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VALIDATED

STONE & SON TRANSPORT LLC

Trust Score

89 Excellent
Excellent Why this score?
Company CheckSTONE & SON TRANSPORT LLC · DOT 751746
3156 S. DIAMOND DR, CHANDLER, AZ, 85286
DOT# 751746 MC# 340180 Chandler, Arizona 28 years
CARRIER
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6
Power Units
5
Drivers
1
Crashes (24-Month)
$750,000
Insurance
Satisfactory
Safety Rating
37
Inspections
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Public record

5 events tracked · latest Sep 1, 2026 ↓ Show details ↓
Safety & compliance 5
  • Sep 1, 2026
    Clean roadside inspection, no violations.
  • Sep 1, 2026
    Clean roadside inspection, no violations.
  • Jul 30, 2026
    Clean roadside inspection, no violations.
  • Jul 30, 2026
    Clean roadside inspection, no violations.
  • Feb 27, 2025
    Crash reported (no fatalities).
Public FMCSA record · blue clean · orange change · red risk.

Company Information

Legal NameSTONE & SON TRANSPORT LLC
DOT Number751746
MC Number340180
Entity TypeCarrier
Operating StatusA - Active
LocationChandler, Arizona
Added06/03/1998
MCS-15006/04/2026

Contact Details

Physical Address3156 S. DIAMOND DR, CHANDLER, AZ, 85286
Mailing AddressPO BOX 12078, CHANDLER, AZ, 85248

Operating Authorities

Authority TypeAUTHORIZED FOR HIRE
Carrier OperationA - Interstate
DocketMC340180
CommonNot Active
ContractActive
BrokerNot Active
Operating28 years

Operation Classification

Authorized For Hire

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 0 · 0 insp with violations
Clean
Hours-of-Service Compliance
measure .31 · 1 insp with violations
Below cutoff
Driver Fitness
measure .14 · 1 insp with violations
Below cutoff
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure .63 · 3 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.

Mileage

Annual Mileage416,000 miles
Mileage Year2023
VMT SourceMCS-150 Form

Drivers

5
Interstate
0
Intrastate
0
CDL
5
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0

Safety Summary

Safety RatingSatisfactory
Total Crashes (24-mo)1
Fatal0
Driver OOS9.5% avg 5.5%
Vehicle OOS6.3% avg 20.7%
SmartWay PartnerNo
Last Review03/19/2012

Insurance

Amount$750,000
Type91X
Effective02/02/2026
CompanyUNITED FINANCIAL CASUALTY COMPANY
Policy #CA998367360
Last checked10/24/2026

Quick Facts

StatusActive
TypeCarrier
Fleet6 units
Drivers5
Mileage416,000 mi
Operating28 years
MCS-15006/2026

Safety & Inspection Data

Crash Summary
Total Crashes (24-mo)1
Fatal0
Injury0
Tow-Away1
Safety RatingSatisfactory
Driver Inspections
Total21
Out of Service2
OOS Rate9.5%
National Avg5.5%
Above National Average
Vehicle Inspections
Total16
Out of Service1
OOS Rate6.3%
National Avg20.7%
Below National Average
Last FMCSA Review: 03/19/2012 | Rated: 11/07/2005

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
2 · 0 OOS -
2024
3 · 0 OOS =
2025
11 · 2 OOS ▲
2026
22 · 1 OOS ▼
Crashes
2023
0 crashes -
2024
0 crashes =
2025
1 crash ▲
2026
0 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, 33 inspections, 3 resulted in out-of-service (9.1% OOS rate).

Driver Out-of-Service 2 OOS
Vehicle Out-of-Service 1 OOS
Live FMCSA roadside inspection records, refreshed monthly.

Crash Records (1)

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
02/27/2025 UNINCORPORATED CA 0 0 1 1 Blowing Snow Dry Daylight

Roadside Violations by Safety Category Last 24 months

14 roadside violations across 33 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
Unsafe Driving 7 violations · 0 OOS
Vehicle Maintenance 5 violations · 1 OOS
Hours-of-Service (HOS) Compliance 1 violation · 1 OOS
Driver Fitness 1 violation · 1 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 (38)

