalInjuriesTowVehiclesWeatherRoadLight
05/13/2026 LOS ANGELES CA 0 0 1 3 Severe Crosswinds Dry Daylight
04/16/2026 CARSON CA 0 0 1 2 Clear Dry Daylight
03/27/2026 UNINCORPORATED CA 0 1 1 1 Clear Dry Daylight
03/12/2026 NATIONAL CITY CA 0 0 1 2 Clear Dry Daylight
03/03/2026 LOS ANGELES CA 0 1 1 1 Clear Dry Dusk
09/08/2025 UNINCORPORATED CA 0 1 1 2 Clear Dry Daylight
08/11/2025 ONTARIO CA 0 0 1 4 Clear Dry Daylight
07/24/2025 SANTA ANA CA 0 1 1 2 Clear Dry Daylight
06/06/2025 SAN DIEGO CA 0 0 1 2 Clear Dry Dawn
05/28/2025 BALDWIN PARK CA 0 0 1 2 Clear Dry Daylight
04/29/2025 RIVERSIDE CA 0 0 1 2 Clear Dry Daylight
04/24/2025 APPLE VALLEY CA 0 0 1 2 Clear Dry Daylight
04/04/2025 R1 - CC215/W CHEYENNE AVE NV 0 0 1 2 Clear Dry Dawn
02/12/2025 ST ROSE PKWY NV 0 1 1 1 Clear Dry Daylight
01/22/2025 LAS VEGAS NV 0 2 1 2 Clear Dry Daylight
11/21/2024 FONTANA CA 0 1 1 2 Clear Dry Dark - Not Lighted
10/16/2024 R1 - SR160/28 NV 0 0 1 2 Clear Dry Dark - Not Lighted
09/25/2024 JURUPA VALLEY CA 0 1 0 2 Clear Dry Daylight
09/23/2024 R1 - IR15/29 NV 0 0 1 2 Clear Dry Daylight
09/21/2024 UNINCORPORATED CA 0 0 1 2 Clear Dry Dawn
08/30/2024 UNINCORPORATED CA 0 1 1 2 Clear Dry Dawn
08/27/2024 MORENO VALLEY CA 0 1 1 3 Clear Dry Daylight
08/17/2024 R1 - IR215/BUFFALO RD NV 0 0 1 2 Clear Dry Dusk
08/14/2024 CERRITOS CA 0 1 1 2 Clear Dry Daylight
07/15/2024 FRONTAGE RD NV 0 1 1 1 Clear Dry Daylight
07/13/2024 R1 - I215/STEPHANIE NV 0 0 1 2 Clear Dry Daylight
07/10/2024 RIALTO CA 0 1 1 2 Clear Dry Daylight
07/08/2024 APPLE VALLEY CA 0 0 1 4 Clear Dry Daylight
06/24/2024 UNINCORPORATED CA 0 0 1 2 Clear Dry Daylight
06/04/2024 R1 - IR215/26 NV 0 0 1 9 Clear Dry Daylight
05/31/2024 Riverside CA 0 0 1 2 Sleet/Hail Dry Dark - Not Lighted
05/15/2024 UNINCORPORATED CA 0 0 1 2 Clear Dry Dawn
01/30/2024 UNINCORPORATED CA 0 1 1 1 Clear Dry Dark - Unknown
01/26/2024 LOS ANGELES CA 0 0 1 2 Clear Dry Dusk
10/31/2023 UNINCORPORATED CA 0 1 1 1 Clear Dry Dawn
10/26/2023 PERRIS CA 0 1 1 2 Clear Dry Dusk
10/20/2023 R1 - N 5TH ST/IR215 NV 0 0 1 1 Clear Dry Daylight
10/10/2023 MORENO VALLEY CA 0 0 1 2 Clear Dry Daylight
09/26/2023 RIVERSIDE CA 0 1 1 2 Clear Dry Daylight
09/25/2023 HESPERIA CA 0 0 1 2 Clear Dry Daylight
09/14/2023 SAN BERNARDINO CA 0 0 1 3 Clear Dry Dawn

Roadside Violations by Safety Category Last 24 months

209 roadside violations across 184 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.

