Muggli Bros Inc is an active interstate carrier based in Miles City, MT.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 0 | 0 |
| Tractors | 6 | 0 | 0 |
| Trailers | 10 | 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 | 98% | 98% | Worse than most peers |
| HOS Compliance | 99% | 99% | Worse than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 96% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 2 states. Top state SD accounts for 67% of activity. Activity outside home state (MT): 100%.
| 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 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 9, 2026 | WY | TRUCK TRACTOR | 7 | 0 |
| Sep 24, 2024 | SD | TRUCK TRACTOR | 0 | 0 |
| Aug 9, 2024 | SD | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 2.50 | — |
| HOS Compliance | 1 | 3.00 | — |
| Vehicle Maintenance | 1 | 19.00 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 0 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| Unsafe Driving | 1 | 0 | 0 |
| BASIC |
|---|
| OOS |
|---|
| Mar 9, 2026 | 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 | — |
| Mar 9, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Mar 9, 2026 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Mar 9, 2026 | 39360D | Windshield / Windows - Tinting permits less than 70% of light transmittance | Vehicle Maintenance | — |
| Mar 9, 2026 | 39375CTAOTDLT232 | Tires - Less than 2/32 inch tread depth | Vehicle Maintenance | — |
| Mar 9, 2026 | 3939ALLPL | Lighting - License plate lamp inoperative | Vehicle Maintenance | — |
| Mar 9, 2026 | 3958F1HOSM | HOS (Manner) - Driver's record of duty status not current to the time shown for last change of duty status. Date and Time: | Hours-of-Service Compliance | — |