Carrier profile · USDOT 376457 · MC-162127 · Updated Jun 21, 2026

A M & S Transportation Co

69 power unitsavg 14.1 yrLocal · 1 statesOAKLAND, CA87/100
CARRIER ACTIVEMC-162127 ACTIVERATED SATISFACTORY
Verified linksamstrans.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 28.2%24-mo cumulative
050%nat'l 22.26%
Driver OOS 2.9%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 117 vehicle and 170 driver inspections over 24 months.

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

45.0% · 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 14.3 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

168 inspections in the charted months · busiest month Dec '24 · 13

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
≈1.3 / unit·yr
thin signalabundant signal
Within the expected band for a 69-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
69
Inspections · 24 mo
173
Annualized
≈87 / yr
Coverage
≈1.3 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

25%
Unsafe Driving
Vektor peer est.
Hours-of-Service
0violations
clean · per-BASIC
54%
Driver Fitness
Vektor peer est.
Controlled Substances
0violations
clean · per-BASIC
43%
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 Maintenance34 · 11 OOS
  • 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving19 · 0 OOS
  • 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance16 · 11 OOS
  • 393.126 Parts & accessories (vehicle condition)Vehicle Maintenance12 · 12 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance7 · 0 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance6 · 2 OOS
  • 393.55 Antilock brake system (ABS)Vehicle Maintenance5 · 0 OOS
  • 393.23 Parts & accessories (vehicle condition)Vehicle Maintenance4 · 4 OOS
  • 393.11 Required lamps/reflectors missingVehicle Maintenance4 · 1 OOS
  • 383.23 Operating without a valid CDLDriver Fitness3 · 3 OOS

ELD & hours-of-service

No hours-of-service or ELD violations on record across 234 inspections — a clean logging history.

Crash history· 38 total · 1 in 24 mo

38
Total crashes
1
In last 24 mo
0
Fatal
14
Injury
YearCrashesFatalInjuryTow
20251001
20242002
20235025
20223013
20212012
20201001
20192012
20184004
20172002
20161011
20142012
20121001
20101011
20091011
20042011
20023022
20011001
19991001
19942020
19921000
DateStateFatalitiesInjuriesTow-away
Jul 3, 2025CA00Yes
May 21, 2024CA00Yes
Apr 3, 2024CA00Yes
Dec 20, 2023CA01Yes
Nov 15, 2023CA00Yes
Aug 23, 2023CA00Yes
Jul 3, 2023CA01Yes
Feb 2, 2023CA00Yes
Nov 10, 2022CA02Yes
Mar 21, 2022CA00Yes
Jan 24, 2022CA00Yes
Sep 22, 2021CA01Yes
Jul 28, 2021CA00Yes
Aug 19, 2020CA00Yes
Oct 19, 2019CA01Yes
Jan 15, 2019CA00Yes
Nov 28, 2018CA00Yes
Nov 14, 2018CA00Yes
Feb 23, 2018CA00Yes
Feb 21, 2018CA00Yes
Aug 15, 2017CA00Yes
Jan 16, 2017CA00Yes
Feb 25, 2016CA01Yes
Oct 31, 2014CA00Yes
Sep 10, 2014CA01Yes