Southern Heavy Haul Inc is an active interstate carrier based in Laredo, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 40 | 0 | 0 |
| Tractors | 40 | 0 | 0 |
| Trailers | 115 | 0 | 0 |
| Total Power Units | 40 | ||
Distinct vehicles · 24 mo
vs 40 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 86% | 94% | Worse than most peers |
| HOS Compliance | 94% | 95% | Worse than most peers |
| Driver Fitness | 94% | 94% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 75% | 82% | 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 | 27 | — | 6.67% |
| Vehicle | 0 | 30 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 0 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 264 | 54 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 24, 2026 | US | TRUCK TRACTOR | 7 | 1 |
| Mar 24, 2026 | CO | TRUCK TRACTOR | 3 | 3 |
| Mar 23, 2026 | TX | TRUCK TRACTOR | 4 | 0 |
| Mar 18, 2026 | WA | TRUCK TRACTOR | 0 | 0 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 6
5s Oilfield Services Llc
Lovington, NM
Sonia Sanchez · also at 6 others
Genesis 1 1 Oilfield Services Inc
Lovington, NM
Sonia Sanchez · also at 6 others
M & S Transport Llc
Tempe, AZ
Sonia Sanchez · also at 6 others
Sandridge Partners Lp
Buttonwillow, CA
Sonia Sanchez · also at 6 others
Sonia Sanchez
Hesperia, CA
Sonia Sanchez · also at 6 others
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 6 | 1.03 | — |
| HOS Compliance | 42 | 1.64 | — |
| Vehicle Maintenance | 87 | 7.34 | — |
| Driver Fitness | 24 | 1.22 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 28 states. Top state TX accounts for 33% of activity. Activity outside home state (TX): 67%.
+23 other states with fewer inspections
| 53 |
| Hours-of-Service Compliance | 63 | 20 | 11 |
| Driver Fitness | 27 | 8 | 18 |
| Unsafe Driving | 8 | 2 | 0 |
| Mar 16, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Mar 15, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Mar 13, 2026 | TX | TRUCK TRACTOR | 4 | 1 |
| Mar 9, 2026 | US | TRUCK TRACTOR | 6 | 1 |
| Feb 26, 2026 | LA | TRUCK TRACTOR | 2 | 1 |
| Feb 25, 2026 | UT | TRUCK TRACTOR | 2 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 24, 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 | — |
| Mar 24, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Mar 24, 2026 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Mar 24, 2026 | 3939ALBL | Lighting - Backup lamp inoperative | Vehicle Maintenance | — |
| Mar 24, 2026 | 3939ALLPL | Lighting - License plate lamp inoperative | Vehicle Maintenance | — |
| Mar 24, 2026 | 3963A1BALR | Air Brake - Fails air loss rate test | Vehicle Maintenance | Yes |
| Mar 24, 2026 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
| Mar 24, 2026 | 39111B2S | Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the Hi | Driver Fitness | Yes |
| Mar 24, 2026 | 3929A2C | Cargo - Vehicle components or dunnage not secured | Vehicle Maintenance | Yes |
| Mar 24, 2026 | 3939ALTSI | Lighting - Turn signal - Any inoperative on the rearmost vehicle. | Vehicle Maintenance | Yes |
Sonia Sanchez
Edinburg, TX
Sonia Sanchez · also at 6 others
Shared phone · 1