DateStateLevelLocationViolationsOOSDriver ViolDriver OOSVehicle ViolVehicle OOSHazMat
09/01/2026 AZ Driver-Only (Level III) WILLIAMS AZ 0 0 0 0 0 0 - ▲Detail
09/01/2026 AZ Driver-Only (Level III) WILLIAMS AZ 0 0 0 0 0 0 - ▲Detail
07/30/2026 AZ Walk-Around (Level II) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
07/30/2026 AZ Walk-Around (Level II) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
07/21/2026 AZ Driver-Only (Level III) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
06/16/2026 AZ Driver-Only (Level III) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
06/16/2026 AZ Driver-Only (Level III) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
06/02/2026 AZ Driver-Only (Level III) ELOY AZ 4 0 4 0 0 0 - ▲Detail
05/26/2026 AZ Walk-Around (Level II) PHOENIX AZ 0 0 0 0 0 0 - ▲Detail
05/07/2026 AZ Driver-Only (Level III) WILLIAMS AZ 0 0 0 0 0 0 - ▲Detail
05/07/2026 AZ Driver-Only (Level III) WILLIAMS AZ 0 0 0 0 0 0 - ▲Detail
04/30/2026 AZ Driver-Only (Level III) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
04/30/2026 AZ Driver-Only (Level III) PAYSON AZ 0 0 0 0 0 0 - ▲Detail
03/26/2026 AZ Walk-Around (Level II) EHRENBERG AZ 1 1 1 1 0 0 - ▲Detail
01/07/2026 CA Walk-Around (Level II) I-10 AT CA/AZ STATE LINE 0 0 0 0 0 0 - ▲Detail
01/07/2026 CA Walk-Around (Level II) I-10 AT CA/AZ STATE LINE 0 0 0 0 0 0 - ▲Detail
01/07/2026 CA Walk-Around (Level II) PORT OF ENTRY 0 0 0 0 0 0 - ▲Detail
01/07/2026 CA Walk-Around (Level II) PORT OF ENTRY 0 0 0 0 0 0 - ▲Detail
01/06/2026 CA Full (Level I) BLACK ROCK PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
01/06/2026 CA Full (Level I) BLACK ROCK PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
01/06/2026 CA Full (Level I) BLACK ROCK PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
01/06/2026 CA Full (Level I) BLACK ROCK PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
09/18/2025 CA Driver-Only (Level III) 210 WB EOF AZUSA 1 0 0 0 1 0 - ▲Detail
09/16/2025 CA Driver-Only (Level III) I-10 AT CA/AZ STATE LINE 0 0 0 0 0 0 - ▲Detail
09/11/2025 AZ Driver-Only (Level III) SHOW LOW AZ 0 0 0 0 0 0 - ▲Detail
09/10/2025 CA Full (Level I) SIDEWINDER PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
07/24/2025 CA Full (Level I) SR-166 AT I-5 2 0 0 0 2 0 - ▲Detail
07/10/2025 CA Full (Level I) SIDEWINDER PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
04/10/2025 AZ Full (Level I) YUMA AZ 2 0 0 0 0 0 - ▲Detail
03/31/2025 AZ Walk-Around (Level II) SACATON AZ 3 1 0 0 0 1 - ▲Detail
02/07/2025 AZ Walk-Around (Level II) PRESCOTT AZ 0 0 0 0 0 0 - ▲Detail
02/07/2025 AZ Walk-Around (Level II) PRESCOTT AZ 1 1 0 1 0 0 - ▲Detail
01/29/2025 CA Driver-Only (Level III) BLACK ROCK PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
05/01/2024 AZ Driver-Only (Level III) PARKER AZ 2 0 0 0 0 0 - ▲Detail
02/12/2024 CA Full (Level I) SIDEWINDER PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
02/12/2024 CA Full (Level I) SIDEWINDER PLATFORM SCALE 0 0 0 0 0 0 - ▲Detail
11/27/2023 CA Full (Level I) MORONGO BASIN CHP AREA 1 0 0 0 1 0 - ▲Detail
11/20/2023 AZ Full (Level I) GLENDALE AZ 4 0 0 0 0 0 - ▲Detail
Detailed Inspection Report

Safety Performance Percentiles

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

Total Inspections31
HOS Compliance 1 viols
Driver Fitness 1 viols
Vehicle Maintenance 3 viols

