Carrier profile · USDOT 1108094 · Updated Jun 13, 2026

DOUBLE K UNDERGROUND INC

25 power unitsavg 6.3 yrLocal · 1 statesSIX LAKES, MI68/100
AUTHORITY STATUS UNKNOWN
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 90.0%24-mo cumulative
050%nat'l 22.26%
Driver OOS 40.6%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 10 vehicle and 32 driver inspections over 24 months.

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

80.0% · 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

32 inspections in the charted months · busiest month Oct '25 · 4

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 25-unit fleet — enough signal to read the safety record, though not a heavy sample.
Registered power units
25
Inspections · 24 mo
32
Annualized
≈16 / yr
Coverage
≈0.6 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

66%
Unsafe Driving
Vektor peer est.
27%
Hours-of-Service
Vektor peer est.
99%
Driver Fitness
Alert
25%
Controlled Substances
Vektor peer est.
92%
Vehicle Maintenance
Alert

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 Driving43 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance18 · 5 OOS
  • 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance16 · 0 OOS
  • 391.41 No / expired medical certificateDriver Fitness15 · 8 OOS
  • 396.17 Periodic (annual) inspectionVehicle Maintenance13 · 0 OOS
  • 393.43 Parts & accessories (vehicle condition)Vehicle Maintenance9 · 9 OOS
  • 390.21 USDOT number marking on vehicleUnsafe Driving7 · 0 OOS
  • 383.23 Operating without a valid CDLDriver Fitness7 · 7 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance2 · 2 OOS
  • 392.9 Failure to secure load / cargo not securedUnsafe Driving2 · 1 OOS

ELD & hours-of-service

2 hours-of-service / ELD violations on record · most recent Oct 20, 2025. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

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

Crash history· 10 total · 2 in 24 mo

10
Total crashes
2
In last 24 mo
0
Fatal
3
Injury
YearCrashesFatalInjuryTow
20262002
20242012
20222012
20211001
20171001
20122012
DateStateFatalitiesInjuriesTow-away
Jan 30, 2026MI00Yes
Jan 23, 2026MI00Yes
Apr 4, 2024MI01Yes
Mar 15, 2024MI00Yes
Oct 7, 2022MI00Yes
Jan 6, 2022MI01Yes
Jan 13, 2021MI00Yes
Jun 7, 2017MI00Yes
Sep 21, 2012MI01Yes
Jan 13, 2012MI00Yes