Carrier profile · USDOT 2575962 · MC-901023 · Updated Jul 18, 2026

Mason Transport Company LLC

36 power unitsavg 5.5 yrNational · 16 statesNASHVILLE, TN74/100

CARRIER ACTIVEMC-901023 ACTIVE

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 38.5%24-mo cumulative

050%nat'l 22.26%

Driver OOS 4.7%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 26 vehicle and 43 driver inspections over 24 months.

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

41.7% · 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

42 inspections in the charted months · busiest month Mar '26 · 7

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.

Expected band

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.6 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 36-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 36
Inspections · 24 mo: 43
Annualized: ≈22 / yr
Coverage: ≈0.6 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

35%

Unsafe Driving

Vektor peer est.

43%

Hours-of-Service

Vektor peer est.

15%

Driver Fitness

Vektor peer est.

Controlled Substances

0violations

clean · per-BASIC

85%

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.

393.9 Inoperative required lampsVehicle Maintenance21 · 6 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance20 · 12 OOS
392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving13 · 0 OOS
395.3 Driving beyond hours-of-service limitsHOS Compliance12 · 2 OOS
395.8 Record of duty status (log / ELD) not current or missingHOS Compliance7 · 1 OOS
395.30 ELD — use / data transferHOS Compliance7 · 0 OOS
393.45 Brake tubing / hose defectsVehicle Maintenance4 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance4 · 0 OOS
393.78 Windshield wipersVehicle Maintenance4 · 0 OOS
393.55 Antilock brake system (ABS)Vehicle Maintenance4 · 0 OOS

ELD & hours-of-service

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

8ELD device issues

0No log / no ELD

7False logs

9Drove over hours

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

Crash history· 7 total · 5 in 24 mo

Total crashes

In last 24 mo

Fatal

Injury

Year	Crashes	Fatal	Injury	Tow
2026	2	1	2	2
2025	1	0	0	1
2024	2	0	0	2
2022	2	0	1	2

Date	State	Fatalities	Injuries	Tow-away
May 7, 2026	OH	0	1	Yes
May 7, 2026	OH	1	3	Yes
Jan 3, 2025	OH	0	0	Yes
Dec 29, 2024	WV	0	0	Yes
Dec 5, 2024	OH	0	0	Yes
Sep 27, 2022	LA	0	3	Yes
Jul 8, 2022	SC	0	0	Yes