Carrier profile · USDOT 511106 · Updated Jun 13, 2026

GL Williams & Daughter Trucking Inc

DBA G L WILLIAMS & DAUGHTER TRUCKING INC

14 power unitsavg 6 yrLocal · 2 statesGRANITEVILLE, SC86/100
AUTHORITY STATUS UNKNOWN
Verified linksglwdtrucking.comFMCSA 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 45.5%24-mo cumulative
050%nat'l 22.26%
Driver OOS 3.9%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 11 vehicle and 26 driver inspections over 24 months.

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

80.0% · 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 41.4 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

26 inspections in the charted months · busiest month Aug '25 · 6

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
≈0.9 / unit·yr
thin signalabundant signal
Within the expected band for a 14-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
14
Inspections · 24 mo
26
Annualized
≈13 / yr
Coverage
≈0.9 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

48%
Unsafe Driving
Vektor peer est.
Hours-of-Service
0violations
clean · per-BASIC
54%
Driver Fitness
Vektor peer est.
Controlled Substances
0violations
clean · per-BASIC
68%
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 Driving12 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance6 · 0 OOS
  • 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance5 · 0 OOS
  • 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance5 · 5 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance3 · 0 OOS
  • 392.16 Failure to use seat beltUnsafe Driving3 · 0 OOS
  • 393.100 Cargo securement (general)Vehicle Maintenance3 · 3 OOS
  • 393.134 Parts & accessories (vehicle condition)Vehicle Maintenance3 · 3 OOS
  • 393.60 Windshield / glazingVehicle Maintenance3 · 0 OOS
  • 393.78 Windshield wipersVehicle Maintenance3 · 0 OOS

ELD & hours-of-service

No hours-of-service or ELD violations on record across 39 inspections — a clean logging history.

Crash history· 10 total · 0 in 24 mo

10
Total crashes
0
In last 24 mo
0
Fatal
0
Injury
YearCrashesFatalInjuryTow
20231001
20183003
20171001
20161001
20021001
20001001
19992002
DateStateFatalitiesInjuriesTow-away
Feb 28, 2023SC00Yes
Dec 17, 2018SC00Yes
Dec 17, 2018SC00Yes
Dec 17, 2018SC00Yes
Apr 15, 2017SC00Yes
Aug 23, 2016SC00Yes
Mar 15, 2002SC00Yes
May 17, 2000SC00Yes
Mar 17, 1999GA00Yes
Mar 17, 1999GA00Yes