Carrier profile · USDOT 421403 · MC-655861 · Updated Jun 21, 2026

INSULATION DISTRIBUTORS INC

DBA IDI DISTRIBUTORS

256 power unitsavg 4.5 yrNational · 42 statesCHANHASSEN, MN88/100
CARRIER ACTIVEMC-655861 ACTIVERATED SATISFACTORYHAZMAT
Verified linksidimn.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 4.2%24-mo cumulative
050%nat'l 22.26%
Driver OOS 1.3%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 310 vehicle and 469 driver inspections over 24 months.

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

4.8% · 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

448 inspections in the charted months · busiest month Jun '26 · 28

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 256-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.
Registered power units
256
Inspections · 24 mo
469
Annualized
≈235 / yr
Coverage
≈0.9 inspections / unit · yr

BASIC categories· CSA SMS · Aug 2026

25%
Unsafe Driving
Vektor peer est.
Hours-of-Service
0violations
clean · per-BASIC
16%
Driver Fitness
Vektor peer est.
Controlled Substances
0violations
clean · per-BASIC
8%
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 Driving71 · 0 OOS
  • 393.9 Inoperative required lampsVehicle Maintenance43 · 2 OOS
  • 390.21 USDOT number marking on vehicleUnsafe Driving13 · 0 OOS
  • 396.3 Inspection / repair / maintenance not performedVehicle Maintenance11 · 7 OOS
  • 393.45 Brake tubing / hose defectsVehicle Maintenance9 · 3 OOS
  • 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance9 · 7 OOS
  • 393.53 Automatic brake adjusters / indicatorsVehicle Maintenance7 · 0 OOS
  • 393.47 Brake actuators / linings / componentsVehicle Maintenance7 · 0 OOS
  • 392.82 Using a hand-held mobile phoneUnsafe Driving7 · 0 OOS
  • 395.22 ELD — provider/registration/malfunctionHOS Compliance6 · 0 OOS

ELD & hours-of-service

12 hours-of-service / ELD violations on record · most recent Jul 25, 2025. FMCSA does not publish the ELD device brand; these are the carrier's logging-compliance signals.

7ELD device issues
0No log / no ELD
0False logs
1Drove over hours

Trending worse — 57% of ELD violations are in the last 24 months.

Crash history· 65 total · 9 in 24 mo

65
Total crashes
9
In last 24 mo
3
Fatal
19
Injury
YearCrashesFatalInjuryTow
20261001
20256025
20244024
20233013
20221001
20212002
20207007
20196045
2018131513
20174014
20165024
20153003
20144123
20135005
20101101
DateStateFatalitiesInjuriesTow-away
Apr 20, 2026LA00Yes
Dec 4, 2025MT01Yes
Sep 19, 2025TX01No
Jul 31, 2025NJ00Yes
Jul 28, 2025TN00Yes
Mar 26, 2025CA00Yes
Jan 14, 2025IN00Yes
Oct 3, 2024MA01Yes
Aug 22, 2024TN00Yes
Jun 18, 2024NJ01Yes
Jan 9, 2024IL00Yes
Nov 21, 2023ME00Yes
Sep 27, 2023MN00Yes
Jun 20, 2023NC01Yes
Dec 16, 2022NH00Yes
Dec 7, 2021LA00Yes
Jan 11, 2021PA00Yes
Nov 23, 2020AZ00Yes
Aug 14, 2020IL00Yes
Aug 10, 2020FL00Yes
Apr 15, 2020TX00Yes
Mar 31, 2020MD00Yes
Feb 26, 2020PA00Yes
Jan 13, 2020CA00Yes
Oct 12, 2019CA00Yes