Duncan Boys Trucking Llc is an active interstate carrier based in Clay City, IL.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 1 | 0 | 0 |
| Trailers | 1 | 0 | 0 |
| Total Power Units | 1 | ||
Distinct vehicles · 24 mo
vs 1 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 100% | 100% | Worse than most peers |
| HOS Compliance | 96% | 96% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 97% | 97% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 2 | — | 6.67% |
| Vehicle | 0 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 16 | 3 | 3 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | MO | TRUCK TRACTOR | 1 | 0 |
| Feb 27, 2026 | IN | TRUCK TRACTOR | 1 | 1 |
| Feb 24, 2026 | IL | TRUCK TRACTOR | 4 | 2 |
| Feb 4, 2026 | IN | TRUCK TRACTOR | 0 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 102.00 | — |
| HOS Compliance | 3 | 2.11 | — |
| Vehicle Maintenance | 4 | 13.50 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
Where they run
Inspected in 3 states. Top state MO accounts for 44% of activity. Activity outside home state (IL): 78%.
| Unsafe Driving | 6 | 3 | 0 |
| Hours-of-Service Compliance | 3 | 0 | 2 |
| Dec 17, 2025 | MO | TRUCK TRACTOR | 1 | 0 |
| Nov 24, 2025 | MO | TRUCK TRACTOR | 1 | 0 |
| Nov 24, 2025 | IL | TRUCK TRACTOR | 12 | 3 |
| Nov 17, 2025 | MO | TRUCK TRACTOR | 3 | 0 |
| Nov 7, 2025 | IN | TRUCK TRACTOR | 2 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | 39311BCSSRR | Conspicuity Systems - Trailers side retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| Feb 27, 2026 | 3958A1HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours-of-Service Compliance | Yes |
| Feb 24, 2026 | 393100B | Leaking/spilling/blowing/falling cargo | Vehicle Maintenance | Yes |
| Feb 24, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |
| Feb 24, 2026 | 3958AELD | ELD - No record of duty status (ELD Required) | Hours-of-Service Compliance | Yes |
| Feb 24, 2026 | 39617C | Operating a CMV without proof of a periodic inspection | Vehicle Maintenance | — |
| Dec 17, 2025 | 3922SLLLR | State/Local Laws - Lane restriction violation | Unsafe Driving | — |
| Nov 24, 2025 | 3922SLLS4 | State/Local Laws - Speeding 15 or more miles per hour over the speed limit | Unsafe Driving | — |
| Nov 24, 2025 | 39311TU | Truck-Tractor upper body corner requirements for retroreflective sheeting or reflex reflective material for vehicles manufactured after July 1997 | Vehicle Maintenance | — |
| Nov 24, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |