May Trucking Company is an active interstate carrier based in Salem, OR.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1,049 | 0 | 0 |
| Tractors | 1,049 | 0 | 0 |
| Trailers | 2,653 | 0 | 0 |
| Total Power Units | 1,049 | ||
Distinct vehicles · 24 mo
vs 1,049 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 100% | 96% | Worse than most peers |
| HOS Compliance | 75% | 95% | Worse than most peers |
| Driver Fitness | 75% | 96% | Worse than most peers |
| Controlled Substances | 100% | 100% | Worse than most peers |
| Vehicle Maintenance | 50% | 87% | 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 | 12 | — | 6.67% |
| Vehicle | 0 | 73 | — | 22.26% |
| Hazmat | 1 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Apr 1, 2026 | 0 | 0 | 1 | 1 |
| Jan 1, 2026 | 0 | 4 | 6 | 7 |
| Oct 1, 2025 | 0 | 2 | 8 | 9 |
| Jul 1, 2025 | 0 | 1 | 4 | 4 |
| Apr 1, 2025 | 0 | 2 | 4 | 4 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 330 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 25, 2026 | CA | STRAIGHT TRUCK | 2 | 1 |
| Mar 25, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 25, 2026 | CA | STRAIGHT TRUCK | 0 | 0 |
| Mar 24, 2026 | CA | STRAIGHT TRUCK | 0 | 0 |
| Mar 23, 2026 |
| Category |
|---|
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 175 | 1.59 | — |
| HOS Compliance | 60 | 0.08 | — |
| Vehicle Maintenance | 213 | 1.46 | — |
| Driver Fitness | 3 | 0.02 | — |
| Controlled Substances | 6 | 0.03 | — |
| 4.44% |
Where they run
Inspected in 43 states. Top state CA accounts for 40% of activity. Activity outside home state (OR): 100%.
+38 other states with fewer inspections
| Jan 1, 2025 |
| 0 |
| 0 |
| 5 |
| 5 |
| Oct 1, 2024 | 0 | 1 | 7 | 8 |
| Jul 1, 2024 | 0 | 1 | 7 | 7 |
| 81 |
| Unsafe Driving | 192 | 49 | 0 |
| Hours-of-Service Compliance | 74 | 13 | 2 |
| Controlled Substances/​Alcohol | 8 | 3 | 8 |
| Driver Fitness | 4 | 3 | 4 |
| Hazardous Materials Compliance | 1 | 0 | 1 |
| CA |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Mar 23, 2026 | CA | STRAIGHT TRUCK | 2 | 0 |
| Mar 23, 2026 | OR | TRUCK TRACTOR | 4 | 1 |
| Mar 23, 2026 | MT | TRUCK TRACTOR | 0 | 0 |
| Mar 23, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 23, 2026 | CA | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 25, 2026 | 3925A2IP | Intoxicating - No driver shall use alcohol be under the influence of alcohol or have any measured alcohol concentration or detected presence of alcohol while o | Controlled Substances/​Alcohol | Yes |
| Mar 25, 2026 | 395282IELDDSDC | HOS (ELD) - Driver failing to select the applicable special driving category before the start of the status and deselect when the indicated status ends. | Hours-of-Service Compliance | — |
| Mar 23, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 23, 2026 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 23, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Mar 23, 2026 | 39311BCSSRR | Conspicuity Systems - Trailers side retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| Mar 23, 2026 | 39522H4ELDBRODS | HOS (ELD) - In-Vehicle Information - Failing to have a supply of blank driver's records of duty status graph-grids sufficient to record the driver's duty status a | Hours-of-Service Compliance | — |
| Mar 23, 2026 | 3965HL | Hubs - Leaking hub | Vehicle Maintenance | Yes |
| Mar 18, 2026 | 3965BHWSL | Hubs - Wheel seal leaking | Vehicle Maintenance | Yes |
| Mar 16, 2026 | 393207FSDAS | Suspension - Deflated air suspension | Vehicle Maintenance | Yes |