ViolationsOut-of-service
Vehicle Maintenance 134 violations · 23 OOS
Unsafe Driving 65 violations · 7 OOS
Driver Fitness 4 violations · 4 OOS
Hours-of-Service (HOS) Compliance 2 violations · 1 OOS
Other (General) 4 violations · 0 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.

Inspection Records (100)

DateStateLevelLocationViolationsOOSDriver ViolDriver OOSVehicle ViolVehicle OOSHazMat
09/03/2026 NV Full (Level I) NV 1 0 0 0 1 0 - Detail
08/28/2026 CA Full (Level I) CA 7 1 0 0 7 1 - Detail
08/26/2026 CA Full (Level I) CA 0 0 0 0 0 0 - Detail
08/21/2026 CA Full (Level I) CA 0 0 0 0 0 0 - Detail
08/13/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
08/13/2026 CA Walk-Around (Level II) CA 1 1 0 0 1 1 - Detail
08/11/2026 NV Full (Level I) NV 2 0 0 0 2 0 - Detail
08/07/2026 CA Full (Level I) CA 0 0 0 0 0 0 - Detail
08/07/2026 CA Full (Level I) CA 0 0 0 0 0 0 - Detail
08/04/2026 CA Full (Level I) CA 1 1 0 0 1 1 - Detail
07/24/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
07/22/2026 CA Full (Level I) CA 4 1 0 0 4 1 - Detail
07/20/2026 CA Driver-Only (Level III) CA 0 0 0 0 0 0 - Detail
07/20/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
07/16/2026 CA Full (Level I) CA 4 1 0 0 4 1 - Detail
07/08/2026 CA Walk-Around (Level II) CA 2 0 0 0 2 0 - Detail
07/08/2026 CA Walk-Around (Level II) CA 2 1 0 0 2 1 - Detail
07/02/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
06/24/2026 CA Full (Level I) CA 1 0 0 0 1 0 - Detail
06/19/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
06/19/2026 CA Driver-Only (Level III) CA 1 0 0 0 1 0 - Detail
06/15/2026 CA Full (Level I) CA 2 1 1 1 1 0 - Detail
06/10/2026 CA Driver-Only (Level III) CA 2 1 2 1 0 0 - Detail
06/10/2026 CA Driver-Only (Level III) CA 0 0 0 0 0 0 - Detail
06/09/2026 CA Full (Level I) CA 1 0 0 0 1 0 - Detail
06/08/2026 CA Full (Level I) CA 1 0 0 0 1 0 - Detail
06/08/2026 CA Driver-Only (Level III) CA 0 0 0 0 0 0 - Detail
06/02/2026 CA Full (Level I) CA 1 0 0 0 1 0 - Detail
06/01/2026 CA Walk-Around (Level II) CA 1 0 0 0 1 0 - Detail
06/01/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
05/19/2026 CA Walk-Around (Level II) CA 0 0 0 0 0 0 - Detail
04/21/2026 CA Driver-Only (Level III) ALESSANDRO W/OF COMMUNICATION 1 0 1 0 0 0 - Detail
04/15/2026 CA Full (Level I) I-15 NB CAJON PLATFORM SCALE 0 0 0 0 0 0 - Detail
04/01/2026 NV Walk-Around (Level II) NV 5 0 1 0 4 0 - Detail
03/31/2026 CA Walk-Around (Level II) DESERT HILLS IF 2 0 0 0 2 0 - Detail
03/31/2026 CA Walk-Around (Level II) SAN ONOFRE IF 0 0 0 0 0 0 - Detail
03/26/2026 CA Driver-Only (Level III) DESERT HILLS IF 5 2 3 2 2 0 - Detail
03/24/2026 CA Driver-Only (Level III) DESERT HILLS IF 0 0 0 0 0 0 - Detail
03/23/2026 CA Walk-Around (Level II) VIEWLINE DR @ MADERA RD E/B118 0 0 0 0 0 0 - Detail
03/18/2026 CA Walk-Around (Level II) FONTANA 0 0 0 0 0 0 - Detail
03/13/2026 CA Walk-Around (Level II) 10 WB EOF LA BREA 3 1 0 0 3 1 - Detail
03/12/2026 CA Walk-Around (Level II) DESERT HILLS IF 1 1 0 0 1 1 - Detail
03/05/2026 CA Full (Level I) RAINBOW IF 1 0 0 0 1 0 - Detail
02/24/2026 NV Full (Level I) SR160/SR372 2 0 0 0 2 0 - Detail
02/18/2026 CA Walk-Around (Level II) RIALTO 3 1 0 0 3 1 - Detail
02/09/2026 CA Full (Level I) VICTORVILLE AREA 1 0 0 0 1 0 - Detail
01/27/2026 CA Walk-Around (Level II) ORANGE SHOW RD AT ARROWHEAD 0 0 0 0 0 0 - Detail
01/23/2026 CA Full (Level I) RAINBOW IF 3 0 0 0 3 0 - Detail
01/23/2026 CA Full (Level I) VICTORVILLE AREA 4 0 0 0 4 0 - Detail
01/22/2026 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
01/14/2026 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
01/12/2026 CA Walk-Around (Level II) US-395 / LA MESA 0 0 0 0 0 0 - Detail
01/10/2026 CA Full (Level I) DESERT HILLS IF 0 0 0 0 0 0 - Detail
01/08/2026 CA Full (Level I) RAINBOW IF 0 0 0 0 0 0 - Detail
01/08/2026 CA Walk-Around (Level II) RIALTO 1 0 0 0 1 0 - Detail
01/05/2026 CA Walk-Around (Level II) DESERT HILLS IF 1 0 0 0 1 0 - Detail
12/22/2025 CA Walk-Around (Level II) ONTARIO 0 0 0 0 0 0 - Detail
12/22/2025 CA Walk-Around (Level II) ONTARIO 1 0 1 0 0 0 - Detail
12/15/2025 CA Full (Level I) RAINBOW IF 0 0 0 0 0 0 - Detail
11/22/2025 CA Driver-Only (Level III) RAINBOW IF 1 0 0 0 1 0 - Detail
11/19/2025 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
11/17/2025 CA Full (Level I) VICTORVILLE AREA 0 0 0 0 0 0 - Detail
11/13/2025 NV Walk-Around (Level II) CC215 / LAMB WBEO 1 1 0 0 1 1 - Detail
11/07/2025 CA Full (Level I) FONTANA 4 2 0 0 0 2 - Detail
10/28/2025 CA Walk-Around (Level II) ONTARIO 1 0 1 0 0 0 - Detail
10/28/2025 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
10/23/2025 CA Full (Level I) RAINBOW IF 3 0 1 0 2 0 - Detail
10/20/2025 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
10/17/2025 CA Walk-Around (Level II) DESERT HILLS IF 0 0 0 0 0 0 - Detail
10/16/2025 CA Walk-Around (Level II) I-15 NB CAJON PLATFORM SCALE 0 0 0 0 0 0 - Detail
10/16/2025 CA Full (Level I) CAJON SCALES 0 0 0 0 0 0 - Detail
10/07/2025 CA Full (Level I) DESERT HILLS IF 0 0 0 0 0 0 - Detail
10/06/2025 CA Full (Level I) DESERT HILLS IF 2 2 0 0 2 2 - Detail
09/17/2025 CA Driver-Only (Level III) RAINBOW CVEF (N/B) 0 0 0 0 0 0 - Detail
