DBA: Irwinstone
Jack T Irwin Inc is an active interstate carrier based in Rockville, MD.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 0 | 0 |
| Total Power Units | 6 | ||
Distinct vehicles · 24 mo
vs 6 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 | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 93% | 95% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 5 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 3 states. Top state MD accounts for of activity.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 5 | 3 | 5 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 13, 2026 | MD | STRAIGHT TRUCK | 2 | 2 |
| Sep 5, 2025 | MD | STRAIGHT TRUCK | 2 | 2 |
| Oct 22, 2024 | VA | STRAIGHT TRUCK | 0 | 0 |
| Oct 16, 2024 | MD | STRAIGHT TRUCK | 1 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 3 | 13.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Apr 29, 2024 | DC | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 13, 2026 | 393110B2IC | Cargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo 5 feet or less and more than 1100 lbs | Vehicle Maintenance | Yes |
| Mar 13, 2026 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Sep 5, 2025 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Sep 5, 2025 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |
| Oct 16, 2024 | 393110B2IC | Cargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo 5 feet or less and more than 1100 lbs | Vehicle Maintenance | Yes |