Carrier profile · USDOT 1507512 · MC-565411 · Updated Jul 18, 2026

MONTGOMERY MATERIALS LLC

10 power unitsavg 12.2 yrRegional · 5 statesOAK GROVE, MO94/100
CARRIER ACTIVEMC-565411 ACTIVE
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 15.4%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 — 13 vehicle and 21 driver inspections over 24 months.

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

33.3% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 19.8 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

20 inspections in the charted months · busiest month Dec '24 · 3

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 10-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
10
Inspections · 24 mo
21
Annualized
≈11 / yr
Coverage
≈1.1 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

12%
Unsafe Driving
Vektor peer est.
Hours-of-Service
0violations
clean · per-BASIC
Driver Fitness
0violations
clean · per-BASIC
Controlled Substances
0violations
clean · per-BASIC
80%
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 Driving17 · 0 OOS
  • 393.55 Antilock brake system (ABS)Vehicle Maintenance7 · 0 OOS
  • 393.47 Brake actuators / linings / componentsVehicle Maintenance5 · 0 OOS
  • 393.53 Automatic brake adjusters / indicatorsVehicle Maintenance4 · 0 OOS
  • 390.21 USDOT number marking on vehicleUnsafe Driving4 · 0 OOS
  • 393.11 Required lamps/reflectors missingVehicle Maintenance3 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance3 · 0 OOS
  • 396.17 Periodic (annual) inspectionVehicle Maintenance3 · 0 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance3 · 2 OOS
  • 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance2 · 0 OOS

ELD & hours-of-service

2 hours-of-service / ELD violations on record · most recent May 6, 2024. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

1ELD device issues
0No log / no ELD
0False logs
1Drove over hours

0 ELD violations in the last 24 months.

Crash history· 11 total · 3 in 24 mo

11
Total crashes
3
In last 24 mo
0
Fatal
4
Injury
YearCrashesFatalInjuryTow
20253003
20212012
20192011
20171011
20161001
20141011
20091001
DateStateFatalitiesInjuriesTow-away
Sep 25, 2025MO00Yes
Apr 3, 2025KS00Yes
Mar 17, 2025KS00Yes
Nov 24, 2021MO00Yes
Jan 14, 2021MO03Yes
Oct 21, 2019MO00Yes
Aug 8, 2019MO01No
Dec 18, 2017NE02Yes
Jul 21, 2016MO00Yes
Feb 3, 2014MO01Yes
Nov 10, 2009MO00Yes