Licensing & Insurance

FormTypeInsurance CompanyPolicyCoverageEffectiveCancel DateMethod
91XBIPD/PrimaryACCEPTANCE INSURANCE COMPANYCT11102859$1,000,00012/13/200008/22/2001Replaced
91XBIPD/PrimarySCOTTSDALE INSURANCE COMPANYLTS0000701$750,00011/10/201403/12/2015Cancelled
91XBIPD/PrimarySCOTTSDALE INSURANCE COMPANYLTS0000575$750,00011/01/201311/10/2014Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.PIA02147701$750,00010/12/200708/22/2008Cancelled
91XBIPD/PrimaryNORTHLAND CASUALTY INSURANCE COMPANYTC253194$1,000,00010/05/199910/03/2000Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.481888$750,00009/07/200508/22/2006Cancelled
91XBIPD/PrimaryUNITED FINANCIAL CASUALTY COMPANYCA 8072292$750,00008/24/201807/16/2019Cancelled
91XBIPD/PrimaryWILSHIRE INSURANCE COMPANYBA2604144$750,00008/24/201608/24/2018Cancelled
91XBIPD/PrimarySCOTTSDALE INSURANCE COMPANYLTS0000434$750,00008/22/201211/01/2013Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.PIA06819301$1,000,00008/22/201107/26/2012Cancelled
91XBIPD/PrimaryMAXUM CASUALTY INSURANCE COMPANYTRK-6010460-1$750,00008/22/200901/15/2010Replaced
91XBIPD/PrimaryCANAL INSURANCE CO.PIA02147702$750,00008/22/200802/10/2009Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.PIA02147701$750,00008/22/200710/12/2007Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.497635$750,00008/22/200602/16/2007Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.497635$750,00008/22/200601/25/2007Replaced
91XBIPD/PrimaryCANAL INSURANCE CO.481888$750,00008/22/200509/07/2005Replaced
91XBIPD/PrimaryCANAL INSURANCE CO.481888$750,00008/22/200510/11/2005Name Changed
91XBIPD/PrimaryCANAL INSURANCE CO.459586$1,000,00008/22/200408/22/2005Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.440598$1,000,00008/22/200308/22/2004Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.392885$1,000,00008/22/200208/22/2003Cancelled
91XBIPD/PrimaryDIAMOND STATE INSURANCE COMPANYNLH0000355$1,000,00008/22/200109/04/2002Cancelled
91XBIPD/PrimaryDIAMOND STATE INSURANCE COMPANYNLH0000355$1,000,00008/22/200108/22/2002Replaced
91XBIPD/PrimaryCANAL INSURANCE CO.PIA06819301$1,000,00007/26/201208/22/2012Replaced
91XBIPD/PrimaryPRIME INSURANCE COMPANYSC19071951$750,00007/24/201901/14/2020Cancelled
91XBIPD/PrimaryUNITED FINANCIAL CASUALTY COMPANYCA998367360$750,00006/18/202508/18/2025Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.CT1999458472$750,00006/18/202306/18/2025Cancelled
91XBIPD/PrimaryUNITED FINANCIAL CASUALTY COMPANYCA2255850$750,00006/18/202006/18/2023Replaced
91XBIPD/PrimaryNORTHLAND INSURANCE COMPANYTN232373$1,000,00006/15/199810/05/1999Cancelled
91XBIPD/PrimarySCOTTSDALE INSURANCE COMPANYLTS0000701$750,00003/12/201508/24/2016Replaced
91XBIPD/PrimaryCANAL INSURANCE CO.PIA02147702$750,00002/10/200908/22/2009Cancelled
91XBIPD/PrimaryCANAL INSURANCE CO.497635$750,00001/25/200708/22/2007Cancelled
91XBIPD/PrimaryMAXUM CASUALTY INSURANCE COMPANYTRK-6010460-1$1,000,00001/15/201009/22/2011Cancelled
91XBIPD/PrimaryMAXUM CASUALTY INSURANCE COMPANYTRK-6010460-1$1,000,00001/15/201008/22/2011Replaced
91XBIPD/PrimaryPRIME INSURANCE COMPANYSC19071951$750,00001/14/202007/24/2020Cancelled
91XBIPD/PrimaryPRIME INSURANCE COMPANYSC19071951$750,00001/14/202006/18/2020Replaced

No active insurance policies.

DocketTypeActionServedDispositionDisp Date
MC340180CONTRACTINVOLUNTARY REVOCATION11/22/2005DISCONTINUED REVOCATION12/09/2005
MC340180CONTRACTINVOLUNTARY REVOCATION10/14/2014DISCONTINUED REVOCATION10/16/2014
MC340180CONTRACTINVOLUNTARY REVOCATION09/17/2007DISCONTINUED REVOCATION09/28/2007
MC340180CONTRACTINVOLUNTARY REVOCATION09/08/2005DISCONTINUED REVOCATION09/09/2005
MC340180CONTRACTINVOLUNTARY REVOCATION07/30/2018DISCONTINUED REVOCATION08/24/2018
MC340180MOTOR PROPERTY CONTRACT CARRIERREINSTATED07/29/2019--
MC340180CONTRACTINVOLUNTARY REVOCATION07/28/2008DISCONTINUED REVOCATION08/15/2008
MC340180CONTRACTINVOLUNTARY REVOCATION07/27/2009DISCONTINUED REVOCATION08/21/2009
MC340180CONTRACTINVOLUNTARY REVOCATION07/26/2007DISCONTINUED REVOCATION08/23/2007
MC340180CONTRACTINVOLUNTARY REVOCATION07/26/2006DISCONTINUED REVOCATION08/25/2006
MC340180CONTRACTINVOLUNTARY REVOCATION07/26/2005DISCONTINUED REVOCATION08/25/2005
MC340180CONTRACTINVOLUNTARY REVOCATION07/26/2004DISCONTINUED REVOCATION08/27/2004
MC340180MOTOR PROPERTY CONTRACT CARRIERGRANTED06/24/1998REVOKED12/20/2000
MC340180CONTRACTINVOLUNTARY REVOCATION05/22/2025DISCONTINUED REVOCATION06/04/2025
MC340180MOTOR PROPERTY CONTRACT CARRIERREINSTATED04/13/2001REVOKED07/22/2019
MC340180CONTRACTINVOLUNTARY REVOCATION02/13/2015DISCONTINUED REVOCATION03/05/2015
MC340180CONTRACTINVOLUNTARY REVOCATION01/22/2007DISCONTINUED REVOCATION01/26/2007

No revocation records.

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