J F Sobieski Mechanical Contractors Inc is an active interstate carrier based in Newark, DE.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 45 | 0 | 0 |
| Trailers | 1 | 0 | 0 |
| Total Power Units | 45 | ||
Distinct vehicles · 24 mo
vs 45 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 67% | 85% | Around peer average |
| HOS Compliance | 100% | 95% | Worse than most peers |
| Driver Fitness | 67% | 87% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 42% | 77% | Around peer average |
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 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 4 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Oct 20, 2025 | MD | STRAIGHT TRUCK | 0 | 0 |
| Sep 22, 2025 | MD | STRAIGHT TRUCK | 3 | 0 |
| May 7, 2025 | VA | TRUCK TRACTOR | 1 | 0 |
| Nov 25, 2024 | MD | STRAIGHT TRUCK | 0 | 0 |
| Aug 16, 2024 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 0.60 | — |
| HOS Compliance | 1 | 0.14 | — |
| Vehicle Maintenance | 2 | 1.08 | — |
| Driver Fitness | 1 | 0.07 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state MD accounts for 50% of activity. Activity outside home state (DE): 90%.
| 0 |
| Unsafe Driving | 3 | 2 | 0 |
| Driver Fitness | 1 | 0 | 0 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| NJ |
| STRAIGHT TRUCK |
| 2 |
| 0 |
| Jul 29, 2024 | PA | STRAIGHT TRUCK | 0 | 0 |
| Jul 19, 2024 | NJ | STRAIGHT TRUCK | 0 | 0 |
| Jun 27, 2024 | DE | STRAIGHT TRUCK | 1 | 0 |
| Apr 19, 2024 | MD | STRAIGHT TRUCK | 1 | 0 |
| Apr 9, 2024 | MD | STRAIGHT TRUCK | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 22, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Sep 22, 2025 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
| Sep 22, 2025 | 39395KEE | Emergency Equipment - Stopped vehicle warning devices inadequate flag size | Vehicle Maintenance | — |
| May 7, 2025 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |
| Aug 16, 2024 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |
| Aug 16, 2024 | 39617C | Operating a CMV without proof of a periodic inspection | Vehicle Maintenance | — |
| Jun 27, 2024 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| Apr 19, 2024 | 39282A1 | Using a hand-held mobile telephone while operating a CMV | Unsafe Driving | — |
| Apr 9, 2024 | 39141A | Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency. History of either fail | Driver Fitness | — |