DBA: Transportes Sts
Efren Olivas Samaniego is an active interstate carrier based in Nogales, SO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Tractors | 4 | 0 | 0 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 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 | 74% | 69% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 66% | 75% | 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 | 7 | — | 6.67% |
| Vehicle | 0 | 58 | — | 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 | 719 | 124 | 61 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 17, 2026 | AZ | TRUCK TRACTOR | 3 | 0 |
| Feb 13, 2026 | AZ | TRUCK TRACTOR | 15 | 1 |
| Feb 12, 2026 | AZ | TRUCK TRACTOR | 2 | 0 |
| Dec 31, 2025 | US | TRUCK TRACTOR | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 68 | 24.16 | — |
| Driver Fitness | 18 | 1.83 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 2 states. Top state US accounts for 71% of activity. Activity outside home state (SO): 100%.
| Driver Fitness | 19 | 7 | 7 |
| Dec 16, 2025 | AZ | TRUCK TRACTOR | 7 | 0 |
| Dec 16, 2025 | US | TRUCK TRACTOR | 3 | 0 |
| Dec 12, 2025 | AZ | TRUCK TRACTOR | 10 | 1 |
| Dec 11, 2025 | US | TRUCK TRACTOR | 7 | 0 |
| Dec 9, 2025 | AZ | TRUCK TRACTOR | 12 | 2 |
| Dec 5, 2025 | US | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 17, 2026 | 39111B2Z | Border Zone - Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. | Driver Fitness | — |
| Feb 17, 2026 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |
| Feb 17, 2026 | 3963A1OAL | Other - Any air leak not attributed to the brake or suspension system. | Vehicle Maintenance | — |
| Feb 13, 2026 | 39311A1LIL | Lighting - Identification lamp(s) missing | Vehicle Maintenance | — |
| Feb 13, 2026 | 39311A1LLPL | Lighting - License plate lamp missing | Vehicle Maintenance | — |
| Feb 13, 2026 | 393203CCBP | Cab and Body Parts - Hood not securely fastened | Vehicle Maintenance | — |
| Feb 13, 2026 | 39330B | Battery - Not protected | Vehicle Maintenance | — |
| Feb 13, 2026 | 39343ATPV | Air Brake - Inoperable or missing tractor protection valve | Vehicle Maintenance | Yes |
| Feb 13, 2026 | 39347CBSAMBD | Drum Brake - Slack adjuster length mismatched on the same axle other than a steering axle | Vehicle Maintenance | — |
| Feb 13, 2026 | 39348ABLMACBD | Drum Brake - Loose chamber/spider/camshaft support bracket | Vehicle Maintenance | — |