Carrier profile · USDOT 751746 · MC-340180 · Updated Jul 18, 2026

Stone & Son Transport LLC

6 power unitsavg 15.3 yrLocal · 2 statesCHANDLER, AZ94/100
CARRIER ACTIVEMC-340180 ACTIVERATED SATISFACTORY
Verified linksFMCSA SAFER

Safety

Roadside out-of-service rates versus the national benchmark, inspection and crash trends, decoded violation themes, and ELD / hours-of-service integrity — the full safety picture behind the verdict.

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 5.3%24-mo cumulative
050%nat'l 22.26%
Driver OOS 6.5%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 19 vehicle and 31 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

0.0% · latest 6-mo window● Steady

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Holding steady across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

31 inspections in the charted months · busiest month Jan '26 · 8

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Heavily inspected
Under-inspected
Expected
Well-monitored
Heavily inspected
≈2.6 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
Registered power units
6
Inspections · 24 mo
31
Annualized
≈16 / yr
Coverage
≈2.6 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

Unsafe Driving
0violations
clean · per-BASIC
43%
Hours-of-Service
Vektor peer est.
25%
Driver Fitness
Vektor peer est.
Controlled Substances
0violations
clean · per-BASIC
5%
Vehicle Maintenance
Vektor peer est.

Percentile = standing among same-exposure peers (higher = worse). FMCSA publishes percentiles for only some carriers (shown official); elsewhere we show a Vektor peer-percentile estimate, or the absolute SMS measure when there are too few inspections to rank.

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

  • 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving10 · 0 OOS
  • 393.11 Required lamps/reflectors missingVehicle Maintenance3 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance3 · 0 OOS
  • 395.8 Record of duty status (log / ELD) not current or missingHOS Compliance3 · 1 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance1 · 1 OOS
  • 393.48 Brakes inoperativeVehicle Maintenance1 · 0 OOS
  • 393.60 Windshield / glazingVehicle Maintenance1 · 0 OOS
  • 383.25 Commercial Driver's License (CDL)Driver Fitness1 · 1 OOS

ELD & hours-of-service

3 hours-of-service / ELD violations on record · most recent Mar 26, 2026. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

0ELD device issues
3No log / no ELD
0False logs
0Drove over hours

Crash history· 15 total · 1 in 24 mo

15
Total crashes
1
In last 24 mo
0
Fatal
3
Injury
YearCrashesFatalInjuryTow
20251001
20211011
20191001
20181001
20171011
20162002
20141001
20121001
20051001
20042002
20032012
20021001
DateStateFatalitiesInjuriesTow-away
Feb 27, 2025CA00Yes
May 11, 2021AZ01Yes
Apr 3, 2019AZ00Yes
Mar 19, 2018AZ00Yes
Jun 29, 2017CO01Yes
Apr 6, 2016CO00Yes
Jan 30, 2016CO00Yes
Nov 19, 2014CO00Yes
Jun 11, 2012NM00Yes
Dec 6, 2005AZ00Yes
Aug 12, 2004CA00Yes
Feb 2, 2004AZ00Yes
Dec 18, 2003AZ01Yes
Apr 30, 2003AZ00Yes
Jan 24, 2002CA00Yes