09/12/2025 CA Full (Level I) RIALTO 1 1 1 1 0 0 - Detail
09/02/2025 CA Driver-Only (Level III) I-15 NB NO DEER SPRINGS RD 5 0 1 0 4 0 - Detail
08/29/2025 CA Full (Level I) SB WINCHESTER JSO LA ALBA 1 1 0 0 1 1 - Detail
08/29/2025 CA Full (Level I) RIALTO 0 0 0 0 0 0 - Detail
08/29/2025 CA Full (Level I) RIALTO 1 0 0 0 1 0 - Detail
08/28/2025 CA Full (Level I) I-15 N/B S/O SR-138 1 0 0 0 1 0 - Detail
08/26/2025 NV Full (Level I) NV 0 0 0 0 0 0 - Detail
08/26/2025 CA Full (Level I) VICTORVILLE AREA 2 0 0 0 2 0 - Detail
08/21/2025 NV Full (Level I) NV 2 0 0 0 2 0 - Detail
08/19/2025 NV Full (Level I) NV 1 0 0 0 1 0 - Detail
08/19/2025 NV Full (Level I) NV 1 0 0 0 1 0 - Detail
08/19/2025 NV Full (Level I) NV 1 0 0 0 1 0 - Detail
08/19/2025 NV Full (Level I) NV 2 0 0 0 2 0 - Detail
08/19/2025 NV Full (Level I) NV 3 0 0 0 3 0 - Detail
08/14/2025 CA Full (Level I) RIALTO 0 0 0 0 0 0 - Detail
08/12/2025 CA Walk-Around (Level II) 405 NB CARSON SCALES 0 0 0 0 0 0 - Detail
08/06/2025 CA Driver-Only (Level III) RAINBOW IF 1 0 0 0 1 0 - Detail
08/01/2025 CA Full (Level I) N/TEMESCAL CANYON N/GLEN IVY 1 0 0 0 1 0 - Detail
07/25/2025 CA Walk-Around (Level II) RIALTO 0 0 0 0 0 0 - Detail
07/18/2025 CA Walk-Around (Level II) RIALTO 2 0 0 0 2 0 - Detail
07/17/2025 CA Walk-Around (Level II) W/B I-10 E/OF FORD STREET 2 0 1 0 1 0 - Detail
06/27/2025 CA Walk-Around (Level II) CAJON SCALES 2 2 1 1 1 1 - Detail
06/23/2025 CA Walk-Around (Level II) DESERT HILLS IF 2 0 0 0 0 0 - Detail
06/21/2025 CA Full (Level I) PERALTA SCALES E/B 1 0 0 0 1 0 - Detail
06/18/2025 CA Walk-Around (Level II) RAINBOW IF 1 0 0 0 1 0 - Detail
06/17/2025 CA Walk-Around (Level II) CASTAIC IF 1 0 0 0 1 0 - Detail
Detailed Inspection Report

Safety Performance Percentiles

FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.

Total Inspections181
Unsafe Driving 13 viols
HOS Compliance 3 viols
Driver Fitness 3 viols
Vehicle Maintenance 71 viols

Licensing & Insurance

FormTypeInsurance CompanyPolicyCoverageEffectiveCancel DateMethod
91XBIPD/PrimaryTOKIO MARINE AMERICA INSURANCE COMPANYCAS6407782-04$1,000,00010/01/201810/01/2019Replaced
91XBIPD/PrimaryTOKIO MARINE AMERICA INSURANCE COMPANYCAS6407782-04$1,000,00010/01/201810/02/2019Name Changed

No active insurance policies.

DocketTypeActionServedDispositionDisp Date
MC1040325COMMONINVOLUNTARY REVOCATION08/30/2019DISCONTINUED REVOCATION09/26/2019
MC1040325MOTOR PROPERTY COMMON CARRIERGRANTED06/05/2019--

No revocation records.

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