Carrier profile · USDOT 760583 · MC-342834 · Updated Jun 13, 2026

Superior Transportation Inc

35 power unitsavg 11.2 yrMulti-region · 13 statesN CHARLESTON, SC88/100
CARRIER ACTIVEMC-342834 ACTIVERATED SATISFACTORY
Verified linkssuperiortransportation.usFMCSA 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 21.6%24-mo cumulative
050%nat'l 22.26%
Driver OOS 0.0%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 37 vehicle and 80 driver inspections over 24 months.

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

33.3% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 9.6 pts 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

80 inspections in the charted months · busiest month Jul '25 · 12

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.

Well-monitored
Under-inspected
Expected
Well-monitored
Heavily inspected
≈1.1 / unit·yr
thin signalabundant signal
Within the expected band for a 35-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
35
Inspections · 24 mo
80
Annualized
≈40 / yr
Coverage
≈1.1 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

52%
Unsafe Driving
Vektor peer est.
22%
Hours-of-Service
Vektor peer est.
Driver Fitness
0violations
clean · per-BASIC
Controlled Substances
0violations
clean · per-BASIC
56%
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 Driving29 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance12 · 5 OOS
  • 395.8 Record of duty status (log / ELD) not current or missingHOS Compliance8 · 2 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance4 · 2 OOS
  • 395.3 Driving beyond hours-of-service limitsHOS Compliance4 · 2 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance3 · 1 OOS
  • 393.55 Antilock brake system (ABS)Vehicle Maintenance3 · 0 OOS
  • 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance2 · 2 OOS
  • 393.47 Brake actuators / linings / componentsVehicle Maintenance2 · 0 OOS
  • 393.78 Windshield wipersVehicle Maintenance2 · 0 OOS

ELD & hours-of-service

13 hours-of-service / ELD violations on record · most recent Mar 25, 2026. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

1ELD device issues
6No log / no ELD
2False logs
4Drove over hours

Trending worse — 100% of ELD violations are in the last 24 months. Falsified-log violations are a serious integrity flag.

Crash history· 51 total · 1 in 24 mo

51
Total crashes
1
In last 24 mo
1
Fatal
23
Injury
YearCrashesFatalInjuryTow
20251011
20221001
20213003
20202002
20194013
20185025
20174023
20168058
20143023
20135104
20113032
20091001
20072011
20052022
20041001
20032011
20022020
20011011
20001001
DateStateFatalitiesInjuriesTow-away
Mar 30, 2025KY01Yes
Jan 14, 2022SC00Yes
Dec 9, 2021IL00Yes
Oct 4, 2021SC00Yes
Jul 26, 2021SC00Yes
Aug 5, 2020IL00Yes
Apr 4, 2020IA00Yes
Aug 7, 2019AL00Yes
Apr 1, 2019SC00Yes
Feb 5, 2019GA00Yes
Jan 21, 2019SC01No
Nov 27, 2018NC00Yes
Oct 29, 2018SC01Yes
Mar 29, 2018SC00Yes
Mar 27, 2018AL01Yes
Feb 28, 2018KY00Yes
Dec 20, 2017NC00Yes
Aug 15, 2017SC00Yes
May 4, 2017SC01No
Apr 17, 2017SC01Yes
Aug 31, 2016SC02Yes
Jul 15, 2016SC01Yes
Jul 5, 2016GA02Yes
Jun 20, 2016SC00Yes
May 20, 2016SC01Yes