Wm Null Transportation Inc is an active interstate carrier based in Halethorpe, 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 |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 72% | 87% | Around peer average |
| HOS Compliance | 93% | 96% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 49% | 73% | 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 | 3 | 0 | 0 |
| Hours-of-Service Compliance |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 11, 2026 | PA | STRAIGHT TRUCK | 0 | 0 |
| Dec 11, 2025 | MD | STRAIGHT TRUCK | 0 | 0 |
| Oct 27, 2025 | MD | STRAIGHT TRUCK | 0 | 0 |
| Oct 23, 2025 | PA | STRAIGHT TRUCK | 0 | 0 |
| Oct 9, 2025 | MD |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.29 | — |
| HOS Compliance | 1 | 0.06 | — |
| Vehicle Maintenance | 2 | 0.28 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state MD accounts for 76% of activity. Activity outside home state (MD): 24%.
| 1 |
| 0 |
| 0 |
| Unsafe Driving | 1 | 0 | 0 |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Sep 18, 2025 | MD | STRAIGHT TRUCK | 0 | 0 |
| Aug 27, 2025 | PA | STRAIGHT TRUCK | 2 | 0 |
| Aug 25, 2025 | MD | STRAIGHT TRUCK | 0 | 0 |
| Aug 20, 2025 | MD | STRAIGHT TRUCK | 1 | 0 |
| Jun 18, 2025 | DC | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Aug 27, 2025 | 3929A2C | Cargo - Vehicle components or dunnage not secured | Vehicle Maintenance | — |
| Aug 27, 2025 | 393203BCBP | Cab and Body Parts - Cab/body mounts loose/broken/missing | Vehicle Maintenance | — |
| Aug 20, 2025 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Jul 10, 2024 | 3922LV | Lane Restriction violation | Unsafe Driving | — |
| Jun 21, 2024 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |